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Grade GS-34CrMo4
Germany W-Nr. 1.7220
Corresponding Standard DIN 17205-1992
Quenched and tempered steel castings for general applications Technical delivery conditions
Classification Cast Steel
GS-34CrMo4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo
Minimum Value 0.3 - 0.5 - - 0.8 0.2
Maximum Value 0.37 0.6 0.8 0.02 0.015 1.2 0.3
GS-34CrMo4 Mechanical Properties
thickness
t
mm		 Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Impact Energy Absorption
KV2
J
t≤150 Vacuum Quenching + Tempering 650~800 ≥380 ≥10 ≥16
150＜t≤250 Vacuum Quenching + Tempering 620~770 ≥330 ≥10 ≥16
250＜t≤400 Vacuum Quenching + Tempering 620~770 ≥300 ≥10 ≥16
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17205-1992
Grade
Germany W-Nr.
DIN EN 10293-2005
Grade
Germany W-Nr.
1 Approximate Comparison Table structural alloy steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS14 BS EN/BS
35CrMo
35CrMoV 		A30352
A31352 		SCM435 SCM435
SCM435H 		SCM435 4135 G41350 34CrMo4 34CrMo4 1.7220 35CD4 34CrMo4 1.7220 35XM
35ХМФ 		2234 708A37
CDS13
2 Approximate Comparison Table
China United States International Organization for Standardization Germany France
GB ISC ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF
ML35CrMo A30354 4135
A320ML7B 		G41350 34CrMo4E
(C31) 		34CrMo4 1.7220 34CD4
3 Approximate Comparison Table cast steel
China Germany European Standard
GB DIN EN/DIN W-Nr. EN Numerical Grade
ZG42CrMo GS-34CrMo4
GS-42CrMo4 		1.7220 G34CrMo4 1.7230
4 Approximate Comparison Table cast steel
China Japan United States Germany Russia
GB JIS UNS DIN EN/DIN W-Nr. GOST
ZG35CrMo SCCrM3 J13048 GS-34CrMo4 1.7220 35ХМЛ

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