A522 Type Ⅰ - ASTM A 522/A522M-2022

Grade	A522 Type Ⅰ
Corresponding Standard	ASTM A522/A522M-2022 Standard Specification for Forged or Rolled 8 and 9%Nickel Alloy Steel Flanges, Fittings, Valves, and Parts for Low-Temperature Service
Classification	Alloy Steel

A522 Type Ⅰ Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni
Minimum Value	-	0.15	-	-	-	8.5
Maximum Value	0.13	0.3	0.9	0.025	0.025	9.5

* When vacuum carbon deoxidation isused. the maximum silicon content shall be 0.10%.

A522 Type Ⅰ Mechanical Properties

Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
≥690	≥515	≥22	≥45

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