Cq45 1.1192 - DIN 1654-4-1989

Grade	Cq45
Germany W-Nr.	1.1192
Corresponding Standard	DIN 1654-4-1989 Cold Heading and Cold Extruding Steels; Technical Delivery Conditions for Steels for Quenching and Tempering
Classification	Carbon Steel

Cq45 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.42	-	0.5	-	-
Maximum Value	0.5	0.4	0.8	0.035	0.035

Cq45 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
Steel	Spheroidizing Annealing (GKZ) or Spheroidizing Annealing + Peeling (GKZ+SH)	≤600			≥60
Steel	Cold drawing + Spheroidizing Annealing (K+GKZ)	≤570			≥62
Steel	Cold drawing + Spheroidizing annealing + Skinning (K+GKZ+K)	≤590			≥62
d≤16	Quenching and Tempering	700~850	≥500	≥14	≥35	KU: ≥20 KV: ≥25
16＜d≤40	Quenching and Tempering	650~800	≥430	≥16	≥40	KU: ≥20 KV: ≥25
40＜d≤100	Quenching and Tempering	630~780	≥370	≥17	≥45	KU: ≥20 KV: ≥25

New and Old Grade Replacement List

1 Approximate Comparison Table Cold Heading Steel

China		Taiwan, China	Japan	South Korea	United States		International Organization for Standardization	Germany		France	Russia
GB	ISC	CNS	JIS	KS	ASTM/AISI	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST
ML45	U40452	SWRCH45K	SWRCH45K	SWRCH45K	1044	G10440	CE45E4 (C6)	Cq45 (C45C)	1.1192	XC45	45

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

Cq45 Corresponding Standards(Same grade name, different standards)

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