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ASTM:P20; DIN:1.2311; GB:3Cr2Mo; ASSAB:618; Bohler:M202

HUBEI RISING TECHNOLOGY CO., L

ASTM:P20; DIN:1.2311; GB:3Cr2Mo; ASSAB:618; Bohler:M202

Place of Origin : HUBEI

Model Number : P20; 1.2311;3Cr2Mo

Certification : CQC

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Product Name:Pre-hardened Plastic Mould STEEL---GB 3Cr2Mo

Similar steel grades:

U.S.A

P20

German

1.2311

Austria

M202

Sweden

618

China

3Cr2Mo

Chemical composition:

Standard

C

Si

Mn

Cr

Mo

P

S

C

GB/T1299-2000

0.28~0.40

0.20~0.80

0.60~1.00

1.40~2.00

0.30~0.55

≤0.030

≤0.030

0.28~0.40

Principal Feature:

1.prehardened to 284-332HB(30-36HRC)there is easy machining, deformation effective by havened could off

2. EFER or ESR steel exhibits a high purity, is suited for spackerosion and mirror-like production.

Prehardened for flats HRC30-36. Annealed HB235max or prehardened for bars.

Typical Application:

Suitable for mediun and large size moulds ,injection moulds and extrusion moulds, thermo-plastic ingected dies, thermoplastic blowup dies, and plastic extrusion dies

Heat Treatment:

Forge: at 900℃-1230℃ Cool slowly and anneal immediatedly

Anneal: at 850℃-880℃ Cool slowly in furnace

Stress Relieve: at to 500℃-550℃ Cool in air

Harden: Preheat at 600℃-650℃ raise to 840℃-870℃ Cool in air, oil or into salt bath held at 180℃-220℃ and then air cool

Size available:

Bars

Turned

Dia 90-505mm

Black

Dia 60-550mm

Plats

Milled

T: 70-320 W: 90-1000mm

Black

T: 50-320 W: 90-1000mm

KEY WORDS: SPECIAL STEEL, PLASTIC MOULS STEEL, STEEL BAR, STEEL FLAT, PRE-HARDENED PLASTIC MOULD STEEK . ASTM P20, DIN 1.2311, GB 3Cr2Mo, ASSAB 618, M202


Product Tags:

P20 plastic mold steel

      

1.2311 plastic mold steel

      

3Cr2Mo plastic mold steel

      
Buy cheap ASTM:P20; DIN:1.2311; GB:3Cr2Mo; ASSAB:618; Bohler:M202 product

ASTM:P20; DIN:1.2311; GB:3Cr2Mo; ASSAB:618; Bohler:M202 Images

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