ZG19Mo - GB /T 32255-2015

Grade	ZG19Mo
Corresponding Standard	GB /T 32255-2015 General Martensitic Stainless Steel and Alloy Steel Castings Suitable for High Temperature and High Pressureservice
Classification	Cast Steel

ZG19Mo Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^*	Cr	Ni	Cu	Mo	V
Minimum Value	0.15	-	0.5	-	-	-	-	-	0.4	-
Maximum Value	0.23	0.6	1	0.025	0.02	0.3	0.4	0.3	0.6	0.05

ZG19Mo Mechanical Properties

thickness t mm	Test Temperature	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
Castings; t≤100	Room Temperature	920~980°C Normalizing or Quenching + 650~730°C Tempering	440~590	≥245	≥22	≥27
Casting		Normalizing + tempering, quenching + tempering		≥190
Casting				≥165
Casting				≥155
Casting				≥150
Casting				≥145
Casting				≥135

1 Approximate Comparison Table Cast Steel

China	United States	International Organization for Standardization
GB	UNS	ISO	Numerical Grade
ZG19Mo ZG20Mo5	J11547	G20Mo5	1.5419

2 Approximate Comparison Table Heat-Resistant Cast Steels and Alloys

ZG19Mo 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"!