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Home Material GB /T 1222-2016
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Grade 60Si2Cr
China ISC A21603
Corresponding Standard GB /T 1222-2016
Spring Steels
Classification Spring Steel
Properties High Elasticity
60Si2Cr Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu *
Minimum Value 0.56 1.4 0.4 - - 0.7 - -
Maximum Value 0.64 1.8 0.7 0.025 0.02 1 0.35 0.25
60Si2Cr Mechanical Properties
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Reduction of Area
ψ
% 		Hardness
HBW
Quenching and Tempering ≥1765 ≥1570 ≥6 ≥20 -
Hot Rolled (WHR) - - - - Negotiated Between Supplier and Buyer
Hot rolled + stress relief annealing (WHR+A) - - - - ≤321
Approximate Comparison Table Spring Steel
China International Organization for Standardization Germany France Russia United Kingdom
GB ISC ISO DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
60Si2CrA
60Si2CrVA 		A21603
A28603 		≈55SiCr6-3 60SiCr7 1.0961 60SiCr7
(60SC7) 		60С2ХА
60С2ХФА 		60SiCr7
60Si2Cr Corresponding Standards(Same grade name, different standards)
1 GB /T 1222-2016
60Si2Cr A21603
2 GB /T 1222-2025
60Si2Cr A21603

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