38B2 1.5515 - DIN EN 10263-4-2018 - H2ABC

中文版

Grade	38B2
Germany W-Nr.	1.5515
Corresponding Standard	DIN EN 10263-4-2018 Steel Rod, Bars and Wire for Cold Heading and Cold Extrusion Part 4: Technical Delivery Conditions for Steels for Quenching and Tempering
Classification	Carbon Steel

38B2 Chemical Element Composition Content (%)

Component	C	Si ^ⓔ	Mn	P	S	Cr ^ⓕ	Cu	B
Minimum Value	0.35	-	0.6	-	-	-	-	0.0008
Maximum Value	0.4	0.3	0.9	0.025	0.025	0.3	0.25	0.005

38B2 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
Bar, rod, wire; 5<d≤25	Spheroidizing or Spheroidizing and Peeling (+AC or +AC+PE)	≤570	≥62
Wire; 2<d≤5	Unheated, Cold Drawn, and Spheroidized (+U+C+AC)	≤560	≥64
Wire Rods; 5<d≤25	Unheated, Cold Drawn, and Spheroidized (+U+C+AC)	≤550	≥64
Wire; 2<d≤5	Unheated, Cold Drawn, Spheroidized, and Quenched Rolling (+U+C+AC+LC)	≤600	≥62
Wire Rods; 5<d≤25	Unheated, Cold Drawn, Spheroidized, and Quenched Rolling (+U+C+AC+LC)	≤590	≥62
Wire; 5<d≤10	Spheroidizing + Cold Drawn (+AC+C)	≤660	≥57
Wires; 10<d≤25	Spheroidizing + Cold Drawn (+AC+C)	≤650	≥57

38B2 Corresponding Standards(Same grade name, different standards)

1	EN 10263-4-2001
	38B2 1.5515
2	DIN EN 10263-4-2018
	38B2 1.5515
3	EN 10263-4-2017
	38B2 1.5515
4	ISO 4954-2018
	38B2
5	ISO 4954-1-2024
	38B2

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