General Product Description

The high-strength structural steel at 600 MPa. BS 600MC K2/K4 is a robust hot-rolled steel, crafted for the demands of cold forming. It offers a minimum yield strength of 600 MPa, making it a go-to choice for building structures that are both strong and lightweight. This high-performance steel meets and often surpasses the stringent standards of S600MC as defined in the EN 10149-2.

Its applications are extensive, covering a variety of components and parts, especially those that are critical in load-bearing structures. BS 600MC K2/K4 is available in convenient formats, such as coils, slit coils, and sheets that can be tailored to specific lengths, providing flexibility for diverse projects.

Equivalent Grades of BS 600MC K2/K4

BAOSTEEL	SSAB	EN	DIN	AFNOR
BS600MCK2	STRENX® 600MC D	S600MC	QStE 600TM	E620D
BS600MCJ4	STRENX® 600MC E	-	-	-
BS600MCK4	-	-	-	-

Mechanical Properties of BS 600MC K2/K4

Grade	Yield Strength MPa	Tensile Strength MPa	Elongation %	Bending Test	Impact Strength Charpy V
BS600MC	≥600	≥650	≥15	180°, D=2a	–
BS600MCK2	≥600	≥650	≥15	180°, D=2a	40J / -20°C
BS600MCJ4	≥600	≥650	≥15	180°, D=2a	27J / -40°C
BS600MCK4	≥600	≥650	≥15	180°, D=2a	40J / -40°C

Chemical Composition of BS 600MC K2/K4

Grade	C	Si	Mn	P	S	Al	Nb	V	Ti	Mo
BS600MC, BS600MCK2, BS600MCJ4, BS600MCK4	0.12	0.5	1.9	0.02	0.01	0.015	0.09	0.2	0.22	0.5
BS650MC, BS650MCK2, BS650MCJ4, BS650MCK4	0.12	0.5	2	0.02	0.01	0.015	0.09	0.2	0.22	0.5
BS700MC, BS700MCK2, BS700MCJ4, BS700MCK4	0.12	0.5	2.1	0.025	0.01	0.015	0.09	0.2	0.22	0.5