13CrMo 4 4 1.7335 - DIN 17175-1979

Grade	13CrMo 4 4
Germany W-Nr.	1.7335
Corresponding Standard	DIN 17175-1979 Seamless steel tubes for elevated temperatures; technical terms of delivery
Classification	Alloy Steel

13CrMo 4 4 Chemical Element Composition Content (%)

Component	C ^①	Si	Mn	P	S	Cr	Mo
Minimum Value	0.1	0.1	0.4	-	-	0.7	0.45
Maximum Value	0.18	0.35	0.7	0.035	0.035	1.1	0.65

13CrMo 4 4 Mechanical Properties

wall thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤16	440~590	≥290ⓐ※	L0=5d0 Longitudinal: ≥22 Transverse: ≥20	DVM Sample Transverse: ≥34ⓑ
16＜t≤40	440~590	≥290ⓐ	L0=5d0 Longitudinal: ≥22 Transverse: ≥20	DVM Sample Transverse: ≥34ⓑ
40＜t≤60	440~590	≥280*	L0=5d0 Longitudinal: ≥22 Transverse: ≥20	DVM Sample Transverse: ≥34ⓑ

Approximate Comparison Table structural alloy steel

13CrMo44 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"!