| |
标准
Standard |
刚级
Grade |
C |
Mn |
P |
S |
Ti |
Max |
Max |
Min |
Max |
Max |
Max |
API SPEC 5L |
PSL1 |
A25I |
0.21 |
0.60 |
|
0.030 |
0.030 |
|
A25II |
0.21 |
0.60 |
0.45 |
0.080 |
0.030 |
|
A |
0.22 |
0.90 |
|
0.030 |
0.030 |
|
B |
0.28 |
1.20 |
|
0.030 |
0.030 |
0.04 |
X42 |
0.28 |
1.30 |
|
0.030 |
0.030 |
0.04 |
X46,X52,X56 |
0.28 |
1.40 |
|
0.030 |
0.030 |
0.04 |
X60 |
0.28 |
1.40 |
|
0.030 |
0.030 |
0.04 |
X65,X70 |
0.28 |
1.40 |
|
0.030 |
0.030 |
0.06 |
PSL2 |
B |
0.24 |
1.20 |
|
0.025 |
0.015 |
0.04 |
X42 |
0.24 |
1.30 |
|
0.025 |
0.015 |
0.04 |
X46,X52,X56,X60 |
0.24 |
1.40 |
|
0.025 |
0.015 |
0.04 |
X65,X70,X80 |
0.24 |
1.40 |
|
0.025 |
0.015 |
0.06 |
|
