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Stainless Welded Steel Pipe

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Sizes & Schedule Specifications
Size Range: 2" - 48"
Schedules: 5S, 10S, STD, XH, 40, 80, 100, 120, 160, XXH


Products: Stainless steel welded pipe, stainless steel erw pipe, stainless steel efw pipe

Grades of Stainless Steel Tube

Austenitic: 201, 304/304L, 316/316L, 317/317L, 347/347H, 321/321H, 904L
Ferritic: 409, 430, 439, 441, 434, 436, 444, 446
Martensitic: 403, 410, 410S, 414/L, 441, 418, 420, 440, 416

Duplex: 2205/S31803, S32750, S32760






Processing for Stainless Steel Welded Pipe

Bar & Structural Cutting
Products cut include Round Bar, Flat bar, Hex bar, Square bar, Tubing and Hollow Bar, Pipe, Angles, channels, Beams and Tees.  Thickness range is 1/16″ to 28″diameter 
Production Cutting
Stainless can provide production cutting for product diameters up to 4″.
Pipe Threading
Available thru 2″ in Diameter/All schedules
Tubular Polishing
Products polished included all tubular products, with OD & ID polishing available, Round Bar, Square Bar, Hex & Flat bar, Angles, Uneven Leg Angles, beams, and other shapes.













Welded Stainless Steel Pipe Tolerances


NPS Designator Permissible Variations in Outside Diameter
Over In. Under In.
1/8 to 1-1/2, incl 1/64 (0.015) 1/32 (0.031)
Over 1-1/2 to 4, incl 1/32 (0.031) 1/32 (0.031)
Over 4 to 8, incl 1/16 (0.062) 1/32 (0.031)
Over 8 to 18, incl 3/23 (0.093) 1/32 (0.031)









Nominal Wall Thickness:
NPS Designator Outside Diameter in. Schedule 5S in. Schedule 10S in. Schedule 40S in. Schedule 80S in.
1/4 0.540 0.065 0.088 0.119
3/8 0.675 0.065 0.091 0.126
1/2 0.840 0.065 0.083 0.109 0.147
3/4 1.050 0.065 0.083 0.113 0.154
1.0 1.315 0.065 0.109 0.133 0.179
1 1/4 1.660 0.065 0.109 0.140 0.191
1 1/2 1.900 0.065 0.109 0.145 0.200
2 2.375 0.065 0.109 0.154 0.218
2 1/2 2.875 0.083 0.120 0.203 0.276
3 3.500 0.083 0.120 0.216 0.300
3 1/2 4.000 0.083 0.120 0.226 0.318
4 4.500 0.083 0.120 0.237 0.337
5 5.563 0.109 0.134 0.258 0.375
6 6.625 0.109 0.134 0.280 0.432
8 8.625 0.109 0.148 0.322 0.500
10 10.750 0.134 0.165 0.365 0.500
12 12.750 0.156 0.180 0.375 0.500