Grade 15Cr
Brand/Supplier
-> BAOSTEEL
Classification Alloy Steel
Properties Machinability Weldability Quench Hardness Carburizing Ability
15Cr Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value 0.12 0.17 0.4 - - 0.7
Maximum Value 0.18 0.37 0.7 0.015 0.025 1
15Cr Mechanical Properties
product form Heat Treatment or Condition
Hardness
HBW
Hot-rolled steel plate (Baosteel) Hot Rolling HV
≤250
Hot-rolled steel plate (Baosteel) Annealing HV
≤170
Hot-rolled steel plate (Baosteel) Water quenching 820~890°C HRC
≥34
Hot-rolled steel plate (Baosteel) Oil quenching 850~900°C HRC
≥32
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 UNS DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
15Cr A20152 SCr415 SCr415 SCr415 5115 G51150 15Cr3 1.7015 12C3 15Х 523A14
523M15
15Cr Corresponding Standards(Same grade name, different standards)

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