【產品介紹】
易切削鋼以其優良的切削性能為主要特征，滿足切削加工高速化、精密化和加工自動化要求。產品規格：棒材Φ12mm～Φ15mm；線材Φ5.5mm～Φ40mm。主要用于汽車、電梯、打印機、電腦、照相機等。
【主要牌號、標準、化學成分及力學性能】
|
牌號
|
相似牌號
|
化學成分%
|
規格（mm）
|
|||||||||||
|
美標
|
日標
|
德標
|
C
|
Si
|
Mn
|
P
|
S
|
Cr
|
Ni
|
Cu
|
V
|
Cu+10Sn
|
||
|
51CrV4
|
6150
|
SUP10
|
51CrV4
|
0.47-
|
≤
|
0.70-
|
≤
|
≤
|
0.90-
|
|
|
0.10-
|
≤
|
Φ5.5~Φ30
|
|
0.55
|
0.40
|
1.10
|
0.025
|
0.025
|
1.20
|
|
|
0.25
|
0.60
|
|||||
|
55CrMnA
|
5155
|
SUP9
|
55Cr3
|
0.52-
|
≤
|
0.70-
|
≤
|
≤
|
0.70-
|
|
|
|
|
|
|
0.59
|
0.40
|
1.00
|
0.025
|
0.025
|
1.00
|
|
|
|
|
|||||
|
55SiCrA
|
SAE9254
|
SUP12
|
54SiCr6
|
0.50-
|
1.20-
|
0.50-
|
≤
|
≤
|
0.50-
|
|
≤
|
|
|
|
|
0.60
|
1.60
|
0.90
|
0.025
|
0.025
|
0.80
|
|
0.20
|
|
|
|||||
|
55SiCrA-M
|
SAE9254
|
SUP12
|
54SiCr6
|
0.51-
|
1.20-
|
0.60-
|
≤
|
≤
|
0.60-
|
≤
|
≤
|
|
|
|
|
0.59
|
1.60
|
0.80
|
0.015
|
0.015
|
0.80
|
0.10
|
0.15
|
|
|
|||||
|
60CrMnA
|
5160
|
SUP9A
|
55Cr3
|
0.56-
|
0.17-
|
0.70-
|
≤
|
≤
|
0.70-
|
≤
|
≤
|
|
|
|
|
0.64
|
0.37
|
1.00
|
0.025
|
0.025
|
1.00
|
0.35
|
0.25
|
|
|
|||||
|
60Si2MnA
|
9260
|
SUP7
|
60SiCr7
|
0.56-
|
1.50-
|
0.60-
|
≤
|
≤
|
|
|
≤
|
|
|
|
|
0.64
|
2.00
|
0.90
|
0.025
|
0.025
|
|
|
0.20
|
|
|
|||||
|
60Si2CrA
|
SAE9254
|
SUP12
|
67SiCr5
|
0.57-
|
1.45-
|
0.45-
|
≤
|
≤
|
0.70-
|
≤
|
≤
|
|
|
|
|
0.61
|
1.65
|
0.60
|
0.02
|
0.02
|
0.85
|
0.35
|
0.20
|
|
|
|||||
|
60Si2CrVA
|
|
|
|
0.56-
|
1.40-
|
0.40-
|
≤
|
≤
|
0.90-
|
|
≤
|
0.10-
|
|
|
|
0.64
|
1.80
|
0.70
|
0.025
|
0.025
|
1.20
|
|
0.20
|
0.20
|
|
|||||
|
60Si2CrVAT
|
|
|
|
0.56-
|
1.40-
|
0.40-
|
≤
|
≤
|
0.90-
|
≤
|
≤
|
0.10-
|
|
|
|
0.64
|
1.80
|
0.70
|
0.015
|
0.015
|
1.20
|
0.35
|
0.20
|
0.20
|
|
|||||