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Pipe Flanges

A pipe flange is an external or internal rib or rim, used either to add strength or to hold something in place.

Type: Blind Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210370
1/2" 0.56" 4 300 ANSI B16.5 4210456
3/4" 0.50" 4 150 ANSI B16.5 4210371
3/4" 0.62" 4 300 ANSI B16.5 4210457
1" 0.56" 4 150 ANSI B16.5 4210374
1" 0.69" 4 300 ANSI B16.5 4210460
1-1/4" 0.62" 4 150 ANSI B16.5 4210375
1-1/4" 0.75" 4 300 ANSI B16.5 4210461
1-1/2" 0.69" 4 150 ANSI B16.5 4210376
1-1/2" 0.81" 4 300 ANSI B16.5 4210462
2" 0.75" 4 150 ANSI B16.5 4210377
2" 0.88" 8 300 ANSI B16.5 4210463
2-1/2" 0.88" 4 150 ANSI B16.5 4210378
2-1/2" 1.00" 8 300 ANSI B16.5 4210464
3" 0.94" 4 150 ANSI B16.5 4210379
3" 1.12" 8 300 ANSI B16.5 4210465
4" 0.94" 8 150 ANSI B16.5 4210380
4" 1.25" 8 300 ANSI B16.5 4210466
5" 0.94" 8 150 ANSI B16.5 4210381
5" 1.38" 8 300 ANSI B16.5 4210467
6" 1.00" 8 150 ANSI B16.5 4210382
6" 1.44" 12 300 ANSI B16.5 4210468
8" 1.12" 8 150 ANSI B16.5 4210383
8" 1.62" 12 300 ANSI B16.5 4210469
10" 1.19" 12 150 ANSI B16.5 4210372
10" 1.88" 16 300 ANSI B16.5 4210458
12" 1.25" 12 150 ANSI B16.5 4210373
12" 2.00" 16 300 ANSI B16.5 4210459
Type: Lapjoint Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210412
1/2" 0.56" 4 300 ANSI B16.5 4210498
3/4" 0.50" 4 150 ANSI B16.5 4210413
3/4" 0.62" 4 300 ANSI B16.5 4210499
1" 0.56" 4 150 ANSI B16.5 4210416
1" 0.69" 4 300 ANSI B16.5 4210500
1-1/4" 0.62" 4 150 ANSI B16.5 4210417
1-1/4" 0.75" 4 300 ANSI B16.5 4210501
1-1/2" 0.69" 4 150 ANSI B16.5 4210418
1-1/2" 0.81" 4 300 ANSI B16.5 4210502
2" 0.75" 4 150 ANSI B16.5 4210419
2" 0.88" 8 300 ANSI B16.5 4210503
2-1/2" 0.88" 4 150 ANSI B16.5 4210420
2-1/2" 1.00" 8 300 ANSI B16.5 4210504
3" 0.94" 4 150 ANSI B16.5 4210421
3" 1.12" 8 300 ANSI B16.5 4210505
4" 0.94" 8 150 ANSI B16.5 4210422
4" 1.25" 8 300 ANSI B16.5 4210426
5" 0.94" 8 150 ANSI B16.5 4210423
5" 1.38" 8 300 ANSI B16.5 4210506
6" 1.00" 8 150 ANSI B16.5 4210424
6" 1.44" 12 300 ANSI B16.5 4210507
8" 1.12" 8 150 ANSI B16.5 4210425
8" 1.62" 12 300 ANSI B16.5 4210508
10" 1.19" 12 150 ANSI B16.5 4210414
10" 1.88" 16 300 ANSI B16.5 4210496
12" 1.25" 12 150 ANSI B16.5 4210415
12" 2.00" 16 300 ANSI B16.5 4210497
Type: Slip-On Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210384
1/2" 0.56" 4 300 ANSI B16.5 4210470
3/4" 0.50" 4 150 ANSI B16.5 4210385
3/4" 0.62" 4 300 ANSI B16.5 4210471
1" 0.56" 4 150 ANSI B16.5 4210388
1" 0.69" 4 300 ANSI B16.5 4210474
1-1/4" 0.62" 4 150 ANSI B16.5 4210389
1-1/4" 0.75" 4 300 ANSI B16.5 4210475
1-1/2" 0.69" 4 150 ANSI B16.5 4210390
1-1/2" 0.81" 4 300 ANSI B16.5 4210476
2" 0.75" 4 150 ANSI B16.5 4210391
2" 0.88" 8 300 ANSI B16.5 4210477
2-1/2" 0.88" 4 150 ANSI B16.5 4210392
2-1/2" 1.00" 8 300 ANSI B16.5 4210478
3" 0.94" 4 150 ANSI B16.5 4210393
3" 1.12" 8 300 ANSI B16.5 4210479
4" 0.94" 8 150 ANSI B16.5 4210394
4" 1.19" 8 300 ANSI B16.5 4210480
5" 0.94" 8 150 ANSI B16.5 4210395
5" 1.25" 8 300 ANSI B16.5 4210481
6" 1.00" 8 150 ANSI B16.5 4210396
6" 1.38" 12 300 ANSI B16.5 4210482
8" 1.12" 8 150 ANSI B16.5 4210397
8" 1.44" 12 300 ANSI B16.5 4210483
10" 1.19" 12 150 ANSI B16.5 4210386
10" 1.88" 16 300 ANSI B16.5 4210472
12" 1.25" 12 150 ANSI B16.5 4210387
12" 2.00" 16 300 ANSI B16.5 4210473
Type: Socket Weld Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Chlorinated Polyvinylchloride
1" 0.68" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0471144
1-1/2" 0.82" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0471146
2" 0.91" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0471147
3" 1.13" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0471149
4" 1.16" 8 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 471193
4" 1.24" 8 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0471150
Material Polyvinylchloride
3/4" 0.61" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470631
1" 0.68" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470632
1-1/4" 0.73" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470633
1-1/2" 0.82" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470634
2" 0.92" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470635
3" 1.05" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470681
3" 1.13" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470637
4" 1.16" 8 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470682
4" 1.24" 8 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470638
6" 1.29" 8 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470683
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210429
3/4" 0.50" 4 150 ANSI B16.5 4210430
3/4" 0.62" 4 300 ANSI B16.5 4210509
1" 0.56" 4 150 ANSI B16.5 4210433
1" 0.69" 4 300 ANSI B16.5 4210510
1-1/4" 0.62" 4 150 ANSI B16.5 4210434
1-1/4" 0.75" 4 300 ANSI B16.5 4210511
1-1/2" 0.69" 4 150 ANSI B16.5 4210435
1-1/2" 0.81" 4 300 ANSI B16.5 4210512
2" 0.75" 4 150 ANSI B16.5 4210436
2" 0.88" 8 300 ANSI B16.5 4210513
2-1/2" 0.88" 4 150 ANSI B16.5 4210437
2-1/2" 1.00" 8 300 ANSI B16.5 4210514
3" 0.94" 4 150 ANSI B16.5 4210438
3" 1.12" 8 300 ANSI B16.5 4210515
4" 0.94" 8 150 ANSI B16.5 4210439
4" 1.25" 8 300 ANSI B16.5 4210516
5" 1.38" 8 300 ANSI B16.5 4210517
6" 1.00" 8 150 ANSI B16.5 4210440
6" 1.44" 12 300 ANSI B16.5 4210518
8" 1.12" 8 150 ANSI B16.5 4210441
8" 1.62" 12 300 ANSI B16.5 4210519
10" 1.19" 12 150 ANSI B16.5 4210431
12" 1.25" 12 150 ANSI B16.5 4210432
Type: Threaded Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Iron
3/4" 0.44" 125 ASME B16.1 0467162
1" 0.44" 125 ASME B16.1 0467176
2" 0.63" 125 ASME B16.1 0467166
Material Polyvinylchloride
1" 0.68" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470652
1-1/2" 0.82" 4 300 ASTM D-1784, ASTM D-1785 and F-441, ANSI B1.20.1 0470654
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210356
1/2" 0.50" 4 300 ANSI B16.5 4210442
3/4" 0.50" 4 150 ANSI B16.5 4210357
3/4" 0.56" 4 300 ANSI B16.5 4210443
1" 0.56" 4 150 ANSI B16.5 4210360
1" 0.62" 4 300 ANSI B16.5 4210446
1-1/4" 0.62" 4 150 ANSI B16.5 4210361
1-1/4" 0.69" 4 300 ANSI B16.5 4210447
1-1/2" 0.69" 4 150 ANSI B16.5 4210362
1-1/2" 0.75" 4 300 ANSI B16.5 4210448
2" 0.75" 4 150 ANSI B16.5 4210363
2" 0.81" 8 300 ANSI B16.5 4210449
2-1/2" 0.88" 4 150 ANSI B16.5 4210364
2-1/2" 0.94" 8 300 ANSI B16.5 4210450
3" 0.94" 4 150 ANSI B16.5 4210365
3" 1.06" 8 300 ANSI B16.5 4210451
4" 0.94" 8 150 ANSI B16.5 4210366
4" 1.19" 8 300 ANSI B16.5 4210452
5" 0.94" 8 150 ANSI B16.5 4210367
5" 1.31" 8 300 ANSI B16.5 4210453
6" 1.00" 8 150 ANSI B16.5 4210368
6" 1.38" 12 300 ANSI B16.5 4210454
8" 1.12" 8 150 ANSI B16.5 4210369
8" 1.56" 12 300 ANSI B16.5 4210455
10" 1.19" 12 150 ANSI B16.5 4210358
10" 1.81" 16 300 ANSI B16.5 4210444
12" 1.25" 12 150 ANSI B16.5 4210359
12" 1.94" 16 300 ANSI B16.5 4210445
Type: Weldneck Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210398
1/2" 0.56" 4 300 ANSI B16.5 4210484
3/4" 0.50" 4 150 ANSI B16.5 4210399
3/4" 0.62" 4 300 ANSI B16.5 4210485
1" 0.56" 4 150 ANSI B16.5 4210402
1" 0.69" 4 300 ANSI B16.5 4210486
1-1/4" 0.62" 4 150 ANSI B16.5 4210403
1-1/4" 0.75" 4 300 ANSI B16.5 4210487
1-1/2" 0.69" 4 150 ANSI B16.5 4210404
1-1/2" 0.81" 4 300 ANSI B16.5 4210488
2" 0.75" 4 150 ANSI B16.5 4210405
2" 0.88" 8 300 ANSI B16.5 4210489
2-1/2" 0.88" 4 150 ANSI B16.5 4210406
2-1/2" 1.00" 8 300 ANSI B16.5 4210490
3" 0.94" 4 150 ANSI B16.5 4210407
3" 1.12" 8 300 ANSI B16.5 4210491
4" 0.94" 8 150 ANSI B16.5 4210408
4" 1.25" 8 300 ANSI B16.5 4210492
5" 0.94" 8 150 ANSI B16.5 4210409
5" 1.38" 8 300 ANSI B16.5 4210493
6" 1.00" 8 150 ANSI B16.5 4210410
6" 1.44" 12 300 ANSI B16.5 4210494
8" 1.12" 8 150 ANSI B16.5 4210411
8" 1.62" 12 300 ANSI B16.5 4210495
10" 1.19" 12 150 ANSI B16.5 4210427
10" 1.88" 16 300 ANSI B16.5 4210400
12" 1.25" 12 150 ANSI B16.5 4210428
12" 2.00" 16 300 ANSI B16.5 4210401
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