Stainless steel pipes

Supply Stainless steel pipes and Stainless seamless and welded pipes

 

Stainless steel seamless pipes

Forward steel exported stainless steel pipes, stainless steel seamless pipes and stainless steel welded pipes. 316L, 304L, 310S, 309s For using in heat exchanger projects, TP304H Boiler tube project, TP316L industrial pipe, TP316TI marine tube jobs and TP201 202 Stainless steel railing or handrail tube jobs.

 

  1. Seamless pipes or seamless tubes adopt standard

ASTM A312/A312M

A358/358M

A778/A778M

B36

19M/B36

ASME SB-167, ASME SB-423, ASME SB-163, ASME SB338

ASME SA213 ASME SA249, ASME SA688

ASTM SB-167, ASTM SB-423, ASTM SB-163, ASTM SB338

ASTM SA213 ASTM SA249, ASTM SA688

 

  1. Stainless steel pipes material grade:
    304 Stainless seamless pipe Stainless steel pipes

304L Stainless seamless pipe,

316L Stainless seamless pipe,

316H Stainless seamless pipe,

310S Stainless seamless pipe
310H Stainless seamless pipe

309S Stainless seamless pipe,

304H Stainless seamless pipe Stainless steel pipes

321 Stainless seamless pipe

321H Stainless seamless pipe

TP304, TP304H, TP316, TP316L, TP316TI, TP316LN, TP317L, TP321, TP321H, TP347, TP347H
s32750, s32760, 904l, s31803, s32205, N06600, N08825, N04405 Stainless seamless and welded pipes

  1. OUT SIDES Tolerance standard:
    ASTM A312
    ASTM A358:  Based on circumferential measurement -+0.5%

JIS G3459   -+0.3MM If OD less 30mm, If OD above 30mm or equal, -+1%
JIS G3468   -+1% If OD above and equal 318.5MM, If less OD318.5mm, +-5%

 

 

  1. Norma Wall thickness ANSI N B36.19
ANSI DIMENSION B36.19
Nominal Size OD Wall Thickness
NPS DN mm SCH5S SCH10S SCH10 SCH20 SCH30 SCH40S STD SCH40 SCH60 SCH80S XS SCH80 SCH100 SCH120 SCH140 SCH160 XXS
1∕8 6 10.3 1.24 1.73 1.73 1.73 2.41 2.41 2.41
1∕4 8 13.7 1.65 2.24 2.24 2.24 3.02 3.02 3.02
3∕8 10 17.2 1.65 2.31 2.31 2.31 3.2 3.2 3.2
1∕2 15 21.3 1.65 2.11 2.77 2.77 2.77 3.73 3.73 3.73 4.78 7.47
3∕4 20 26.7 1.65 2.11 2.87 2.87 2.87 3.91 3.91 3.91 5.56 7.82
1 25 33.4 1.65 2.77 3.38 3.38 3.38 4.55 4.55 4.55 6.35 9.09
1 1∕4 32 42.2 1.65 2.77 3.56 3.56 3.56 4.85 4.85 4.85 6.35 9.7
1 1∕2 40 48.3 1.65 2.77 3.68 3.68 3.68 5.08 5.08 5.08 7.14 10.15
2 50 60.3 1.65 2.77 3.91 3.91 3.91 5.54 5.54 5.54 8.74 11.07
2 1∕2 65 73 2.11 3.05 5.16 5.16 5.16 7.01 7.01 7.01 9.53 14.02
3 80 88.9 2.11 3.05 5.49 5.49 5.49 7.62 7.62 7.62 11.13 15.24
3 1∕2 90 101.6 2.11 3.05 5.74 5.74 5.74 8.08 8.08 8.08
4 100 114.3 2.11 3.05 6.02 6.02 6.02 8.56 8.56 8.56 11.13 13.49 17.12
5 125 141.3 2.77 3.4 6.55 6.55 6.55 9.53 9.53 9.53 12.7 15.88 19.05
6 150 168.3 2.77 3.4 7.11 7.11 7.11 10.97 10.97 10.97 14.27 18.26 21.95
8 200 219.1 2.77 3.76 6.35 7.04 8.18 8.18 8.18 10.31 12.7 12.7 12.7 15.09 18.26 20.62 23.01 22.23
10 250 273.1 3.4 4.19 6.35 7.8 9.27 9.27 9.27 12.7 12.7 12.7 15.09 18.26 21.44 25.4 28.58 25.4
12 300 323.9 3.96 4.57 6.35 8.38 9.53 9.53 10.31 14.27 12.7 12.7 17.48 21.44 25.4 28.58 33.32 25.4
14 350 355.6 3.96 4.78 6.35 7.92 9.53 9.53 11.13 15.09 12.7 19.05 23.83 27.79 31.75 35.71
16 400 406.4 4.19 4.78 6.35 7.92 9.53 9.53 12.7 16.66 12.7 21.44 26.19 30.96 36.53 40.49
18 450 457.2 4.19 4.78 6.35 7.92 11.13 9.53 14.27 19.05 12.7 23.83 29.36 34.93 39.67 45.24
20 500 508 4.78 5.54 6.35 9.53 12.7 9.53 15.09 20.62 12.7 26.19 32.54 38.1 44.45 50.01
22 550 558.8 4.78 5.54 6.35 9.53 12.7 9.53 22.23 12.7 28.58 34.93 41.28 47.63 53.98
24 600 609.6 5.54 6.35 6.35 9.53 14.27 9.53 17.48 24.61 12.7 30.96 38.89 46.02 52.37 59.54
26 650 660.4 7.92 12.7 9.53 12.7
28 700 711.2 7.92 12.7 15.88 9.53 12.7
30 750 762 6.35 7.92 7.92 12.7 15.88 9.53 12.7
32 800 812.8 7.92 12.7 15.88 17.48 9.53 17.48 12.7
34 850 863.6 7.92 12.7 15.88 17.48 9.53 17.48 12.7
36 900 914.4 7.92 12.7 15.88 19.05 9.53 19.05 12.7
38 950 965.2 9.53 12.7
40 1000 1016 9.53

 

 

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