BZ738/738H Plastic Mould Steel

STEEL GRADE OF VARIOUS COUNTRIES	GB	AISI	DIN	ASSAB	BOHLER
	3Cr2NiMo	P20+Ni	1.2738	718	M238

CHEMICAL COMPOSITION	C	Si	Mn	Cr	Mo	Ni
BZ738	0.38	0.30	1.40	2.00	0.25	1.00

BZ738/738H PLASTIC MOULD STEEL/MOLD STEEL

CONVENTIONAL  SMELTING

EF+LF+VD

DELIVERY STATUS

Pre-hardened HRC30-36 or HRC 33-38 

DELIVERY SIZE

Thickness 200-1200mm, Width 600-2200mm, Length 1000 -6000mm

The Main Purpose

1. Be suitable to the large automotive mold, be suitable to the plastic mold which was required uniform hardness, high toughness and the surface with good polishing finished.

2. For TV chassis, car bumpers and automotive dashboard and other large mold.

3. Can be nitrogen, suitable for surface treatment such as chrome, etching and so on

The Main Characteristic

1. The hardness uniformity,the tolerance +/-HRC 2 for surface and heart in thickness 1000mm below. Good polishing performance.

2. Good machine performance.

3.Can be nitrogen.