4130X - GB /T 29729-2022

Grade	4130X
Corresponding Standard	GB /T 29729-2022 Essential Requirements for The Safety of Hydrogen Systems
Classification	Alloy Steel

4130X Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	More
Minimum Value	0.25	0.15	0.4	-	-	0.8	0.15	P+S≤0.025
Maximum Value	0.35	0.35	0.9	0.015	0.008	1.1	0.25	P+S≤0.025

4130X Mechanical Properties

Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
≤880	≥20	≥47

4130X Corresponding Standards(Same grade name, different standards)

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