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Chapter 6
Carbon & Alloy Steels - Tubular Products
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CHEMICAL COMPOSITION OF ALLOY
STEEL PRESSURE PIPES & TUBES
|
ASTM Spec.e |
Grade |
C |
Mn |
P |
S |
Si |
Cr |
Mo |
V |
|
A 161, A 209, |
P1, T1 |
0.10-0.20 |
0.30-0.80 |
0.045 |
0.045 |
0.10-0.50 |
--- |
0.44-0.65 |
--- |
| A
250, A 335 |
|
|
|
|
|
|
|
|
|
| A
209, A 250 |
T1a |
0.15-0.25 |
0.30-0.80 |
0.045 |
0.045 |
0.10-0.50 |
--- |
0.44-0.65 |
--- |
| A
209, A 250 |
T1b |
0.14 |
0.30-0.80 |
0.045 |
0 045 |
0.10-0.50 |
--- |
0.44-0.65 |
--- |
| A
213, A 335 |
P2, T2 |
0.10-0.20 |
0.30-0.61 |
0.045 |
0.045 |
0.10-0.30 |
0.50-0.81 |
0.44-0.65 |
--- |
| A
250 |
T2 |
0.10-0.20 |
0.30-0.61 |
0.030 |
0.020 |
0.10-0.30 |
0.50-0.81 |
0.44-0.65 |
--- |
| A
199, A 200, |
T3b |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50 |
1.65-2.35 |
0.44-0.65 |
--- |
| A 213 |
|
|
|
|
|
|
|
|
--- |
| A
199, A 200 |
T4 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50-1.00 |
2.15-2.85 |
0.44-0.65 |
--- |
| A
199, A 200, |
P5, T5 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50 |
4.00-6.00 |
0.45-0.65 |
--- |
| A
213, A 335 |
|
|
|
|
|
|
|
|
|
| A
213, A 335 |
P5b, T5b |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
1.00-2.00 |
4.00-6.00 |
0.45-0.65 |
--- |
| A
213, A 335 |
P5ca,
T5c |
0.12 |
0.30-0.60 |
0.030 |
0.030 |
0.50 |
4.00-6.00 |
0.45-0.65 |
--- |
| A
199, A 200, |
P7, T7 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50-1.00 |
6.00-8.00 |
0.45-0.65 |
|
| A
213, A 335 |
|
|
|
|
|
|
|
|
|
| A
199, A 200, |
P9, T9 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.25-1.00 |
8.00-10.00 |
0.90-1.10 |
--- |
| A
213, A 335 |
|
|
|
|
|
|
|
|
|
| A199, A 200, |
P11, T11 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
|
| A
213 |
|
|
|
|
|
|
|
|
|
| A 250 |
T11 |
0.15 |
0.30-0.60 |
0.030 |
0.020 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
--- |
| A 335 |
P11 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
--- |
| A
213, A 335 |
P12, T12 |
0.15 |
0.30-0.61 |
0.045 |
0.045 |
0.50 |
0.80-1.50 |
0.44-0.65 |
--- |
| A 335 |
P15 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
1.15-1.65 |
--- |
0.44-0.65 |
--- |
| A 213 |
T17 |
0.15-0.25 |
0.30-0.61 |
0.045 |
0.045 |
0.15-0.35 |
0.80-1.25 |
--- |
0.15 min |
| A
199, A 200, |
P21, T21 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50 |
2.65-3.35 |
0.80-1.06 |
--- |
| A
213, A 335 |
|
|
|
|
|
|
|
|
|
| A
199, A 200, |
P22, T22 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.50 |
1.90-2.60 |
0.87-1.13 |
--- |
| A 213 |
|
|
|
|
|
|
|
|
|
| A 335 |
P22 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 |
1.90-2.60 |
0.87-1.13 |
--- |
| A
405 |
P24 |
0.15 |
0.30-0.60 |
0.030 |
0.030 |
0.10-0.35 |
0.80-1.25 |
0.87-1.13 |
0.15-0.25 |
| A
199, A 200, |
P91b,
T91 |
0.08-0.12 |
0.30-0.60 |
0.020 |
0.010 |
0.20-0.50 |
8.00-9.50 |
0.85-1.05 |
0.18-0.25 |
| A
213, A 335 |
|
|
|
|
|
|
|
|
|
| A 213c |
18Cr-2Mo |
0.025 |
1.00 |
0.040 |
0.030 |
1.00 |
17.5-19.5 |
1.75-2.50 |
--- |
| ASTM
Spec. |
Grade |
C |
Mn |
P |
S |
Si |
Ni |
Cu |
Other |
| A 334 |
3 |
0.19 |
0.31-0.64 |
0.050 |
0.050 |
0.18-0.37 |
3.18-3.82 |
--- |
--- |
| |
7 |
0.19 |
0.90 |
0.040 |
0.050 |
0.13-0.32 |
2.03-2.57 |
--- |
--- |
| |
8 |
0.13 |
0.90 |
0.045 |
0.045 |
0.13-0.32 |
8.40-9.60 |
--- |
--- |
| |
9 |
0.20 |
0.40-1.06 |
0.045 |
0.050 |
--- |
1.60-2.24 |
0.75-1.25 |
--- |
| A 423 |
1 |
0.15 |
0.55 |
0.06-0.16 |
0.060 |
0.10d |
0.20-0.70 |
0.20-0.60 |
0.24-1.31 Cr |
| |
2 |
0.15 |
0.50-1.00 |
0.040 |
0.050 |
--- |
0.40-1.10 |
0.30-1.00 |
0.10 Mo |
| A 692 |
|
0.17-0.26 |
0.46-0.94 |
0.045 |
0.045 |
0.18-0.37 |
--- |
--- |
0.42-0.68 Mo |
|
a.
Grade P5c shall have a Ti content of not <4X %C and not >0.70%C, or a Nb
content of 8X-10X %C. b. Grade P91 contains
.030-0.070 N, |
| 0.40
Ni max., 0.040 Al max., and 0.06-0.10 Nb. c. Grade 18Cr-2Mo contains 0.035 N
max., 1.00 Ni + Cu max., Ti + Nb = 0.20 + 4(C+N) |
| min.,
0.80 max. d. Si value is a minimum. e. Also published as ASME
specifications as SA XXX. |
| Single
values are maximums, unless otherwise specified. |
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