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Grade 18CrNiMo7-6
Corresponding Standard ISO 683-18-2014
Bright steel products
Classification Alloy Steel
18CrNiMo7-6 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo
Minimum Value 0.15 0.15 0.5 - - 1.5 1.4 - 0.25
Maximum Value 0.21 0.4 0.9 0.025 0.035 1.8 1.7 0.4 0.35
18CrNiMo7-6 Mechanical Properties
Heat Treatment or Condition
Hardness
HBW
16＜t≤100 +A+ peeled (+A+SH) ≤229
16＜t≤100 +FP+ peeled (+FP+SH) 149~201
16＜t≤100 +FP+cold drawn (+FP+C) 149~280
Approximate Comparison Table
China International Organization for Standardization European Standard
GB ISO EN Numerical Grade
18Cr2Ni2MoH 18CrNiMo7-6 18CrNiMo7-6 1.6587
18CrNiMo7-6 Corresponding Standards(Same grade name, different standards)
1 EN 10084-1998
18CrNiMo7-6 1.6587
2 ISO 683-17-2014
18CrNiMo 7-6
3 ASTM A534-2014
18CrNiMo7-6 B30
4 DIN EN ISO 683-3-2019
18CrNiMo7-6
5 ISO 683-3-2019
18CrNiMo7-6
6 DIN EN 10084-2008
18CrNiMo7-6 1.6587
7 DIN EN ISO 683-17-2015
18CrNiMo 7-6 1.6587
8 ISO 683-11-2012
18CrNiMo7-6
9 ISO 683-18-2014
18CrNiMo7-6
10 NF EN 10084-2008
18CrNiMo7-6 1.6587 (18CND6)

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