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常用材料的相对加工性(JB/ZQ 4011—1984) |
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|
钢 种 |
材料代号 |
相对加工性 |
钢 种 |
材料代号 |
相对加工性 |
|
优质 碳素钢 |
20 |
170 |
合金 工具钢 |
4CrW2Si |
73 |
|
35 |
131 |
Cr12MoV |
62 |
||
|
45 |
100 |
CrWMn |
62 |
||
|
55 |
77 |
5CrMnMo |
62 |
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|
合金 结构钢 |
35SiMn |
54 |
GCr15 |
73 |
|
|
42SiMn |
54 |
GCr15SiMn |
73 |
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|
38SiMnMo |
65 |
W18Cr4V |
47 |
||
|
38CrMoAlA |
45 |
不锈钢 |
2Cr13 |
100 |
|
|
60SiMnMo |
54 |
3Cr13 |
77 |
||
|
37SiMn2MoV |
44 |
1Cr18Ni9Ti |
62 |
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|
20MnMo |
97 |
碳素 铸钢 |
ZG230-450 |
144 |
|
|
18MnMoNb |
74 |
ZG270-500 |
144 |
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|
20Cr |
105 |
ZG310-570 |
118 |
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|
20CrMnMo |
27 |
合金 铸钢 |
ZG35SiMn |
100 |
|
|
20Cr2Mn2Mo |
38 |
ZG35CrMnSi |
100 |
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|
40Cr |
100 |
ZG35CrMo |
100 |
||
|
50Cr |
80 |
ZGMn13 |
118 |
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|
35CrMo |
73 |
ZGCr22Ni2N |
100 |
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|
40CrSi |
54 |
灰铸铁 |
HT150 |
83 |
|
|
38CrSiMnMo |
54 |
HT200 |
65 |
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|
35Cr2MnMo |
44 |
HT250 |
52 |
||
|
轧辊钢 |
60CrMnMo |
44 |
HT300 |
45 |
|
|
60CrMoV |
44 |
铸造有 色合金 |
ZQSn6-6-3 |
|
|
|
弹簧钢 |
65Mn |
50 |
ZQSn10-1 |
181 |
|
|
60Cr2MoW |
33 |
ZQA19-4 |
181 |
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|
50CrVA |
44 |
ZHA166-6-3-2 |
181 |
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|
碳素 工具钢 |
T7 |
73 |
ZHMn58-2-2 |
307 |
|
|
T8 |
73 |
ZL104 |
551 |
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|
T10 |
73 |
ZL203 |
551 |
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|
T12 |
62 |
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