High Hardness Forging Die Steel Low Melting Point DIN 1.2312 Mould Steel DIN1.2312/AISIP20+S/40CrMnMoS8-6 manufacturer from China Xing Da Lu Forging Parts Co., Ltd.

High Hardness Forging Die Steel Low Melting Point DIN 1.2312 Mould Steel

Place of Origin:

Zhejiang, China (Mainland)


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Model No.: DIN1.2312/AISIP20+S/40CrMnM...

High Hardness Forging Die Steel Low Melting Point DIN 1.2312 Mould Steel

High Hardness Forging Die Steel Low Melting Point DIN 1.2312 Mould Steel

1.2312 Forged Mold Steel / Forged Steel / Special Steel / Die Steel

Description:

1.DIN1.2312/AISIP20+S/718/40CrMnMoS8-6 mould steel

2.Hot rolled or forged condition, Pre-harden &tempering , black surface

3.Hardness: 30~36HRC

4. Hot rolled technology:EAF+LF+VD

Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface

5.Production leadtime: 7~10 days

6.Ultrasonic test standards: SPE1921,GR3,Class D/D

7.Chemical composition:

Grade	C	Si	Mn	P	S	Cr	Mo
1.2312	0.35-0.45	0.30-0.50	1.40-1.60	≤0.035	0.05-0.10	1.80-2.00	0.15-0.25

8.Compared grades(based on usage):

GB	AISI	DIN
40CrMnMo	P20+S	1.2312

Heat Treatment:

Annealing: 710 - 730 °C

Hardness after annealing: Max. 230 HB

Stress relieving: Approx. 650 °C

Hot forming: 1050 - 850 °C

Hardening: 870 - 890 °C

Quenching media: Oil, Salt bath, Vacuum

Hardness after quenching: 50 - 54 HRC

Hardness after tempering:

Tempering °C	100	200	300	400
HRC	54	54	53	50

Main Applications:

DIN 1.2312 Mould Steel is used for Injection dies without special surface requirements and low mechanical stresses, medium and large sized moulds for plastic processing, dies of light alloys with low melting point, mould fittings, mould frames for the injection molding and die casting industries, components for general mechanical engineering, tools for synthetic plastics processing, die holders, support plates, casings, chases, recipient sleeves, constructional parts, hyrdo forming tools.