牌号及化学成分

标准

牌号

C

S

Mn

P≤

S≤

Cr

Mo

V

Ti

B

W

No

GB3087

10

0.07~0.13

0.17~0.37

0.35~0.65

0.025

0.020

≤0.15

 

 

 

 

 

 

20

0.17~0.23

0.17~0.37

0.35~0.65

0.025

0.020

≤0.25

 

 

 

 

 

 

DIN17175

St35.8

≤0.17

0.10~0.35

0.40~0.80

0.025

0.020

 

 

 

 

 

 

 

St45.8

≤0.21

0.10~0.35

0.40~1.20

0.025

0.020

 

 

 

 

 

 

 

15Mo3

0.12~0.20

0.10~0.35

0.40~0.80

0.025

0.020

 

0.25~0.35

 

 

 

 

 

GB5310

20G

0.17~0.24

0.17~0.37

0.35~0.65

0.025

0.020

 

 

 

 

 

 

 

20MnG

0.17~0.24

0.17~0.37

0.70~1.00

0.025

0.020

 

 

 

 

 

 

 

25MnG

0.22~0.30

0.17~0.37

0.70~1.00

0.025

0.020

 

 

 

 

 

 

 

15MoG

0.12~0.20

0.17~0.37

0.40~0.80

0.025

0.020

 

0.25~0.35

 

 

 

 

 

20MoG

0.15~0.25

0.17~0.37

0.40~0.80

0.025

0.020

 

0.44~0.55

 

 

 

 

 

12CrMoG

0.08~0.15

0.17~0.37

0.40~0.70

0.025

0.020

0.40~0.70

0.44~0.55

 

 

 

 

 

15CrMoG

0.12~0.18

0.17~0.37

0.40~0.70

0.025

0.020

0.80~1.10

0.44~0.55

 

 

 

 

 

12Cr2MoG

0.08~0.15

≤0.50

0.40~0.70

0.025

0.020

2.00~2.50

0.90~1.20

 

 

 

 

 

12Cr1MoVG

0.08~0.15

0.17~0.37

0.40~0.70

0.025

0.020

0.90~1.20

0.25~0.35

0.15~0.30

 

 

 

 

12Cr2MoWNiB

0.08~0.15

0.45~0.75

0.45~0.65

0.025

0.020

1.60~2.10

0.50~0.65

0.28~0.42

0.08~0.18

0.002~0.008

0.30~0.55

 

10Cr9Mo1VNb

0.08~0.12

0.20~0.50

0.30~0.60

0.020

0.010

8.00~9.50

0.85~1.05

0.18~0.25

Ni

Al

N

0.06~0.10

≤0.40

≤0.40

0.030~0.070

JIS G3461

STB340

≤0.18

≤0.35

0.30~0.60

0.025

0.020

 

 

 

 

 

 

 

STB410

≤0.32

≤0.35

0.30~0.80

0.025

0.020

 

 

 

 

 

 

 

注:经协商,也可供其他牌号的钢管
Note:Other grade can also be privided after consulting with Suppliers

 
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