420 1.2083 4Cr13 S136 Stainless Tool Steel Bar Pre - Hardened HRC 38-42
420 1.2083 4Cr13 S136 Stainless Tool Steel Bar of Special Steel
1.2083mould steel is a kind of plastic mould steel with high chromium element which is up to 13%.
1.2083mould steel has good wear resistance and good polishing, it widely used for acid proof plastic mold.
| Equivalent grades | Available size(mm) | |||||
| GB(China) | DIN(German) | AISI(USA) | JIS(Japan) | Flat Bar Size(mm) | ||
| 4Cr13 | 1.2083 | 420 | SUS420J2 | Thickness | Width | Length |
| 12-150 | 800-2000 | 2000-6000 | ||||
Chemical composition (%)
| Grade | delivery hardnessºC | C | Si | P | S | Cr | Ni | Mo | Mn |
| 420 | HRC32-36 | 0.4 | 0.8 | ≤0.03 | ≤0.03 | 13.5 | ~ | 0.6 | 0.5 |
| 4Cr13 | HB≤201 | 0.36-0.48 | ≤0.6 | ≤0.035 | ≤0.03 | 12-14 | ≤0.6 | ~ | ≤0.8 |
| 1.2083 | HB≤235 | 0.26-0.35 | ≤0.6 | ≤0.03 | ≤0.03 | 12.5-14 | ≤0.5 | ~ | ≤0.8 |
| S136 | HB≤235 | 0.38 | 0.8 | ≤0.03 | ≤0.03 | 13.6 | ~ | ~ | 0.5 |
Feature:
1) Excellent corrosion resistance;Excellent abrasion resistance and elasticity;
2) Excellent high-temperature abrasion resistance;
3) medium toughness, dimensionally stable, high compressive strength;
Application:
1) highly stressed cutting and punching tools for thin sheets;
2) stone processing tools and knives for paper and plastics, shear knives
3) Chemical Resistance plastic mold, Corrosion of thermoplastic plastics;
Heat Treatment:
| Heating temperature/ºC | Cooling way | Hardness (HRC) | Tempering temperature /ºC |
Hardness (HRC) |
|
| Preheating temperature | Solution temperature | Oil Cooling | 48-54 | 200 | ≥48 |
| 920-980 | 1050-1100 | ||||
Delivery: For abundant stock, 15-20 days.For customized products, 30-50 days.
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About GUANGZHOU CHANGFENG STEEL CO.,LTD
Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in plastic mould steel,hot work mould steel,cold work mould steel,alloy steel for mechanical,high speed steel, etc. All material are with high quality and competitive price.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival.
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material don't have stock, the delivery lead time is about 30-50days (depend on the quantity)after receiving your prepayment or firm order.
Q: What is the payment term?
A: T/T or L/C or Trade Assurance.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.
Why Choose Us
1. Competitive price and quality from our own factory
2. Approved by ISO9001, CE, SGS every year
3. Best service with 24 hours reply
4. Flexible payment with T/T,L/C , Trade Assurance
5. Smooth production ability(1000tons/month)
6. Quick delivery and standard exporting package
7. OEM/ODM
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.