|
Äڿرê×¼
|
ÇòÄ«ÖýÌúÓÃÉúÌú
|
ÖýÔìÓÃÉúÌú
|
ÓÅÖʵÍîÑÌú
|
|||||||||
GB1412-85
|
GB718-82
|
|
|||||||||||
ÅÆºÅ
|
Q10
|
Q12
|
Q16
|
Z14
|
Z18
|
Z22
|
Z26
|
Z30
|
Z34
|
||||
C
|
≥ 3.40
|
≥3.30
|
≥3.50
|
||||||||||
Si
|
≤1.00
|
©ƒ1.00
¡«1.40
|
©ƒ1.40
¡«1.80
|
©ƒ1.25
¡«1.60
|
©ƒ1.60
¡«2.00
|
©ƒ2.00
¡«2.40
|
©ƒ2.40
¡«2.80
|
©ƒ2.8
¡«3.20
|
©ƒ3.20
¡«3.60
|
≤1.0
|
|||
Mn
|
1×é
|
≤0.20
|
≤0.50
|
≤0.1
|
|||||||||
2×é
|
£¾0.20¡«0.50
|
£¾0.500.90
|
|||||||||||
P
|
ÌØ¼¶
|
≤0.05
|
|
£¾0.02¡«0.05
|
|||||||||
1¼¶
|
£¾0.05¡«0.06
|
≤0.06
|
|||||||||||
2¼¶
|
£¾0.06¡«0.08
|
£¾0.060.10
|
|||||||||||
S
|
ÌØÀà
|
≤0.02
|
|
≤0.02
|
|||||||||
1Àà
|
£¾0.02¡«0.03
|
≤0.04
|
≤0.03
|
£¾0.02¡«0.03
|
|||||||||
2Àà
|
£¾0.03¡«0.04
|
≤0.05
|
≤0.04
|
£¾0.03¡«0.05
|
|||||||||
Cr
|
≤0.03
|
|
|
|
|||||||||
Ti
|
|
|
|
≤0.035
|