Location: Index > Products > Seamless Stainless Steel Pipe

Product Standard:
GB/T14975 <<Stainless steel seamless tubes for structures>>
GB/T14976 <<Stainless Steel Seamless Pipes for Fluid Transport >> GB13296 << Seamless Stainless Steel Tubes for Boiler and Heat Exchanger >>
ASTM A312/A312M <>

Main Product Marks

China
American
Japan
GB
AISI
ASTM UNS
JIS
OCr18Ni9
304
S30400
SUS304
00Cr19Ni10
304L
S30403
SUS304L
0Cr23Ni13
309S
S30908
SUS309S
0Cr25Ni20
310S
S31008
SUS310S
0Cr17Ni12Mo2
316
S31600
SUS316L
00Cr17Ni14Mo2
316L
S31603
SUS316L
0Cr17Ni12Mo2N
316N
S31651
SUS316N
0Cr19Ni13Mo3
317
S31700
SUS317
00Cr19Ni13Mo3
317L
S31703
SUS317L
0Cr18Ni10Ti
321
S32100
SUS321
0Cr18Ni11Nb
347
S34700
SUS347

Dimensions of Seamless Stainless Steel Pipe
(Based on Table 1 of the American National Standard for Stainless Steel pipe <ANSI B 36-19>)

NPS Designator
Outside Diameter
Nominal Wall Thickness
Schedule 5S
Schedule 10S
Schedule 40S
Schedule 80S
in
mm
in
mm
in
mm
in
mm
in
mm
1/8
0.405
10.29
…
…
0.049
1.24
0.068
1.73
0.095
2.41
1/4
0.540
13.72
…
…
0.065
1.65
0.088
2.24
0.119
3.02
3/8
0.675
17.15
…
…
0.065
1.65
0.091
2.31
0.126
3.20
1/2
0.840
21.34
0.065
1.65
0.083
2.11
0.109
2.77
0.147
3.73
3/4
1.050
26.67
0.065
1.65
0.083
2.11
0.113
2.87
0.154
3.91
1.0
1.315
33.40
0.065
1.65
0.109
2.77
0.133
3.38
0.179
4.55
1 1/4
1.660
42.16
0.065
1.65
0.109
2.77
0.140
3.56
0.191
4.85
1 1/2
1.900
48.26
0.065
1.65
0.109
2.77
0.145
3.68
0.200
5.08
2
2.375
60.33
0.065
1.65
0.109
2.77
0.154
3.91
0.218
5.54
2 1/2
2.875
73.03
0.083
2.11
0.120
3.05
0.203
5.16
0.276
7.01
3
3.500
88.90
0.083
2.11
0.120
3.05
0.216
5.49
0.300
7.62
3 1/2
4.000
101.60
0.083
2.11
0.120
3.05
0.226
5.74
0.318
8.08
4
4.500
114.03
0.083
2.11
0.120
3.05
0.237
6.02
0.337
8.56
5
5.563
141.30
0.109
2.77
0.134
3.40
0.258
6.55
0.375
9.52
6
6.625
168.28
0.109
2.77
0.134
3.40
0.280
7.11
0.432
10.97
8
8.625
219.08
0.109
2.77
0.148
3.76
0.322
8.18
0.500
12.70
10
10.75
273.05
0.134
3.40
0.165
4.19
0.365
9.27
0.500
12.70

 

 

  

 

 

 

  
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