高壓合金管12cr1movg合金管與高壓合金管15crmog的區(qū)別和化學(xué)成分和力學(xué)性能
標(biāo)準(zhǔn) |
牌號(hào) |
抗拉強(qiáng)度(MPa) |
屈服強(qiáng)度(MPa) |
伸長(zhǎng)率(%) |
沖擊功(J) |
GB5310 |
15CrMoG |
440~640 |
≥235 |
≥21 |
≥35 |
12Cr2MoG |
450~600 |
≥280 |
≥20 |
≥35 |
12Cr1MoVG |
470~640 |
≥255 |
≥21 |
≥35 |
標(biāo)準(zhǔn)GB5310 |
牌號(hào) |
化學(xué)成分(%) |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
V |
Al |
W |
Nb |
N |
15CrMoG |
0.12~0.18 |
0.17~0.37 |
0.40~0.70 |
≤0.030 |
≤0.030 |
0.80~1.10 |
0.40~0.55 |
≤0.20 |
≤0.30 |
|
|
|
|
|
12Cr2MoG |
0.08~0.15 |
≤0.50 |
0.40~0.70 |
≤0.030 |
≤0.030 |
2.00~2.50 |
0.90~1.20 |
≤0.20 |
≤0.30 |
|
|
|
|
|
12Cr1MoVG |
0.08~0.15 |
0.17~0.37 |
0.40~0.70 |
≤0.030 |
≤0.030 |
0.90~1.20 |
0.25~0.35 |
≤0.20 |
≤0.30 |
0.15~0.30 |
|