Steel 65GA

Designation

65GA steel is used: for the production of wire rod and heat-treated wire diameter 1.2−5.5 mm, intended for the manufacture of springs.

Name	Code	Standards
Name	Code	Standards
Steel wire medium and high carbon	В72	GOST 1071-81
Bars and shapes	В32	TU 14-1-1572-76

Standard	C	S	P	Mn	Cr	Si	Ni	Fe	Cu	Al
Standard	C	S	P	Mn	Cr	Si	Ni	Fe	Cu	Al
GOST 1071-81	0.65-0.7	≤0.025	≤0.025	0.7-1	≤0.15	0.15-0.3	≤0.2	Rest	≤0.2	≤0.08

Fe is the basis.

Section, mm	σ_U, MPa
Section, mm	σ_U, MPa
The wire spring heat-treated in the delivery condition according to GOST 1071-81
1.2-5.5	2060-1270

Name	Description
Name	Description
σ_U	Limit short-term strength