we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
ASTM A106 / A106M – 11 Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Servicein NPS 1/8 to NPS 48 inclusive, with nominal (average) wall thickness as given is ANSI B36.10. Pipe having other dimensions may be furnished provided such pipe complies with all other requirements of this specification.
Pipe ordered under this specification shall be suitable for bending, flanging, and similar forming operations, and for welding. When the steel is to be welded, it is presupposed that a welding procedure suitable to the grade of steel and intended use or service will be utilized (Note 2).
O.D.(mm) |
Wall Thickness Unit(mm) |
|||||||||||||
|
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
6 |
6.5-7 |
7.5-8 |
8.5-9 |
9.5-10 |
11 |
12 |
Φ25-Φ28 |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
Φ32 |
|
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
Φ34-Φ36 |
|
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
Φ38 |
|
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
Φ40 |
|
|
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
Φ42 |
|
|
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
Φ45 |
|
|
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
Φ48-Φ60 |
|
|
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
Φ63.5 |
|
|
|
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
Φ68-Φ73 |
|
|
|
|
● |
● |
● |
● |
● |
● |
|
|
|
|
Φ76 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ80 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ83 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ89 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ95 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ102 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ108 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ114 |
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ121 |
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ127 |
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ133 |
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
Φ140 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
Φ146 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
Φ152 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
Φ159 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
Φ168 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
Nominal wall thickness for ASTM A106(Seamless and welded steel pipes)
NPS (in) |
Outside Diameter (in) |
|
|
|
|
|
|
|
|
|
|
|
|
|
ASTM A106 Grade B Pipe Schedule |
|
SCH 10 |
SCH 20 |
SCH 30 |
SCH STD |
SCH 40 |
SCH 60 |
SCH XS |
SCH 80 |
SCH 100 |
SCH 120 |
SCH 140 |
SCH 160 |
SCH XXS |
Wall Thickness (in) |
||||||||||||||
1/8 |
0.405 |
|
|
|
0.068 |
0.068 |
|
0.095 |
0.095 |
|
|
|
|
|
1/4 |
0.54 |
|
|
|
0.088 |
0.088 |
|
0.119 |
0.119 |
|
|
|
|
|
3/8 |
0.675 |
|
|
|
0.091 |
0.091 |
|
0.126 |
0.126 |
|
|
|
|
|
1/2 |
0.84 |
|
|
|
0.109 |
0.109 |
|
0.147 |
0.147 |
|
|
|
0.187 |
0.294 |
3/4 |
1.05 |
|
|
|
0.113 |
0.113 |
|
0.154 |
0.154 |
|
|
|
0.219 |
0.308 |
1 |
1.315 |
|
|
|
0.133 |
0.133 |
|
0.179 |
0.179 |
|
|
|
0.25 |
0.358 |
1.25 |
1.66 |
|
|
|
0.14 |
0.14 |
|
0.191 |
0.191 |
|
|
|
0.25 |
0.382 |
1.5 |
1.9 |
|
|
|
0.145 |
0.145 |
|
0.2 |
0.2 |
|
|
|
0.281 |
0.4 |
2 |
2.375 |
|
|
|
0.154 |
0.154 |
|
0.218 |
0.218 |
|
|
|
0.344 |
0.436 |
2.5 |
2.875 |
|
|
|
0.203 |
0.203 |
|
0.276 |
0.276 |
|
|
|
0.375 |
0.552 |
3 |
3.5 |
|
|
|
0.216 |
0.216 |
|
0.3 |
0.3 |
|
|
|
0.438 |
0.6 |
3.5 |
4 |
|
|
|
0.226 |
0.226 |
|
0.318 |
0.318 |
|
|
|
|
|
4 |
4.5 |
|
|
|
0.237 |
0.237 |
|
0.337 |
0.337 |
|
0.438 |
|
0.531 |
0.674 |
5 |
5.563 |
|
|
|
0.258 |
0.258 |
|
0.375 |
0.375 |
|
0.5 |
|
0.625 |
0.75 |
6 |
6.625 |
|
|
|
0.28 |
0.28 |
|
0.432 |
0.432 |
|
0.562 |
|
0.719 |
0.864 |
8 |
8.625 |
|
0.25 |
0.277 |
0.322 |
0.322 |
0.406 |
0.5 |
0.5 |
0.594 |
0.719 |
0.812 |
0.906 |
0.875 |
10 |
10.75 |
|
0.25 |
0.307 |
0.365 |
0.365 |
0.5 |
0.5 |
0.594 |
0.719 |
0.844 |
1 |
1.125 |
1 |
12 |
12.75 |
|
0.25 |
0.33 |
0.375 |
0.406 |
0.562 |
0.5 |
0.688 |
0.844 |
1 |
1.125 |
1.312 |
1 |
14 |
14 |
0.25 |
0.312 |
0.375 |
0.375 |
0.438 |
0.594 |
0.5 |
0.75 |
0.938 |
1.094 |
1.25 |
1.406 |
|
16 |
16 |
0.25 |
0.312 |
0.375 |
0.375 |
0.5 |
0.656 |
0.5 |
0.844 |
1.031 |
1.219 |
1.438 |
1.594 |
|
18 |
18 |
0.25 |
0.312 |
0.438 |
0.375 |
0.562 |
0.75 |
0.5 |
0.938 |
1.156 |
1.375 |
1.562 |
1.781 |
|
20 |
20 |
0.25 |
0.375 |
0.5 |
0.375 |
0.594 |
0.812 |
0.5 |
1.031 |
1.281 |
1.5 |
1.75 |
1.969 |
|
22 |
22 |
0.25 |
0.375 |
0.5 |
0.375 |
|
0.875 |
0.5 |
1.125 |
1.375 |
1.625 |
1.875 |
2.125 |
|
24 |
24 |
0.25 |
0.375 |
0.562 |
0.375 |
0.688 |
0.969 |
0.5 |
1.219 |
1.531 |
1.812 |
2.062 |
2.344 |
|
30 |
30 |
0.312 |
0.5 |
0.625 |
0.375 |
|
|
0.5 |
|
|
|
|
|
|
32 |
32 |
0.312 |
0.5 |
0.625 |
0.375 |
0.688 |
|
|
|
|
|
|
|
|
34 |
34 |
0.312 |
0.5 |
0.625 |
0.375 |
0.688 |
|
|
|
|
|
|
|
|
36 |
36 |
0.312 |
0.5 |
0.625 |
0.375 |
0.75 |
|
|
|
|
|
|
|
|
42 |
42 |
|
0.5 |
0.625 |
0.375 |
0.75 |
|
|
|
|
|
|
|
|
Dimension Tolerances
Pipe Type |
Pipe Sizes |
Tolerances |
|
Cold Drawn |
OD |
≤48.3mm |
±0.40mm |
≥60.3mm |
±1%mm |
||
WT |
±12.5% |
Grade and Chemical Composition (%)
Grade |
C≤ |
Mn |
P≤ |
S≤ |
Si≥ |
Cr≤ |
Cu≤ |
Mo≤ |
Ni≤ |
V≤ |
A |
0.25 |
0.27-0.93 |
0.035 |
0.035 |
0.1 |
0.4 |
0.4 |
0.15 |
0.4 |
0.08 |
B |
0.3 |
0.29-1.06 |
0.035 |
0.035 |
0.1 |
0.4 |
0.4 |
0.15 |
0.4 |
0.08 |
C |
0.35 |
0.29-1.06 |
0.035 |
0.035 |
0.1 |
0.4 |
0.4 |
0.15 |
0.4 |
0.08 |
Mechanical Properties
Grade |
Rm Mpa Tensile Strength |
Yield Point (Mpa) |
Elongation |
Delivery Condition |
A |
≥330 |
≥205 |
20 |
Annealed |
B |
≥415 |
≥240 |
20 |
Annealed |
C |
≥485 |
≥275 |
20 |
Annealed |
JIS Number and Corrensponding Foreign Standards
|
ASTM |
BS |
DIN |
NF |
ISO |
Index Number |
||||||||||||
Std.No |
Grade |
Type |
Std.No |
Grade |
Type |
Std.No |
Grade |
Type |
Std.No |
Grade |
Type |
Std.No |
Grade |
Type |
Std.No |
Grade |
Type |
|
G3456 |
STPT370 |
C |
A106 |
GrA |
C |
3602 |
HFS360 |
C |
17175 |
St35.8 |
C |
A49-211 |
TU37b |
C |
2604-02-01 00:00:00 |
TS5 |
C |
C004 |
|
|
|
|
|
" |
CFS360 |
C |
17177 |
St37.8 |
C |
A49-213 |
TU37c |
C |
2604-03-01 00:00:00 |
TW9H |
C |
|
|
|
|
|
|
|
" |
ERW360 |
C |
|
|
|
A49-243 |
TU37c |
C |
|
|
|
|
|
|
|
|
|
|
" |
CEW360 |
C |
|
|
|
|
|
|
|
|
|
|
|
|
STPT410 |
C |
A106 |
GrB |
C |
3602 |
HFS410 |
C |
17175 |
St45.8 |
C |
A49-211 |
TU42b |
C |
2604-02-01 00:00:00 |
TS9H |
C |
|
|
|
|
|
|
" |
CFS410 |
C |
17177 |
St42.8 |
C |
A49-213 |
TU42c |
C |
|
|
|
|
|
|
|
|
|
|
" |
ERW410 |
C |
|
|
|
A49-243 |
TU42c |
C |
|
|
|
|
|
|
|
|
|
|
" |
CEEW410 |
C |
|
|
|
|
|
|
|
|
|
|
|
|
STPT480 |
C |
A106 |
GrC |
C |
3602 |
HFS460 |
C |
|
|
|
A49-211 |
TU48b |
C |
2604-02-01 00:00:00 |
TS14 |
C |
|
|
|
|
|
|
" |
CFS460 |
C |
|
|
|
A49-213 |
TU48c |
C |
|
|
|
|
|
|
|
|
|
|
" |
ERW460 |
C |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
" |
CEEW460 |
C |
|
|
|
|
|
|
|
|
|
|