35VB - GB /T 1231-1991

35VB Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cu	V	B
Minimum Value	0.31	0.17	0.5	-	-	-	0.05	0.001
Maximum Value	0.37	0.37	0.9	0.04	0.04	0.25	0.12	0.004

35VB Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
d=25	Quenching 870°C water cooling, Tempering 550°C water cooling	≥784.5	≥637.4	≥12	≥45	Impact Toughness ≥68.6J/cm2

35VB Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!