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What is Stainless Steel Butt Weld Outlet
Weldolet is most common and economical of all branch connections, it is welded to the main run pipe (larger size) and connceted to the branch pipe (small size). The shape of the Weldolet ensures little stress concentration on the branched pipe, providing an integral reinforcement.
Stainless steel butt weld outlet is essential for connecting, routing and secering tubes in different industries. They provide reliable, leak-free connections for efficient fluid and gas flow. Different types of outlets are available for various applications.
Stainless steel butt weld outlet which give an outlet from a bigger pipe to a smaller one (or one of a similar size). The fundamental pipe onto which the branch association is welded is generally called the Run or Header size estimate.
Types of Outlet
The types of pipe branch fittings are weldolet, thredolet, sockolet, latrolet, elbolet, nipolet, sweepolet and flangolet. Why they are popular, because its outstanding advantages, such as safety, reliability, low cost and simple construction.
Specification of Weldolet Fittings
| Size Range | 1/8" - 24" / DN6 - DN600 |
| Schedule Chart | STD, XS, SCH 160 |
| Standard | MSS SP-97 |
| Carbon Steel | ASTM A105 / A105N |
| Low Temp Carbon Steel | ASTM A350 LF2 / LF3 |
| Pipeline Steel | ASTM A694 F42 / 46 / 56 / 60 / 65 |
| Alloy Steel | ASTM A182 F11 / 12 / 5 / 9 / 91 / 92 / 22 |
| Stainless Steel | ASTM A182 F304/304L/304H, 316/316L, 310S, 317, 347, 904L, 321 |
| Duplex Stainless Steel | ASTM A182 F51, F53, F44 |
MSS SP-97 Stainless Steel Weldolet Dimensions
| Run pipe Nominal Size | Branch Nominal Size | Length | OD of Fitting | Cut hole Dia. | ||||||||
| A | D | d | ||||||||||
| DN | NPS | DN | NPS | STD | XS | SCH160 | STD | XS | SCH | STD | XS | SCH160 |
| 8~900 | 1/4~36 | 6 | 1/8 | 16 | 16 | - | 24 | 24 | - | 16 | 16 | - |
| 10~900 | 3/8~36 | 8 | 1/4 | 16 | 16 | - | 26 | 16 | - | 16 | 16 | - |
| 15~900 | 1/2~36 | 10 | 3/8 | 19 | 19 | - | 30 | 30 | - | 19 | 19 | - |
| 20~900 | 3/4~36 | 15 | 1/2 | 19 | 19 | 28 | 36 | 36 | 36 | 24 | 24 | 14 |
| 25~900 | 1~36 | 20 | 3/4 | 22 | 22 | 32 | 43 | 43 | 46 | 30 | 30 | 19 |
| 32~900 | 11/4~36 | 25 | 1 | 27 | 27 | 38 | 55 | 55 | 51 | 36 | 36 | 25 |
| 40~900 | 11/2~36 | 32 | 11/4 | 32 | 32 | 44 | 66 | 66 | 63 | 45 | 45 | 33 |
| 50~900 | 2~36 | 40 | 11/2 | 33 | 33 | 51 | 74 | 74 | 71 | 51 | 51 | 38 |
| 65~900 | 21/2~36 | 50 | 2 | 38 | 38 | 55 | 90 | 90 | 82 | 65 | 65 | 43 |
| 80~900 | 3~36 | 65 | 21/2 | 41 | 41 | 62 | 104 | 104 | 98 | 76 | 76 | 54 |
| 90~900 | 31/2~36 | 80 | 3 | 44 | 44 | 73 | 124 | 124 | 122 | 93 | 93 | 73 |
| 100~900 | 4~36 | 90 | 31/2 | 48 | 48 | - | 138 | 138 | - | 113 | 113 | - |
| 125~900 | 5~36 | 100 | 4 | 51 | 51 | 84 | 154 | 154 | 154 | 120 | 120 | 98 |
| 150~900 | 6~36 | 125 | 5 | 57 | 57 | 94 | 187 | 187 | 188 | 141 | 141 | 122 |
| 200~900 | 8~36 | 150 | 6 | 60 | 78 | 105 | 213 | 227 | 222 | 170 | 170 | 146 |
| 250~900 | 10~36 | 200 | 8 | 70 | 99 | - | 265 | 292 | - | 220 | 220 | - |
| 300~900 | 12~36 | 250 | 10 | 78 | 94 | - | 323 | 325 | - | 275 | 265 | - |
| 350~900 | 14~36 | 300 | 12 | 86 | 103 | - | 379 | 381 | - | 325 | 317 | - |
| 400~900 | 16~36 | 350 | 14 | 89 | 10 | - | 411 | 416 | - | 257 | 361 | - |
| 450~900 | 18~36 | 400 | 16 | 94 | 106 | - | 465 | 468 | - | 408 | 403 | - |
| 500~900 | 20~36 | 450 | 18 | 97 | 111 | - | 522 | 525 | - | 459 | 455 | - |
| 550~900 | 22~36 | 500 | 20 | 102 | 119 | - | 573 | 584 | - | 508 | 509 | - |
| 650~900 | 26~36 | 600 | 24 | 116 | 140 | - | 690 | 708 | - | 614 | 612 | - |
Note:
1) D2 issame to the outside diameter of branch pipe, d4 is same to the inside diameter of branch pipe, T is same to the wall thickness of branch pipe.
Wight Chart of Butt Weld Outlet
| Referenced Weight Lists | ||||
| BW Outlet | ||||
| Branch Nominal Size | BW Outlet | |||
| DN | NPS | STD | XS | Sch160 |
| 6 | 1/8 | 0.04 | 0.05 | |
| 8 | 1/4 | 0.04 | 0.05 | |
| 10 | 3/8 | 0.06 | 0.07 | |
| 15 | 1/2 | 0.11 | 0.13 | 0.18 |
| 20 | 3/4 | 0.16 | 0.18 | 0.2 |
| 25 | 1 | 0.32 | 0.34 | 0.4 |
| 32 | 1-1/4 | 0.38 | 0.42 | 0.5 |
| 40 | 1-1/2 | 0.57 | 0.6 | 0.7 |
| 50 | 2 | 0.85 | 0.9 | 1.1 |
| 65 | 2-1/2 | 1.28 | 1.35 | 2 |
| 80 | 3 | 1.88 | 2 | 3.2 |
| 90 | 3-1/2 | 2.2 | 2.4 | |
| 100 | 4 | 2.8 | 3.2 | 6 |
| 125 | 5 | 5.7 | 6.8 | 9.8 |
| 150 | 6 | 7.2 | 11 | 16 |
| 200 | 8 | 10.8 | 19.2 | 31 |
| 250 | 10 | 17 | 19.5 | |
| 300 | 12 | 25.6 | 29.6 | |
| 350 | 14 | 27 | 32 | |
| 400 | 16 | 36 | 41.7 | |
| 450 | 18 | 48.2 | 55.8 | |
| 500 | 20 | 58.5 | 76 | |
| 600 | 24 | 149 | 152 | |
Process of production
Retest of raw materials→Cutting→Forging→Heat treatment→Surface treatment→Machining process→Non-destructive testing→Finished product Inspection→Marking→Packing→Transportation
Advantage
Safety
Reliability
Low cost
Variety types
Easy installation
Simple construction
Reliable connection
What is Stainless Steel Butt Weld Outlet
Weldolet is most common and economical of all branch connections, it is welded to the main run pipe (larger size) and connceted to the branch pipe (small size). The shape of the Weldolet ensures little stress concentration on the branched pipe, providing an integral reinforcement.
Stainless steel butt weld outlet is essential for connecting, routing and secering tubes in different industries. They provide reliable, leak-free connections for efficient fluid and gas flow. Different types of outlets are available for various applications.
Stainless steel butt weld outlet which give an outlet from a bigger pipe to a smaller one (or one of a similar size). The fundamental pipe onto which the branch association is welded is generally called the Run or Header size estimate.
Types of Outlet
The types of pipe branch fittings are weldolet, thredolet, sockolet, latrolet, elbolet, nipolet, sweepolet and flangolet. Why they are popular, because its outstanding advantages, such as safety, reliability, low cost and simple construction.
Specification of Weldolet Fittings
| Size Range | 1/8" - 24" / DN6 - DN600 |
| Schedule Chart | STD, XS, SCH 160 |
| Standard | MSS SP-97 |
| Carbon Steel | ASTM A105 / A105N |
| Low Temp Carbon Steel | ASTM A350 LF2 / LF3 |
| Pipeline Steel | ASTM A694 F42 / 46 / 56 / 60 / 65 |
| Alloy Steel | ASTM A182 F11 / 12 / 5 / 9 / 91 / 92 / 22 |
| Stainless Steel | ASTM A182 F304/304L/304H, 316/316L, 310S, 317, 347, 904L, 321 |
| Duplex Stainless Steel | ASTM A182 F51, F53, F44 |
MSS SP-97 Stainless Steel Weldolet Dimensions
| Run pipe Nominal Size | Branch Nominal Size | Length | OD of Fitting | Cut hole Dia. | ||||||||
| A | D | d | ||||||||||
| DN | NPS | DN | NPS | STD | XS | SCH160 | STD | XS | SCH | STD | XS | SCH160 |
| 8~900 | 1/4~36 | 6 | 1/8 | 16 | 16 | - | 24 | 24 | - | 16 | 16 | - |
| 10~900 | 3/8~36 | 8 | 1/4 | 16 | 16 | - | 26 | 16 | - | 16 | 16 | - |
| 15~900 | 1/2~36 | 10 | 3/8 | 19 | 19 | - | 30 | 30 | - | 19 | 19 | - |
| 20~900 | 3/4~36 | 15 | 1/2 | 19 | 19 | 28 | 36 | 36 | 36 | 24 | 24 | 14 |
| 25~900 | 1~36 | 20 | 3/4 | 22 | 22 | 32 | 43 | 43 | 46 | 30 | 30 | 19 |
| 32~900 | 11/4~36 | 25 | 1 | 27 | 27 | 38 | 55 | 55 | 51 | 36 | 36 | 25 |
| 40~900 | 11/2~36 | 32 | 11/4 | 32 | 32 | 44 | 66 | 66 | 63 | 45 | 45 | 33 |
| 50~900 | 2~36 | 40 | 11/2 | 33 | 33 | 51 | 74 | 74 | 71 | 51 | 51 | 38 |
| 65~900 | 21/2~36 | 50 | 2 | 38 | 38 | 55 | 90 | 90 | 82 | 65 | 65 | 43 |
| 80~900 | 3~36 | 65 | 21/2 | 41 | 41 | 62 | 104 | 104 | 98 | 76 | 76 | 54 |
| 90~900 | 31/2~36 | 80 | 3 | 44 | 44 | 73 | 124 | 124 | 122 | 93 | 93 | 73 |
| 100~900 | 4~36 | 90 | 31/2 | 48 | 48 | - | 138 | 138 | - | 113 | 113 | - |
| 125~900 | 5~36 | 100 | 4 | 51 | 51 | 84 | 154 | 154 | 154 | 120 | 120 | 98 |
| 150~900 | 6~36 | 125 | 5 | 57 | 57 | 94 | 187 | 187 | 188 | 141 | 141 | 122 |
| 200~900 | 8~36 | 150 | 6 | 60 | 78 | 105 | 213 | 227 | 222 | 170 | 170 | 146 |
| 250~900 | 10~36 | 200 | 8 | 70 | 99 | - | 265 | 292 | - | 220 | 220 | - |
| 300~900 | 12~36 | 250 | 10 | 78 | 94 | - | 323 | 325 | - | 275 | 265 | - |
| 350~900 | 14~36 | 300 | 12 | 86 | 103 | - | 379 | 381 | - | 325 | 317 | - |
| 400~900 | 16~36 | 350 | 14 | 89 | 10 | - | 411 | 416 | - | 257 | 361 | - |
| 450~900 | 18~36 | 400 | 16 | 94 | 106 | - | 465 | 468 | - | 408 | 403 | - |
| 500~900 | 20~36 | 450 | 18 | 97 | 111 | - | 522 | 525 | - | 459 | 455 | - |
| 550~900 | 22~36 | 500 | 20 | 102 | 119 | - | 573 | 584 | - | 508 | 509 | - |
| 650~900 | 26~36 | 600 | 24 | 116 | 140 | - | 690 | 708 | - | 614 | 612 | - |
Note:
1) D2 issame to the outside diameter of branch pipe, d4 is same to the inside diameter of branch pipe, T is same to the wall thickness of branch pipe.
Wight Chart of Butt Weld Outlet
| Referenced Weight Lists | ||||
| BW Outlet | ||||
| Branch Nominal Size | BW Outlet | |||
| DN | NPS | STD | XS | Sch160 |
| 6 | 1/8 | 0.04 | 0.05 | |
| 8 | 1/4 | 0.04 | 0.05 | |
| 10 | 3/8 | 0.06 | 0.07 | |
| 15 | 1/2 | 0.11 | 0.13 | 0.18 |
| 20 | 3/4 | 0.16 | 0.18 | 0.2 |
| 25 | 1 | 0.32 | 0.34 | 0.4 |
| 32 | 1-1/4 | 0.38 | 0.42 | 0.5 |
| 40 | 1-1/2 | 0.57 | 0.6 | 0.7 |
| 50 | 2 | 0.85 | 0.9 | 1.1 |
| 65 | 2-1/2 | 1.28 | 1.35 | 2 |
| 80 | 3 | 1.88 | 2 | 3.2 |
| 90 | 3-1/2 | 2.2 | 2.4 | |
| 100 | 4 | 2.8 | 3.2 | 6 |
| 125 | 5 | 5.7 | 6.8 | 9.8 |
| 150 | 6 | 7.2 | 11 | 16 |
| 200 | 8 | 10.8 | 19.2 | 31 |
| 250 | 10 | 17 | 19.5 | |
| 300 | 12 | 25.6 | 29.6 | |
| 350 | 14 | 27 | 32 | |
| 400 | 16 | 36 | 41.7 | |
| 450 | 18 | 48.2 | 55.8 | |
| 500 | 20 | 58.5 | 76 | |
| 600 | 24 | 149 | 152 | |
Process of production
Retest of raw materials→Cutting→Forging→Heat treatment→Surface treatment→Machining process→Non-destructive testing→Finished product Inspection→Marking→Packing→Transportation
Advantage
Safety
Reliability
Low cost
Variety types
Easy installation
Simple construction
Reliable connection
