|
|
牌號
|
C
|
Si
|
Mn
|
P
|
S
|
WH60A
|
≤0.20
|
≤0.60
|
≤1.8
|
≤0.025
|
≤0.020
|
WH60C
|
≤0.020
|
||||
WH60D
|
≤0.015
|
||||
WH60E
|
交貨狀態
|
碳當量
|
|
厚度≤63mm
|
厚度>63mm--100mm
|
|
正火、正火加回火、回火
|
≤0.53
|
≤0.54
|
控軋
|
≤0.50
|