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Guangzhou Changfeng Steel Co., LTD
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Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width

China Guangzhou Changfeng Steel Co., LTD certification
China Guangzhou Changfeng Steel Co., LTD certification
Gold supplier! Arranged shipment very fast, quality is super good. They are one of our best suppliers, will do more business with them in the future!

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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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Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width

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Large Image :  Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width

Product Details:
Place of Origin: China
Brand Name: CF Steel
Certification: ISO / Mill Certificate
Model Number: 1.2738 / P20+Ni / 718
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Export Standard Packing or Customers'demand
Delivery Time: 10-15 work days
Payment Terms: L/C, T/T
Supply Ability: 1000 t/month
Detailed Product Description
Grade: 1.2738 / P20+Ni / 718 Thickness: 155-1000mm
Width: 800-1600mm Length: 2000-6000
Heat Treatment: Annealed / Q+T Quality Inspection: Ut, Chemical Test, Microstructure
High Light:

hardened steel block


tool steel block


Forged Steel Block 1.2738 For Making High Demand Large Plasic Mould



Chemical Composition(%):


Grade C Si Mn P S Cr Mo Ni
P20+Ni 0.30-0.40 0.20-0.50 1.00-1.50 ≤0.030 ≤0.030 1.50-2.00 0.25-0.40 0.80-1.20
1.2738 0.35-0.45 0.20-0.40 1.30-1.60 ≤0.035 ≤0.035 1.80-2.10 0.15-0.25 0.90-1.20
718 0.32-0.45 0.20-0.40 1.10-1.50 ≤0.030 ≤0.030 1.70-2.00 0.30-0.55 0.80-1.20





1.2738 is one kind of pre-harndened mirror plasitc die steel. With the alloy optimization and structure control key technology, we can gurantee the steel die block has high hardness uniformity, excellent polishing property and maching property with largest cross sections in China.



Available size(mm):


Flat Bar Size(mm) Round bar Size(mm)
Thickness Width Length Diameter Length
155-1000 800-1600 2000-6000 20-200 2000-6000



Similar grades: DIN-1.2738 / AISI-P20+Ni / ASSAB-718 / GB-3Cr2niMnMo



Recommend heat treatment:


Quenching Tempering
Heating temperature Cooling Hardness/HRC Heating temperature Cooling Hardness/HRC
840-870 OIL OR AIR ≥50 550-640 AIR 28-36





1,Plastic molds for injection compressing and injection molding
2,TV cabinets,drum mold of washing machine,etc.





1, Good welding property of pre-hardened die blocks;
2, Good polishing property(high hardness uniformity,hardness fluctuation≤2HRC);
3, Excellent working;
4, Extra large cross sections:700mm×1300mm and weighs 20MT for one piece;
5, Application hardness:28-36HRC.



Devlivery condition:


EF or ESR, Hot rolled or forged, black surfaceor milling, hardned or tempering to 33-37HRC.



Our service:


1, Sample can be offered with sample charge can courier fee by buyer’s side;

2, We have full stock, and can deliver within short time. Many styles for your choices;

3, Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you;

4, All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.



Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width 0

Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width 1



Our main products:


Plastic mould steel: S50C/1.1210/SAE1050, 1.2311/PDS-3/P20, 1.2738/P20+Ni, NAK80/P21, 1.2083/420

Hot work mould steel: H13/1.2344/SKD61, 1.2713/L6/SKT4, 1.2581/H21/SKD5

Cold work mould steel: 1.2379/D3/SKD1, 1.2510/O1/SKS3, 1.2080/D3/SKD1

Alloy steel: 1.7035/SCr440/SAE5140, 1.7225/SAE4140/SCM440, EN31/SAE52100, 1.6511/SAE4340

High speed steel: M2/1.3343/SKH51, T1/1.3355/SKH2, M35/1.3243/SKH35, M42/1.3247/SKH59



Corner of factory:


Annealed 1.2738 Tool Steel Block , Large Steel Block 800 - 1600mm Width 2


Contact Details
Guangzhou Changfeng Steel Co., LTD

Contact Person: Echo

Tel: +86 18148729336

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