国产乱人伦APP精品久久,亚洲综合国产成人丁香五月激情 ,japanesefreel体内精日本,欧美大屁股xxxx

高壓無縫鋼管主要材質(zhì)有哪些：

Cr5Mo (STFA25 STPA25 STBA25 T5 P5)
15CrMo (STFA22 STPA22 STBA22 T12 P12)
1.25Cr0.5Mo (STFA23 STPA23 STBA23 T11 P11)
Cr9Mo (STFA26 STPA26 STBA26 T9 P9)
12Cr1MoV
12Cr2Mo (10CrMo910 T22 P22)
10Cr9Mo1VNb T91 (P91)
12Cr2MoWVTiB (R102)
化學成分
牌號 化學成分(%)
標準號 鋼號 C Mn Si Cr Mo V S P
GB5310 12CrMo 0.08-0.15 0.40-0.70 0.17-0.37 0.40-0.70 0.40-0.55 ≤0.035 ≤0.035
15CrMo 0.12-0.18 0.40-0.70 0.17-0.37 0.80-1.10 0.40-0.55 ≤0.035 ≤0.035
12Cr1MoV 0.08-0.15 0.40-0.70 0.17-0.37 0.90-1.20 0.25-0.35 0.15-0.30 ≤0.035 ≤0.035
12Cr2Mo 0.08-0.15 0.40-0.70 ≤0.50 2.00-2.50 0.90-1.20 ≤0.035 ≤0.035
ASTM A335 P1 0.10-0.20 0.30-0.80 0.10-0.50 0.44-0.65 ≤0.045 ≤0.045
P11 ≤0.15 0.30-0.60 0.50-1.00 1.00-1.50 0.44-0.65 ≤0.030 ≤0.030
P12 ≤0.15 0.30-0.61 ≤0.50 0.80-1.25 0.44-0.65 ≤0.045 ≤0.045
P2 0.10-0.20 0.30-0.61 0.10-0.30 0.50-0.81 0.44-0.65 ≤0.045 ≤0.045
P22 ≤0.15 0.30-0.60 ≤0.50 1.90-2.60 0.87-1.13 ≤0.030 ≤0.030
P5 ≤0.15 0.30-0.60 ≤0.50 4.00-6.00 0.45-0.65 ≤0.030 ≤0.030
P9 ≤0.15 0.30-0.60 0.25-1.00 8.00-10.00 0.90-1.10 ≤0.030 ≤0.030
DIN17175 19Mn5 0.17-0.22 1.00-1.30 0.30-0.60 ≤0.30 ≤0.04 ≤0.04
13CrMo44 0.10-0.18 0.40-0.70 0.10-0.35 0.70-1.10 0.45-0.65 ≤0.035 ≤0.035
14MoV63 0.10-0.18 0.40-0.70 0.10-0.35 0.30-0.60 0.50-0.70 0.22-0.32 ≤0.035 ≤0.035
10CrMo910 0.08-0.15 0.40-0.70 ≤0.50 2.00-2.50 0.90-1.20 ≤0.035 ≤0.035
JIS G3458 STPA12 0.10-0.20 0.30-0.80 0.10-0.50 0.45-0.65 ≤0.035 ≤0.035
STPA20 0.10-0.20 0.30-0.60 0.10-0.50 0.50-0.80 0.40-0.65 ≤0.035 ≤0.035
STPA22 ≤0.15 0.30-0.60 ≤0.50 0.80-1.25 0.45-0.65 ≤0.035 ≤0.035
STPA23 ≤0.15 0.30-0.60 ≤0.50 0.80-1.25 0.45-0.65 ≤0.030 ≤0.030
STPA24 ≤0.15 0.30-0.60 ≤0.50 1.90-2.60 0.87-1.13 ≤0.030 ≤0.030
STPA25 ≤0.15 0.30-0.60 ≤0.50 4.00-6.00 0.45-0.65 ≤0.030 ≤0.030
STPA26 ≤0.15 0.30-0.60 0.25-1.00 8.00-10.00 0.90-1.10 ≤0.030 ≤0.030
JIS G3462 STBA12 0.10-0.20 0.30-0.80 0.10-0.50 0.45-0.65 ≤0.035 ≤0.035
STBA13 0.15-0.25 0.30-0.80 0.10-0.50 0.45-0.65 ≤0.035 ≤0.035
STBA22 ≤0.15 0.30-0.60 ≤0.50 0.80-1.25 0.45-0.65 ≤0.035 ≤0.035
STBA20 0.10-0.20 0.30-0.60 0.10-0.50 0.50-0.80 0.40-0.65 ≤0.035 ≤0.035
STBA23 ≤0.15 0.30-0.60 0.50-1.00 1.00-1.50 0.45-0.65