Specifications

M2 special high speed steel
1.black/machined surface
2.hot rolled or forging,annealing
3.UT TEST CLASS E/E

    M2 Special  High speed Steel

 

1. Standard & Grades:

GB W6Mo5Cr4V2, ASTM M2, DIN 1.3343, JIS SKH51

 

2.Chemical composition

C	Si	Mn	W	Mo	Cr	V	P	S
0.80-0.90	0.20-0.45	0.15-0.40	5.50-6.75	4.50-5.50	3.80-4.40	1.75-2.20	≤0.030	≤0.030

 

3.Size:

Round Bar: Diameter:13-115  mm

Flat Bar or Sheet: Thickness<=200mm, Width<=405mm

 

4.Property: 

ore excellent mirror-process function and anti-errosion effect with ESR craftwork after inspection by ultrasonic machine to safeguard its quality and direct use for mould;

 

5. Applicantion: 

Widely Used in Such Plastics moulds with demand on wear-resisting and good polishing function as  advanced transparent adorned products, containers for storing food and masked products.

 

6. Delivery condition:

Hot rolled or forging, EAF or ESR, annealing, black or machined surface

 

7.Inspection:

SEP1921/84 GR.,3 CLASS E/E