A369 FP91 Type 2 - ASTM A369/A369M-2024

Grade	A369 FP91 Type 2
Corresponding Standard	ASTM A369/A369M-2024 Standard Specification for Carbon and Ferritic Alloy Steel Forged and Bored Pipe for High-Temperature Service
Classification	Alloy Steel

A369 FP91 Type 2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	As	N	Ti	W	V	Nb	Zr	B	Al	Sn	Sb	More
Minimum Value	0.08	0.2	0.3	-	-	8	-	-	0.85	-	0.035	-	-	0.18	0.06	-	-	-	-	-	N/Al: ≥4.0
Maximum Value	0.12	0.4	0.5	0.02	0.005	9.5	0.2	0.1	1.05	0.01	0.07	0.01	0.05	0.25	0.1	0.01	0.001	0.02	0.01	0.003	N/Al: ≥4.0

A369 FP91 Type 2 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
≥585	≥415	l: ≥20 tr:≥13

* l: Longitudinal; tr:Transverse.

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