PT440NH - ISO 9328-3-2018

Grade	PT440NH
Corresponding Standard	ISO 9328-3-2018 Weldable fine grain steels, normalized
Classification	Alloy Steel

PT440NH Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	B	Al	More
Minimum Value	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Cr+C+Mo+Ni≤1.00
Maximum Value	0.24	0.55	1.6	0.02	0.02	0.3	0.5	0.4	0.12	0.03	0.1	0.05	0.001	0.02	Cr+C+Mo+Ni≤1.00

PT440NH Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
6≤t≤50	Normalizing (+N)	440~560	≥270	≥21
50＜t≤100	Normalizing (+N)	440~560	≥250	≥21
100＜t≤150	Normalizing (+N)	440~560	≥230	≥21

Approximate Comparison Table

Japan	United States	International Organization for Standardization
JIS	ASTM	ISO
SLA325A SPV270	A662B A537-1	PT440N PT440NH PT440NL1

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