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Guangzhou Changfeng Steel Co., LTD
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Good Machinability Pre-hardened HRC30-33 Plastic Mould Steel Plate 1.2312 P20+S

China Guangzhou Changfeng Steel Co., LTD certification
China Guangzhou Changfeng Steel Co., LTD certification
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We bought 7 containers from them in 2017, no quality problems. The boss is very nice and professional, good business parner!

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Good Machinability Pre-hardened HRC30-33 Plastic Mould Steel Plate 1.2312 P20+S

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Large Image :  Good Machinability Pre-hardened HRC30-33 Plastic Mould Steel Plate 1.2312 P20+S

Product Details:
Place of Origin: CHINA
Brand Name: BAO STEEL
Certification: ISO
Model Number: 1.2312/P20+S/B30PH
Payment & Shipping Terms:
Minimum Order Quantity: 3Tons
Price: USD800/TON FOB
Packaging Details: standard exporting packing
Delivery Time: 15-20days
Supply Ability: 1000tons/month
Detailed Product Description
Steel: Alloy Steel Shape Option: Plate/Flat Bar/Round Bar/Block
Delivery Condition Option: Pre-hardened HRC30-33 Black Surface Quality Assurance: 100% UT Passed
High Light:

international tool steel

,

hot work die steel

Good Machinability Pre-hardened HRC30-33 Plastic Mould Steel Plate 1.2312 P20+S

1.2312 tool steel is ideally suited for the production of moulds where improved machinability is required. Typical applications include die holders, zinc die casting dies, backers, bolsters and injection moulds. The versatility of this plastic mould tool steel with its high tensile characteristics enables uses for a variety of other applications such as shafts and wear strips.
Good Machinability Pre-hardened HRC30-33 Plastic Mould Steel Plate 1.2312 P20+S 0
1, Features:
1, Alloy tool steel which offers good machineability;
2, Excellent polished finish for large section;
3, Supplied in the hardened and tempered condition ready for machining;
4, In this condition it gives excellent wear resistance.

2, Application:
1, Used for plastic mould, good polish with corrosion-resistin
g;
2, Long life and large plastic injection mold products such as home appliance, computer shell mold;
3, Thermoplastic plastic extrusion die;
4, Blow molding mold and Molding tool;


3, Grade
W.Nr DIN AFNOR AISI/SAE
1.2312 X40CrMnMoS8-6 (40CMD8S) P20+S

4, Chemical composition(%)
C Mn Si Cr Mo Ni S+P
0.35-0.45 0.8-1.0 0.30-0.50 1.80-2.00 0.35-0.38 0.05-0.10 0.015

5, Phase transition temperature
Ac1 740°C
Ms 310°C

6, The hardness of delivery
Pre hardened and tempered HB278-325(950-1100N/mm²)

7, Heat treatment
Annealing 1)Heated to720-750°C,Two to four hours heat preservation,
2)Furnace cooling
Stress relief
Preservation
1)Heated to560-650°C and then two to four hours heat
2)Furnace cooling or air cooling
Pre hardened 1)Preheat to 600-650°C
2)Heated to hardening temperature 840-840°C and heat preservation
3)Oil cooling
4)Hardness:HRC51
Drawing temper 1)Immediately after quenching
2)When the 580-650°C,with the 1/inch to heat preservation

8, Packing:Standard export packing or according to customers' request.

 

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Contact Person: Echo

Tel: +86 18148729336

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