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手 機(jī):13357925234、13771545693
Q Q:1819121666
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聯(lián)系人:麻經(jīng)理
地 址:無錫市惠山區(qū)西漳工業(yè)園
標(biāo)準(zhǔn) |
牌號 |
抗拉強度(MPa) |
屈服強度(MPa) |
屈強比 |
伸長率(%) |
0℃沖擊功
Akv(J) |
熱處理狀態(tài) |
API SPEC 5L
GB/T9711.2 |
B |
≥415 |
245~440 |
≤0.80 |
22 |
≥40 |
正火 |
X42 |
≥415 |
290~440 |
≤0.80 |
21 |
≥40 |
正火 |
|
X52 |
≥460 |
360~510 |
≤0.85 |
20 |
≥40 |
正火 |
|
X60 |
≥520 |
415~565 |
≤0.85 |
18 |
≥40 |
正火 |
|
X65 |
≥535 |
450~570 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
|
X70 |
≥570 |
485~605 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
|
標(biāo)準(zhǔn) |
牌號 |
化學(xué)成分(%) |
CEV(%) |
| ||||||
C |
Si |
Mn |
P |
S |
V |
Nb |
Ti |
| ||
API SPEC 5L
GB/T9711.2 |
B |
≤0.16 |
≤0.40 |
≤1.10 |
≤0.020 |
≤0.010 |
- |
- |
- |
≤0.42 |
X42 |
≤0.17 |
≤0.40 |
≤1.20 |
≤0.020 |
≤0.010 |
≤0.05 |
≤0.05 |
≤0.04 |
≤0.42 |
|
X52 |
≤0.20 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.45 |
|
X60 |
≤0.21 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.15 |
≤0.05 |
≤0.04 |
協(xié)議 |
|
X65 |
≤0.16 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
|
X70 |
≤0.16 |
≤0.45 |
≤1.70 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
|