|
標準化代號 Standrdization code |
API
|
ASTM
|
BS
|
DIN
|
GB/T
|
JIS
|
ISO
|
YB
|
SY/T
|
SNV
|
|
|
5ct
|
A53
|
1387
|
1626
|
3091
|
3442
|
559
|
4028
|
5037
|
OS-F101
|
|
5L
|
A120
|
|
10219
|
9711.1
|
3444
|
3181.1
|
|
5040
|
|
|
|
|
A135
|
|
|
9711.2
|
3452
|
3183.2
|
|
|
|
|
|
|
A252
|
|
|
14291
|
3454
|
|
|
|
|
|
|
|
A500
|
|
|
13793
|
3466
|
|
|
|
|
|
|
|
A589
|
|
|
|
|
|
|
|
|
|
標準
|
鋼級
|
化學成分（%）Chemical compposition
|
拉抻性能Tensil properties |
|
|||||||||||||
|
C
|
Si
|
Mn
|
P
|
S
|
V
|
Nb
|
Ti
|
其它
|
|
|
|
|
|
|
|
||
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
||
|
GB/T9711.2-1999
|
L245NB
|
0.16
|
0.40
|
1.1
|
0.025
|
0.020
|
-
|
-
|
-
|
1)
|
0.42
|
245
|
440
|
415
|
|
0.80
|
22
|
|
L245MB
|
0.16
|
0.45
|
1.5
|
0.025
|
0.020
|
0.04
|
0.04
|
-
|
1)
|
0.40
|
245
|
440
|
415
|
0.85
|
22
|
||
|
L290NB
|
0.17
|
0.40
|
1.2
|
0.025
|
0.020
|
0.05
|
0.05
|
0.04
|
1)
|
0.42
|
290
|
440
|
415
|
0.80
|
21
|
||
|
L360MB
|
0.16
|
0.45
|
1.5
|
0.025
|
0.020
|
0.04
|
0.04
|
-
|
1)
|
0.40
|
290
|
440
|
415
|
0.85
|
21
|
||
|
L360NB
|
0.20
|
0.45
|
1.6
|
0.025
|
0.020
|
0.10
|
0.05
|
0.04
|
1)2)
|
0.45
|
360
|
510
|
460
|
0.85
|
20
|
||
|
L415MB
|
0.16
|
0.45
|
1.6
|
0.025
|
0.020
|
0.05
|
0.05
|
0.04
|
1)
|
0.41
|
360
|
510
|
460
|
0.85
|
20
|
||
|
L415NB
|
0.21
|
0.45
|
1.6
|
0.025
|
0.020
|
0.15
|
0.05
|
0.04
|
1)2)3)
|
協議
|
415
|
565
|
520
|
0.85
|
18
|
||
|
L450MB
|
0.16
|
0.45
|
1.6
|
0.025
|
0.020
|
0.08
|
0.05
|
0.06
|
1)2)3)
|
0.42
|
415
|
565
|
520
|
0.85
|
18
|
||
|
L485MB
|
0.16
|
0.45
|
1.6
|
0.025
|
0.020
|
0.10
|
0.05
|
0.06
|
1)2)3)
|
0.43
|
450
|
570
|
535
|
0.87
|
18
|
||
|
L485MB
|
0.16
|
0.45
|
1.7
|
0.025
|
0.020
|
0.10
|
0.06
|
0.06
|
1)2)3)
|
0.43
|
485
|
605
|
570
|
0.90
|
18
|
||
|
L555MB
|
0.16
|
0.45
|
1.8
|
0.025
|
0.020
|
0.10
|
0.06
|
0.06
|
1)2)3)
|
協議
|
555
|
675
|
625
|
0.90
|
18
|
||
|
標準
|
鋼級
|
化學成分
|
拉伸性能
|
||||||||||
|
C
|
Mn
|
P
|
S
|
Ti
|
其它other
|
CE (Pcm) |
CE (llm) |
屈伸強度
|
拉伸強度
|
||||
|
max
|
max
|
max
|
max
|
max
|
max
|
max
|
min
|
max
|
min
|
max
|
|||
|
API Spec 5L(PSL2)
|
B
|
0.22
|
1.20
|
0.025
|
0.015
|
0.04
|
|
0.25
|
0.43
|
241
|
448
|
414
|
758
|
|
X42
|
0.22
|
1.30
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
290
|
496
|
414
|
758
|
||
|
X46
|
0.22
|
1.40
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
317
|
524
|
434
|
758
|
||
|
X52
|
0.22
|
1.40
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
359
|
531
|
455
|
758
|
||
|
X56
|
0.22
|
1.40
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
386
|
544
|
490
|
758
|
||
|
X60
|
0.22
|
1.40
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
414
|
565
|
517
|
758
|
||
|
X65
|
0.22
|
1.45
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
448
|
600
|
531
|
758
|
||
|
X70
|
0.22
|
1.65
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
483
|
621
|
565
|
758
|
||
|
X80
|
0.22
|
1.85
|
0.025
|
0.015
|
0.04
|
0.25
|
0.43
|
552
|
690
|
621
|
827
|
||
|
