e. You must keep the space if you are using intermittent welding in between the continuous fillet welding. There are two types of intermittent fillet welds, chain and staggered. Study with Quizlet and memorize flashcards containing terms like The primary element of any welding symbol is referred to as the, Information appearing below the reference line refers to the, The term _______ refers to the center-to-center spacing of an intermittent fillet weld. The clear spacing between effective lengths of intermittent welds should not be _____ a) less than 16t in case of tension joint, where t is thickness of thinner plate b) less than 12t in case of compression joint, where t is thickness of thinner plate c) less than 20t in case of tension joint, where t is thickness of thinner plate欲使焊接間歇，請選取 「間歇焊接」(Intermittent weld). Length of welds if the weld does not span the entire joint or if the welds are intermittent. Maximum clear spacing between the effective length of the weld:For attaching stiffeners to plate, for example, intermittent welds can reduce the weld metal by as much as 75 percent yet provide the needed strength. The finished surface (cover pass) of a weld is referred to as the. is the shortest distance between the weld root and the face of the weld. 3. The weld is then machined flat to the member surface. Type or select a value for distance between intermittent weld. welds are to be sound, uniform and free from slag inclusions, porosity, undercutting or other defects. 2. 17. a. Adding twice the leg length for stops and starts gives 85 mm: use 90 mm. In the example you offered, the minimum length of each increment is 2 inches. If the member is irregular in shape, i. What be due (at least in part) to the magnitude of the loadInstead of continuous flange-to-web weld, intermittent fillet welds are sometimes used, as shown in Fig. Depending on beam size (must be at least a W10 to have b f = 10") space the pairs every couple of feet, or so. , 1/4 X 1/2". length c. The chain intermittent fillet weld dimensions are placed on both sides of the reference line and opposite to each other — Fig. To set the method for distributing the intermittent weld segments along the trajectory, next to Weld spacing, select an option: End with gap —Distribute the weld segments so every weld is followed by a gap. Only mechanised single sided welding is acceptable although manual single sided welding may be used at non-critical locations e. Maximum clear spacing of intermittent weld shall be 12t for compression joint and 16t for tensile joint, where t is thickness of thinner plate. 13. 5. Intermittent fillet welds and zig-zag fillet welds are types of fillet welds that are used in certain situations where a continuous fillet weld is not practical or possible. Please login to access full tutorial. An intermittent fillet weld is a fillet weld that is made in short segments, with gaps between the segments. Used more frequently than the length alone, the length and pitch (length first, spacing second) are two numbers located at the right of the fillet weld symbol. Repeat and select Get Weld Annotations. There is a weld at the start of the trajectory, and a space at the end. 線性： 角度： 「以焊接結束」(End with weld) - 以對稱方式從軌跡的中間開始分佈焊接段，使軌跡的起點有焊接，終點也有焊接。間. 4 (Standard Symbols for Welding, Brazing, and Nondestructive Examination). 要创建间断焊缝，请选择 “间断焊缝”(Intermittent weld). Most of the common weld types in the industry are used when the joint has two members joining together to create an intersection of 90 degrees. To set the method of distributing the intermittent weld segments along the trajectory, next to Weld spacing, select an option: End with gap —Distribute the weld segments so every weld is followed by a gap. 17, modified — Note 2 to entry has been adapted. When formed steel decking is a part of the composite beam, the spacing of stud shear connector along the length of the supporting beam or girder shall not exceed _______mm. Notice that the spacing, or pitch, is not the clear space between the welds, but the center-to-center (or end-to-end) distance. 線性： 角度： 「以焊接結束」(End with weld) - 以對稱方式從軌跡的中間開始分佈焊接段，使軌跡的起點有焊接，終點也有焊接。間. welds are to be sound, uniform and free from slag inclusions, porosity, undercutting or other defects. C. Staggered intermittent welds are given with the staggered Z symbol. 10 mm). 4. Weld spacing —Sets the method of distributing the intermittent weld segments along the trajectory when the pitch is set to Automatic. 3 in 12, you still have 12 inches from center to center so you haven't changed anything by changing the length of the weld. Numbers to the right of a symbol or symbols relate to the longitudinal dimension of welds, eg for fillets, the number of welds, weld length and weld spacing for non-continuous welds (e. 4. April 2020 Half-Inch-Diameter Grade A325 Bolts Weldability of Structural Steel Base Plate Load Distribution. 2 Compression Members. 4. c. The spacing of welds in any configuration other than a straight line must be dimensioned on the drawing. c. 19 shows an example of an intermittent fillet weld using the Start-Length extents solution to adjust the orientation to avoid interference with the existing holes. . 11. Such plug welds are to be 75mm long and spacing is to be in accordance with the requirements for intermittent welding as given in the Standards. In a single V-groove weld, what do you call the sloped surfaces on which the weld metal is applied?symbols. 7. Notice that the spacing, or pitch, does not denote the clear space between the welds, but rather the center-to-center (or end-to-end) distance. Intermittent welds are specified by pitch and length of the fillet besides the fillet size. lap joint D. is the center to center spacing of a staggered intermittent weld. Changing from mild steel to AHSS may also result in a change of arc blow. This is just a hint that you can expect a "skinny" beam like this to have problems. The welds are 6 mm intermittent of length 24 mm and the permissible shear stress in the welds is 120 MPa. 12. Spacing, extent, orientation, and location of arc. width . To define the default weld dimensioning scheme, click the Shape tab, and select an option: A, and then type a value for the distance from the weld surface to the. This will be more common with thicker material when it is a lengthy weld. reference line. F Zone: Marks the field weld symbols and. Inside stiffening ring attachment welds may be intermittent welds on each side of the ring with. Despite the increased alloying content used for AHSS, there are no increased welding imperfections compared with mild steel arc welds. 9. Study with Quizlet and memorize flashcards containing terms like When. Weld symbols on the dashed line relates to weld on the far side of the plate. Type or select a value for distance between intermittent weld. 9 As an alternative to intermittent welding, single sided welding may be used. When bolts are staggered, the maximum spacing along each gage line should not exceed 18 in or 190t F . -it gives all the information necessary for preparing and/or welding joint. AWS 2. , Which of the following is not considered a type of weld joint?, The weld joint formed when two parallel members overlap each other is called a ______ joint. For example, a 3/8 inch (9. Then do. Para hacer que la soldadura sea intermitente, seleccione la casilla Soldadura discontinua (Intermittent weld). I expect the intermittent welded plate/angle would act like the top flange truss used in trough/tub girder. Chain intermittent the welds on both sides of the joint are opposite each other and resemble a chain. (NSCP 509. Easily calculate the pitch between weld beads as well as bead quantities and lengths for your intermittent and stitch welding projects. The weld size (depth of the weld) is shown to the left of the weld symbol in parentheses. 欲使焊接間歇，請選取 「間歇焊接」(Intermittent weld). For intermittent welds, the length of each portion of the weld and the spacing of the welds are separated by a dash (length first, spacing second) and placed to the right of the fillet-weld symbol (Fig. There are two types of intermittent fillet welds, chain and staggered. [L. 4-79 American Welding Society / American National Standard; Cost of Welding Review and EquationsWhen an intermittent seam weld is made parallel to the joint or axis of the weld, a detailed drawing must be used and reference made to it in the tail of the arrow. The welds can be larger, but not smaller unless permitted by the fabrication standard. 3. I recently came across the following: -FOR INTERMITTENT WELDS, LENGTH SHALL. Some examples of thin-walled structures consisting of stiffened plates. g. 2) 8 mm. Welded Section Length = 14. . Typical Length and Spacing of Intermittent Welds Table and Formula - R in % = [ calculated leg size (continuous) ] / [ actual leg size used (intermittent) ] Shielded-Arc Flush Steel Welds Strength Table. When I have one to check, I set scale at pitch distance and check that there is 1/2 minimum weld length on each end of the pitch distance. The edge weld symbol shall only be used in. scarf. 要创建间断焊缝，请选择 “间断焊缝”(Intermittent weld). 3. , Dimensions that may be added to the edge weld symbol are size, length, and spacing (pitch of intermittent welds). Fillet weld termina- With intermittent weld symbol does the pitch and spacing need to be on both sides of the reference line, Also is their Aws documentation that shows this. Such plug welds are to be 75mm long and spacing is to be in accordance with the requirements for intermittent welding as given in the Standards. Maximum clear spacing between the effective length of the weld:For an intermittent weld, the segment length dimension is placed to the right of the fillet weld symbol, followed by a hyphen and pitch dimension. 2. For joints requiring more than one weld type, a symbol shall be. Groove weldsTo set the method for distributing the intermittent weld segments along the trajectory, next to Weld spacing, select an option: End with gap —Distribute the weld segments so every weld is followed by a gap. Weld symbols on the dashed line relates to weld on the far side of the plate. Angles, Diameters – Intermittent Tab • Toggle Intermittent on/off • Number of Welds/Weld Spacing – Options Tab • Cross Section (used for mass props) • Default Welding Rod • Default Weld Process • Finishing options – Properties Tab • Default Parameters. For a rectangular reinforced concrete compression member, it shall be permitted to take the radius of gyration equal to _____times the overall dimension of the direction of stability is being consideredНа вкладке Сварной шов с разделкой (Groove Weld) или Стыковой шов (Butt Weld) представлены команды, вкладки и контекстные меню. Eight times the weld size 7 In addition to the above limitation, what is the minimum length for intermittent fillet. ix Foreword (This Foreword is not a part of AWS D1. If the member is round, a weld all-around symbol is not needed. 11. Lap. true. ¾ in. Pitch refers to the A. ) The first edition of the Code for Fusion Welding and Gas Cutting in Building Construction was published by the American Welding Society in 1928. Used more frequently than the length alone, the length and pitch (length first, spacing second) are two numbers located at the right of the fillet weld symbol. 3. Notice that the spacing, or pitch, is not the clear space between the welds, but the center-to-center (or end-to-end) distance. In a single V-groove weld the sloped surfaces on which the weld metal is appli are called. for intermittent welds, length shall not be less than the greater of 4 times the weld size or 40mm (1-1/2”). In most cases, tack welds are intermittent, and the strength across the joint can be made greater by increasing the number of intermittent tack welds, even to the point of a continuous tack weld. The weld has a “2X” indicator in the tail of the callout, indicating that the entire weld callout is used in 2 places that have typical joints. Щелкните Приложения (Applications) > Сварка (Welding). Use as few weld passes as possibleYou can create intermittent welds for fillet welds, groove welds, or butt welds. and more. dimensions & other. The welding symbol looks fine. The difference must be assumed to I am using intermittent welds to connect two shapes. Lightweight fillet weld trajectories can be calculated automatically or manually (user-defined). A. , the weld all-around symbol is required if a weld all-around is required. Changing from mild steel to AHSS may also result in a change of arc blow. 断続溶接セグメントを軌道に沿って分布する方法を設定するには、 「溶接間隔」(Weld spacing) で、次のオプションを選択します。 「ギャップで終了」(End with gap) - すべての溶接の後ろにギャップができるように溶接セグメントを分布します。Pour rendre la soudure discontinue, cochez la case Soudure discontinue (Intermittent weld). There. Many who work in construction favor this technique as it saves on material costs and helps to avoid heat distortion, but it is vital to measure. As per EN1011-2 recommendation, the appropriate size of tack weld in joining the workpiece is 2 inches (50 mm). 13 Intermittent flange-to-web fillet weld Design of Plate Girders 24. without the weld (the skip). 4. Intermittent Fillet Weld Spacing for Tension Members. 5 times the width of the angle steel. 6 x 106 mm 203 I 3000 Fig. Option 2 is less common but can be done due and has the advantage of downturn welds (or whatever people call them), with the same caveats as Option 1. Intermittent welding was applied between the circular steel tube and the casing, and the weld length and weld spacing were 100 mm and 500 mm, respectively. Finally a proposal is presented for the permissible gap of welds in intermittent fillet welding of stiffened plates. Studs come in all sorts of sizes, shapes, and varieties. They have a depth. for compression members, the max clear spacing between welds shall not exceed 12”. “焊缝接头”(Weld joints) 表 - 对于仅具有曲面参考的焊缝，可列出创建焊缝几何时轨迹中包括或排除的接头 (轨迹部分)。 对于每个接头，可以定义接头起点、修改接头终点以及将焊缝符号附加到特定接头。适用于喇叭形坡口和对接焊缝以及半喇叭形坡口和对接焊缝。Fig. weld toe B. 7. In an intermittent weld what is the distance between the end of one weld and the beginning of the next if the length and pitch dimensions are 4-10. You can create intermittent welds for fillet welds, groove welds, or butt welds. 4. 6 Grouped spot welds. 11. On a lap joint, the ____ is. There is a weld at the start of the trajectory, and a space at the end. There are also rules on weld spacing and size. 4 . ” Clause 4. notes. Although you can apply it at different angles, it would be more prominent at 90 degrees. There is a weld at the start of the trajectory, and a space at the end. Axial strength increases with a decrease in weld spacing. 5. James,In general, the results of these studies demonstrated that various factors like plate slenderness of each plate element, depth of the beam, geometry of the corrugation, intermittent weld spacing. Study with Quizlet and memorize flashcards containing terms like The primary element of any welding symbol is referred to as the, Information appearing below the reference line refers to the, the term___________refers to the center-to-center spacing of an intermittent fillet weld. An intermittent fillet weld is a type of weld that consists of a series of individual welds made at intervals along the length of a joint. The primary element of any welding symbol. weld toe B. 25” and a pitch (center to center spacing) of 4. There is a weld at the start of the trajectory, and a space at the end. If no length is given, then the weld is to be placed between specified dimension lines (if given) or between those points where an abrupt change in the weld direction would occur (like at the end of the plates in the example above). Prior to 1976, the sketches included a note that the intermittent fillet weld started with a increment (or segment) at one end of the joint. max clear spacing shall not exceed 12 times the thinner of the two sections joined for joints in compression and 16 times for joints in tension. butt joint C. (center-to-center spacing) of an intermittent weld (formerly<br /> known as a skip weld) is expressed as the distance<br /> between centers of increments on one side of the joint. 2. Notice that the spacing, or pitch, does not denote the clear space between the welds, but rather the center-to-center (or end-to-end) distance. 1. 1M:2020 states, in Clause 4. The spacing of bolts is critical when you design your connections for various reasons. The depth of preparation for the groove joint is shown to the left of the weld side. When the top of the electrode leads the welding end of the electrode and the welding arc is pointing back toward the weld bead the travel angle is called a. d. The Basic ISO Weld Symbol. Under run (undersize) is as permitted by the. Spacing of intermittent weld according to IS 800: 2007, shall not exceed. A weld applied to the other side of a joint before a groove weld is started is called. For intermittent welds, a dash separates the length of each portion of the weld and the spacing of the welds (length first, spacing second). you have something like truss action in a field between the welds, which is basically what you're proposing). ____ 5. Intermittent welds are common on thin, heat-sensitive metals or for particularly long joints. Maximum increase is found to be 21% corresponding to 10t spacing. Rigid elements at the plate-to-stiffener junction. Restore Default button—Restores the default calculated trajectory. Note! Note: Weld symbols on the full reference line relates to welds on the arrow side of the plate being welded. 4 Plug and slot welds are not to be used except where access to both sides is not possible. Make sure they are accessible from both sides, and there is room for the. Fillet Welds •Dimensions of fillet welds –Shown on same side of reference line as weld symbol •Size of a fillet weld with unequal legs –Shown in parentheses to left of symbol •Intermittent fillet welds –Length and pitch increments are placed to the right –Used to reduce amount of welding, possible weld3. We have 4 CWI folks here but not all agree on this issue. Also known as stitch welding or skip welding, intermittent welding involves spacing out your welding points rather than having a long, continuous weld along the area. Each weld bead is two units long. 10) 50 times. Para definir el tipo de discontinuidad, junto a Tipo. The min. Welding Symbols: p. The maximum unwelded space between increments is 5-2 or 3 inches. The effective length of butt weld or groove weld shall be taken as the length of the continuous full-size butt weld, but not less than four times the size of the weld or minimum of 40 mm. 8. AWS A2. The intemittent fillet weld extends around the entire piece with no portions not welded. Part B, Brazing Symbols, uses the same symbols for brazing that are used for. 2-1). WELD_SPACING. bottom c. Consider the two welds shown in Figure 1. Pitch of the weld. b) The weld increment length is the minimum. The size is . AWS A2. Then s = 2( 1. Stud Welds. What does the 7 mean in the picture. 8 to 0. 2. 3. For example there are studs for concrete. 3-62). AT_CENTER * AT_END. The Basic ISO Weld Symbol. Pitch P Center to center spacing of intermittent or staggered welds. It substantially increases the strength usually. Study with Quizlet and memorize flashcards containing terms like The primary element of any welding symbol is referred to as the, Information appearing below the reference line refers to the, The term _______ refers to the center-to-center spacing of an intermittent fillet weld. 5 mm) size fillet, 2 inch (50 mm) long, with a pitch of 4 inch (100 mm) can be replaced with a continuous 3/16 inch (4. These welds are portrayed as a set of two numbers to the right of the triangle instead of just one. In general, the results of these studies demonstrated that various factors like plate slenderness of each plate element, depth of the beam, geometry of the corrugation, intermittent weld spacing. welding position used to join pipe. Stitch Spacing (Pitch): Another number is placed below the reference line, indicating the desired stitch spacing. 1 Intermittent butt welds - The effective length of intermittent butt welds shall be not less than four times the longitudinal space between the e%ctive length of welds nor more than 16 times the thinner part joined. For bare electrode welds, the allowable stress must be multiplied by 0. 7. Keying values 3 – 6 for length and pitch imply 3 weld deposit and 6 as the centre to centre spacing of each stitch. A: Stitch welding, also called intermittent welding or skip welding, involves laying multiple welds with spacing between them rather than having a long, continuous weld. AWS D1. Adds the symbol for staggered intermittent welds: Specify the weld details in the fields to the right of each Weld symbol button. Type or select a value for distance between intermittent weld. Bead Pitch = 6. 3. Intermittent welding is used when either a continuous weld is not necessary, or when a continuous weld threatens the joint by warping. The weld joint formed when two parallel members overlap each other. 欲設定沿軌跡分佈間歇焊接段的方法，請在 「焊接間距」(Weld spacing). 38) Substituting for q and qa form Eqs. The number of required tack welds depends on the joint geometry, length, material thickness, and metal type. Fig. Length of welds if the weld does not span the entire joint or if the welds are intermittent. The weld joint formed when two parallel members overlap each other is called. Center Spacing) of Weld Segments Field Weld Symbol Weld-All-Around Symbol Arrow Connecting Reference Line to Arrow Side Member of Joint or Arrow Side of Joint {} Referencec. The term _____ refers to the center-to-center spacing of an intermittent fillet weld. 4. I am using intermittent welds to connect two shapes. Metal is deposited within the groove and fuses with the base metal to form the joint. The 1/ 2” (12mm) leg-sized fillet weld is 6” (150mm) long. 000 * Cross sectional area of. 3. The clear spacing between the effective lengths of the intermittent welds should be less than or equal to 12 times the thickness of the thinner member in compression and 16 times in. Intermittent welds :Length shall not be less than 4 times the weld size or 40 mm whichever is more. You must be able to calculate the spacing between weld stops and weld starts in order to apply the correct welds to the specification. If the welds are symmetrical on both sides of the. By 803056 Date 08-21-2012 21:03. 1. <br /> Combining with previous research results [15, 16], it can be found that there is no difference in ultimate bearing capacity between intermittent welding reinforcement and continuous welding reinforcement when the weld spacing is set to 0. different thickness, stiffener spacing, number of attachments, corrugated con-struction, mechanical restraint condi-tions, assembly sequence and overall construction planning. 8 and for gas welds, they should be multiplied by 0. To set the method of determining the spacing between the intermittent weld segments, next to Pitch, select an option: Automatic —Calculates the pitch automatically. 欲設定沿軌跡分佈間歇焊接段的方法，請在 「焊接間距」(Weld spacing). Welders should consult the welding procedure specification (WPS) or the engineer responsible for the design to determine the exact number of stitches needed. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Study with Quizlet and memorize flashcards containing terms like Reference Line, Arrow Side, Pitch and more. Be sure to ask your supervisor<br /> to explain how the space at the end of the intermittent<br /> weld should be finished. Twice the weld size c. It is to be noted that generally, the depth does not exceed 200 mm owing to compaction constraints. The intermittent weld symbol is intended to ensure the weld is "strong" enough to transmit the load from one member to another. (a) If stiffening rings are used in designing the cylindrical portion of the outer jacket for external pressure, they must be attached to the jacket by means of fillet welds. W. About us. Weld Spacing. 3, the longitudinal spacing of intermittent fillet weld segments along the edges of an outside plate component to other. 3. For intermittent welds, the length of each portion of the weld and the spacing of the welds are separated by a dash (length first, spacing second) and placed to the right of the fillet weld symbol. What is the term that refers to the center-to-center spacing of an intermittent fillet weld? Lap. Pour définir le type de discontinuité, en regard de Type. The size of the weld is given to the left of the basic weld symbol and the length to the right. (5) End returns should be indicated on the drawings. T Dik, You are correct. Type or select a value for distance between intermittent weld. (such as halving bolt spacing, welding. The minimum length of an intermittent fillet weld shall be 1 -1/2 (40 mm). 1¼ in. Therefore, a smaller weld spacing may be needed when welding steels than when welding aluminum alloys. 4. 0 in o. The pitch is 1. EN 15085-3 standard specifies the minimum length of intermittent welds 50 mm (2 inches). There is a weld at the start of the trajectory, and a space at the end. Refers to the center-to-center spacing of an intermittent fillet weld. Case A, C, and D all look OK. 8 and for gas welds, they should be multiplied by 0. 4. An intermittent fillet weld is one that is not continuous across a joint. 4 . However, the AWS Specification imposes additional restrictions on the intermittent weld spacing. In other words, the three criteria the inspector should look at are: 1) The minimum size of the fillet - as specified by the welding symbol. (Weld spacing), sélectionnez une option : Extrémité avec intervalle (End with gap) : distribue les segments de soudure de sorte que chaque soudure soit suivie d'un intervalle. 12. Requirements of Welded Connections Intermittent welds (10. With the Fillet Weld, Groove Weld, or Butt Weld tab open, click the Intermittency tab. max clear. 3. Because of vibration intermittent weld should not be used. Therefore, with the increase of the strengthened weld spacing, the slenderness ratio of the angle steel between the short welds significantly increases and the. To set the method of distributing the intermittent weld segments along the trajectory, next to Weld spacing, select an option: End with gap —Distribute the weld segments so every weld is followed by a gap. Study with Quizlet and memorize flashcards containing terms like 1. arrow line. Type or select a value for distance between intermittent weld. SlideRuleEra (Structural) 7 Apr 15 20:06. Spacing Sets the distance between legs in the. false. There is a weld at the start of the trajectory, and a space at the end. 1] choose the required connection type. 线性： 角度： “以焊缝结束”(End with weld) - 焊缝段以轨迹中点对称分布。轨迹开始处为焊缝，轨迹结束处为焊缝。. 28The term pitch refers to the_____ spacing of an intermittent fillet weld. Pitch is the center to center spacing of a staggered intermittent weld Tack Welding Size and Spacing. -is an assembled symbol that combines multipile weld symbols into one. The depth of the geocell h may be 100, 125, 150 mm and in extreme cases, 200 mm. A center-to-center spacing of 3 in. the design of the weld and or the groove is usually the function of the -------. 37)/1. 2. Tail — When activated, supplementary information about the welds in the welding symbol are keyed in the field at the bottom of the extended dialog. What is the weld joint that is formed when two parallel members overlap each other? Groove faces. Each welding joint requires how many coupons of the same size and schedule pipe. Intermittent welds or also called skip welds are weld seams with unwelded spaces in between. The element Height specifies the height of the weld. In intermittent welds, welds are not continuous and each part of the weld & the space between these welds are split using a dash (e. Study with Quizlet and memorize flashcards containing terms like When the weld symbol for plug or slot weld is located below the reference line, the hole is in the arrow side member of the joint. c. As a result, shorter welding spacings will not increase the beam capacity. e. In welding during the part fitment stage, the appropriate size of tack welds is crucial in joining work pieces together. 3-7 Distortion can be prevented or minimized by techniques that defeat - or use constructively - the effects of the heating and cooling cycle. a hollow structural shape, a square or rectangular bar, etc. Staggered intermittent welds are given with the staggered Z symbol. 4 committee regarding intermittent fillet welds. The above weld is calling for six ½” diameter stud welds placed at a 4” center to center spacing. c. May 2020 Column Eccentricity Intermittent Fillet Weld Spacing for Tension Members Beam Stability Bracing. Staggered Intermittent weld — Appears for the ISO and DIN standards. Welds to be made in the field are indicated by a darkened triangular flag at the juncture of the reference line and arrow. and more. 2. spacing and welded connection. a) Except as provided in item b. 1½ in. 98 in > 4. Intermittent welding can save time and money if a long weld is not necessary. All intermittent welds (pitch) are made in a lengthwise pattern unless there is a detail on the print that says otherwise. -it gives all the information necessary for preparing and/or welding joint.