Gnee Steel (tianjin) Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 2500 ton/tons per month |
| Delivery Time | 5-8 work days |
| Packaging Details | Standard Sea-worthy Packing |
| Application | Tool Steel Bar |
| Alloy Or Not | Is Alloy |
| Steel Grade | Steel round bar |
| Technique | Hot Rolled |
| Brand Name | GNEE |
| Model Number | Cold Rolled Tool Steel Bar |
| Certification | ISO 9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 2500 ton/tons per month |
| Delivery Time | 5-8 work days | Packaging Details | Standard Sea-worthy Packing |
| Application | Tool Steel Bar | Alloy Or Not | Is Alloy |
| Steel Grade | Steel round bar | Technique | Hot Rolled |
| Brand Name | GNEE | Model Number | Cold Rolled Tool Steel Bar |
| Certification | ISO 9001 | Place of Origin | China |
| High Light | Aisi A3 Cold Rolled Steel Bar ，Aisi A3 High Pressure Steel Pipe | ||
Aisi A3 Cold Rolled Tool Steel Bar High Pressure Steel Pipe For Producing
A3 steels should be heated uniformly to 790-820°C (1436-1508°F) until completely heated through. Then heated to the hardening temperature of 950-980°C(1742-1796℉), soak at the temperature enough time, let A3 steel to be thoroughly heated .
Chemical composition
| C(％) | 0.95～1.05 | Si(％) | 0.10～0.50 | Mn(％) | 0.40～1.00 | P(％) | ≤0.030 |
| S(％) | ≤0.040 | Cr(％) | 4.75～5.50 | Mo (％) | 0.90～1.40 | V(％) | 0.15～0.50 |
Tempering of A3 tool steel
Tempering of A3 steels is performed at 150-400°C (302-752°F), Soak well at the selected temperature and soak for at least one hour per 25mm of total thickness. Get Rockwell C hardness of 57 to 62. Others different Heat treatment temperature will get different hardness. Below only for reference.
Temperature [℃] 150 200 250 300 350 400
Hardness [HRc] 62-61 61-60 60-59 59-58 58-57 58-57
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2008
Total Annual:
3000000-3500000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high qu... Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high qu...
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