Short Description

Model No.: steel-weldolet

China Weldolet Manufacturer www.steeljrv.com offers Stainless Steel Weldolet, Duplex & Super Duplex Steel Weldolet, Alloy Steel Weldolet, Nickel Alloy Weldolet.

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Key Specifications / Features

Steel weldolet is the most popular branch connection: the branch is made by welding the item to the outlet of the run pipe. The ends of a weldolet are bevelled to facilitate the welding process, and for this reason weldolet belong to the family of butt weld fittings.steel weldolet - Steel Weldolet

Standard Weldolet Specification
Dimensions : ASME 16.11, MSS SP-97, BS 3799
Size : 1/2″ to 24″
Pressure Class : 3000 LBS, 6000 LBS, 9000 LBS
Form : Welding Outlets, Welding Olets.
Material & Grades Of Asme B16.11 Weldolet:
Stainless Steel Weldolet: 
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super Duplex Steel Weldolet : 
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Carbon Steel Weldolet: 
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
Low Temperature Carbon Steel Weldolet : ASTM A350, LF2, LF3
Alloy Steel Weldolet: 
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Copper Alloy Steel Weldolet : ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Nickel Alloy Weldolet: 
ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)

buttweld weldolet - Steel Weldolet

Outlet
Nominal Pipe Size
Face to Crotch (L)
Standard (SCH40S) XS (SCH80S) SCH160
Réduit Egal Réduit Egal Réduit Egal
1/8″ 16 16
1/4″ 16 16
3/8″ 16 19
1/2″ 19 19 19 19 28 28
3/4″ 22 22 22 22 32 32
1″ 27 27 27 27 38 38
1 1/4″ 32 32 32 30 44 44
1 1/2″ 33 33 33 32 51 51
2″ 38 38 38 38 55 55
2 1/2″ 41 41 41 41 62 62
3″ 44 44 44 44 73 73
3 1/2″ 48 51 48 51
4″ 51 51 51 51 84 84
5″ 57 57 57 57 94 94
6″ 60 60 78 78 105 105
8″ 70 70 99 99
10″ 78 78 94 89
12″ 86 86 103 100
14″ 89 89 100 105
16″ 94 94 106 113
18″ 97 103 111 119
20″ 102 117 119 127
24″ 116 137 140 140

The dimensions are in millimeters
Source : MSS SP-97 – 2006

Dimensions – Welding Outlets Size on Size XS

weldolet graph - Steel Weldolet

Outlet Size
Inches
A B C D Apprx. Weight
Pounds
1/2 3/4 1 3/8 15/16 5/8 0.15
3/4 7/8 1 5/8 1 3/16 13/16 0.25
1 1 1/16 2 1 7/16 1 1/32 0.40
1 1/4 1 1/4 2 7/16 1 3/4 1 3/8 0.70
1 1/2 1 5/16 2 7/8 2 1 5/8 0.90
2 1 1/2 3 1/2 2 9/16 2 1/16 1.60
2 1/2 1 5/8 4 1/16 3 2 7/16 2.50
3 1 3/4 4 13/16 3 11/16 3 1/16 4.10
3 1/2 2 5 3/8 3 7/8 3 9/16 5.10
4 2 6 4 3/4 4 7.50
5 2 1/4 7 1/8 5 9/16 5 1/16 9.50
6 3 1/16 8 7/8 6 11/16 6 1/16 15.00
8 3 7/8 10 5/8 8 11/16 7 5/8 32.00
10 3 1/2 12 7/8 10 7/16 9 3/4 46.00
12 3 15/16 15 3/16 13 11 3/4 61.00
14 4 1/8 16 11/16 14 5/16 13 75.00
16 4 7/16 18 7/8 16 1/2 15 115.00
18 4 11/16 21 1/8 18 5/8 17 130.00
20 5 23 3/8 20 13/16 19 187.00
24 5 1/2 27 7/8 25 1/8 23 316.00
26 5 3/4 30 1/8 27 1/4 25 370.00
30, 36 and larger sizes available on application

Conventional Run Size Combinations

Standard Weight Welding Outlets, Extra Strong Welding Outlets,
Class 3000 Thredolet, Class 3000 Sockolet, Extra Strong Nipolet
Run Sizes Outlet Size Inches
1/8 1/4 3/8 1/2 3/4 1 1 1/4
3/8 3/8 1/2 1/2 3/4 1 1 1/4
1/2 1/2 1 3/4 3/4 1 1 1/4 1 1/2
1 3/4 1 3/4 1 1/2 – 1 1/4 1 1 1/2 – 1 1/4 1 1/2 2
2 1/2 – 1 1/4 1 1/2 – 1 1/4 36-3 1 1/2 – 1 1/4 2 1/2 – 2 2 2 1/2
36-3 36-3 flat 2 1/2 – 2 5-3 2 1/2 3 1/2 – 3
flat flat   8-3 12-6 3 1/2 – 3 5-4
      36-10 36-14 5 – 4 8-6
      flat flat 10 – 6 18-10
    3/4 – 1/2     36 – 12 36-20
    36 – 1     flat flat
    flat        
  Outlet sizes 8, 10, 12, 14, 16. 18, 24, 26. 20 order to specific size combination.
Size consolidation for Welding Outlets only

Run Sizes Outlet Size Inches
1 1/2 2 2 1/2 3 3 1/2 4 5 6
1 1/2 2 2 1/2 3 3 1/2 4 5 6
2 2 1/2 3 3 1/2 4 5 6 8
2 1/2 3 3 1/2 4 5 6 8 10
3 4 – 3 1/2 4 5 6 8 10 14-12
4 – 3 1/2 5 5 6 8 10 12 16
6-5 6 6 8 10 14-12 14 18
12-8 10-8 8 10 14-12 20-16 18-16 22-20
24-14 18-12 12-10 14-12 20-16 22 22-20 28-24
36-26 36-20 18-14 20-16 36-24 36-24 28-24 36-30
flat flat 36-20 36-24 flat flat 36-30 flat
    flat flat     flat  

Class 6000 Thredolet, Class 6000 Sockolet, XXS Nipolet
Run Sizes Outlet Size Inches
1/4 3/8 1/2 3/4 1 1 1/4 1 1/2 2
1/2 1/2 1 3/4 1 1 1/2 – 1 1/4 1 1/2 2 2 1/2
1 3/4 3/4 2 – 1 1/4 2 1/2 – 1 1/4 2 1/2 – 2 2 1/2 – 2 2 1/2 3
2 1/2 – 1 1/4 1 6 – 2 1/2 10-3 10-3 3 1/2 – 3 3 1/2 – 3 4
36-3 1 1/2 – 1 1/4 36-8 36-12 36-12 8-4 5-4 5
flat 2 1/2 – 2 flat flat flat 36-10 8-6 6
  8-3       flat 18-10 10-8
  36-10         36-20 20-12
  flat         flat 36-24
              flat

Schedule 160, XXS Welding Outlets
Run Sizes Outlet Size Inches
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 4
1/2 1 3/4 1 1 1/2 – 1 1/4 1 1/2 2 2 1/2 3 4
1 1/4 – 3/4 2 – 1 1/4 2 1/2 -1 1/4 2 1/2 -2 2 1/2 – 2 2 1/2 3 3 1/2 6
36 – 1 1/2 6 – 2 1/2 10-3 10-3 3 1/2 -3 3 1/2 -3 3 1/2 4 8
flat 36-8 36-12 36-12 8-4 5-4 4 5 10
  flat flat flat 20-10 8-6 5 6 12
        22 18-10 8-6 8 14
        36-24 36-20 12-10 10 16
        flat flat 18-14 12 18
            36-20 14 20
            flat 16 22
              18 24
              20  
              22  
              24  
              flat  

BN-DS-C12 Pipe fitting weldolet overall dimensions

The below standard gives overall dimensions for study purposes of general weldolets.

212 bn ds c12 pipe fitting weldolet - Steel Weldolet

HEADER PIPE WEIGHT WELDOLET SIZE
SIZE OR SCH. NR. 2″ 3″ 4″ 6″ 8″ 10″ 12″ 14″ 16″ 18″ 20″ 24″
2″ STD-40
XS-80
70
XXS-160 87
3″ STD-40
XS-80
84 91
XXS-160 101 119
4″ STD-40
XS-80
97 103 111
XXS-160 114 132 144
STD-40 124 130 138 148
6″ XS-80 124 130 138 165

XXS-160 141 159 171 192
STD-40 149 156 164 176 183
8″ XS-80 149 156 164 191 197
XXS-160 167 184 197 218 224
STD-40 176 183 191 205 210 218
10″ XS-80 176 183 191 218 238 235
XXS-160 194 211 224 245 251 265
STD 202 208 216 228 255 245 251
12″ XS 202 208 216 243 264 267 265
XXS-160 219 237 249 270 276 291 324
14″ STD 218 224 232 245 251 259 267 270
XS 218 224 231 239 279 270 278 286
16″ STD 243 249 257 270 276 284 292 295 300
XS 243 249 257 284 305 293 303 306 319
18″ STD 268 275 283 295 302 310 318 321 325 335
XS 268 275 283 310 330 321 329 332 338 352
20″ STD 294 300 308 321 327 335 343 346 351 356 376
XS 294 300 308 335 356 346 354 557 364 370 386
24″ STD 345 351 359 372 378 386 394 397 402 406 411 446
XS 345 351 359 386 406 397 405 408 414 421 429 449

NOTES:

  • WHEN A WELDOLET WITH A LIGHTER WALL THICKNESS, OTHER THAN THOSE LISTED, IS REQUIRED, USE THE DIMENSION OF THE NEAREST HEAVIER WALL.
  • EXAMPLE FOR ORDERING WELDOLETS.
    SIZE DESCRIPTION MATERIAL
    10 x 4 WELDOLET SCH. 40 C.S
    (Header size X Welding Outlets size)

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