PLASTIC MOULD STEEL DIN 1.2311
1)Black surface
2)Hot rolled or forged
3)Ultrasonic Test Supplied
1.2311 Plastic steel,1.2311 steel plate,1.2311 steel bar
1.Grade:
Mould Steel P20 / DIN 1.2311 / GB3Cr2Mo
2.Sizes:
Dia: 20-650mm, Length: 1500-6000mm
3.Factory State:
Pre-hardened to HB280-310
4.Chemical composition (for reference only):
C | Cr | Mn | Mo | Si |
0.4 | 2.0 | 1.5 | 0.2 | 0.3 |
5.Feature:
The uniform hardness and metallographic structure.Good cutting and polishing properity,flame hardening,hard chrome plating and nitriding treatment are available.
6.Application:
This mould steel is widely used for making the general plastic moulds,and electric erosion is available.