Grade 6150
Corresponding Standard ASTM A866-2014
Medium Carbon Anti-Friction Bearing Steel
Classification Bearing Steel
6150 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu V Al O
Minimum Value 0.48 0.15 0.7 - - 0.8 - 0.15 - -
Maximum Value 0.53 0.35 0.9 0.025 0.025 1.1 0.3 - 0.05 0.002
Note1: Elements not quoted shall not be intentionally added to the steel without the agreement of the purchaser
Note2: Intentional additions of calcium or calcium alloys for deoxidation or inclusion shape control are not permitted unless specifically approved by the purchaser
Note3: Oxygen content applies to product analysis and shall be determined in accordance with Test Methods E1019.
1 Approximate Comparison Table Spring Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS14 BS EN/BS
50CrVA A23503 SUP10 SUP10 SPS6 6150 G61500 51CrV4 51CrV4 1.8159 50CrV4 51CrV4 1.8159 50ХФА 2230 735A50
2 Approximate Comparison Table Structural Alloy Steel
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
50CrVA SUP10 6150 51CrV4 50CrV4 50CrV4
50CV4
51CrV4
51CrV4 1.8159 50KHGFA 2230 735A50
735A51

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