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[China]
Trade Verify
Address: 25th Floor, Huafu Commercial Center, Wenfeng District, Anyang City,Henan Province
Contact name:Kelly Zhang
Gnee (Tianjin) Multinational Trade Co., Ltd. |
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Verified Suppliers
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AISI T4 tool steel is one of tungsten type high speed tool steel, which belongs to ASTM A600. Other equivalent steel are DIN 1.3255 / S 18-1-2-5, JIS SKH3.
AISI T4 tool steel is one of tungsten type high speed tool steel, which belongs to ASTM A600 specification, the standard for high speed tool steel materials. ASTM T4 tool steel is similar to T1 Tool Steel materials, but with 4.25~5.75% cobalt added to increase heat resistance. The red hardness of T4 steel and the high temperature hardness is a little higher than T1 tool steel.
Supply Form & Size & Tolerance
| Round bar | ||||
| Diameter | 1-16mm | 10-50mm | 50-180mm | 180-300mm |
| Process | Cold Drawn | Hot Rolled | Hot Forged | Free Forging |
| Flat bar | ||||
| Thickness | 1-2.5mm | 1.5-20mm | 20-300mm | |
| Width | Max 800mm | Max 800mm | Max 800mm | |
| Process | Cold Drawn | Hot Rolled | Hot Forged | |
Remark:Tolerance can be customized as per requests
Chemical Composition
| Standard | Grade | C | Mn | P | S | Si | Cr | V | Mo | W | Co |
| ASTM A600 | T4 | 0.70-0.80 | 0.1-0.4 | 0.03 | 0.03 | 0.2-0.4 | 3.75-4.5 | 0.8-1.2 | 0.4-1.0 | 17.5-19.0 | 4.25-5.75 |
| DIN EN ISO 4957 | 1.3255 | 0.75-0.83 | 0.4 | 0.03 | 0.03 | 0.45 | 3.80-4.5 | 0.8-1.2 | 0.5-0.8 | 17.5-18.5 | 4.50-5.50 |
| JIS G4403 | SKH3 | 0.73-0.83 | 0.4 | 0.03 | 0.03 | 0.45 | 3.80-4.5 | 0.8-1.2 | — | 17.0-19.0 | 4.50-5.50 |
Physical Property
| Density, g/cm3 | 8.68 |
| Melting point,°C | 1432 |
| Thermal conductivity, W/m.K | 19 |
| Electric resistivity,Ohm mm2/m | 0.65 |
| Specific heat capacity,J/g.K | 0.46 |
| Thermal expansion co-efficient,µm/m°C | 11.9 |
Mechanical Property
| Modulus of elasticity | 190-210 GPa |
| Poisson’s ratio | 0.27-0.30 |
Our Services
-Capability from Raw material to processing to final products under
one Roof
-Highest customer satisfaction
-Economy of products
-Absolute reliability
-Highly-qualified and motivated personnel
-No tolerance of errors
-Continuous optimisation of all processes
FAQ:
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 special steel which include
alloy structural steel and carbon steel and stainless 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 TUV, CE, 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 5-30 days after receiving your prepayment or firm order.
Q: What is the payment term?
A: T/T or L/C.
Q: Can you provide a sample for our testing before confirm the
order?
A: Yes. We can provide sample to you for approval before you place
an order to us. Free sample is available if we have stock.
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.
