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Home Material GB /T 3078-2019
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Grade 30CrNi3
Corresponding Standard GB /T 3078-2019
Quality structural steel cold drawm bars
Classification Alloy Steel
30CrNi3 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Annealing, Bright Annealing, High-Temperature Tempering or Normalizing and Tempering ≤255
Delivery condition Cold Drawing, Cold Drawing and Polishing *
≤285
Approximate Comparison Table Structural Alloy Steel
China Taiwan, China Japan South Korea United States Germany France Russia United Kingdom
GB ISC CNS JIS KS ASTM/AISI DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
30CrNi3 A42302 SNC836 SNC836 SNC836
SNC631 		3435 31NiCr14 1.5755 30NC11 30ХН3А 653M31
30CrNi3 Corresponding Standards(Same grade name, different standards)
1 GB /T 3077-1999
30CrNi3 A42302
2 GB /T 3077-2015
30CrNi3 A42302
3 GJB 1220A-2008
30CrNi3
4 GB /T 3078-2019
30CrNi3

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