SKD61 Alloy Steel Round Bar
H13 Tool Steel is chromium hot work tool steels which are widely used in hot and cold work tooling applications. H13 tool steel is classified as group H steels by the AISI classification system. This series of steels start from H1 to H19. AISI H-13 tool steel is characterized by: Good resistance to abrasion at both
Supply Form & Size & Tolerance
| Supply Form | Size(mm) | Process | Tolerance | |
Round |
Φ6-Φ100 | Cold Drawn | Bright/Black | Best H11 |
Φ16-Φ350 |
Hot Rolled |
Black | -0/+1mm | |
| Peeled/ground | Best H11 | |||
Φ90-Φ1000 |
Hot Forged |
Black | -0/+5mm | |
| Rough Turned | -0/+3mm | |||
Flat/Square/Block |
Thickness :120-800 | Hot Forged |
Black | -0/+8mm |
| Width:120-1500 | Rough Machined | -0/+3mm | ||
Remark:Tolerance can be customized as per requests
Chemical Composition
| Standard | Grade | C | Si | Mn | P | S | Cr | Mo | V |
| ASTM A681 | H13 | 0.32-0.45 | 0.8-1.2 | 0.20-0.50 | 0.03 | 0.03 | 4.75-5.50 | 1.1-1.75 | 0.8-1.2 |
| DIN ISO 4957 | 1.2344 | 0.37-0.42 | 0.9-1.2 | 0.3-0.5 | 0.03 | 0.03 | 4.8-5.5 | 1.2-1.5 | 0.9-1.1 |
| GB/T 1299 | 4Cr5MoSiV1 | 0.32-0.42 | 0.8-1.2 | 0.2-0.5 | 0.03 | 0.03 | 4.75-5.5 | 1.1-1.75 | 0.8-1.2 |
| JIS G4404 | SKD61 | 0.35-0.42 | 0.8-1.2 | 0.25-0.5 | 0.03 | 0.03 | 4.8-5.5 | 1-1.5 | 0.8-1.15 |
Physical Property
| Temperature | 20°C | 400°C | 1110°C |
| Density,g/cm3 | 7.8 | 7.7 | 7.6 |
| Modulus of elasticity,N/mm2 | 210000 | 180000 | 140000 |
| Coefficient of thermal expansion,per °C from 20°C | — | 12.6 x 10^–6 | 13.2 x 10^–6 |
| Thermal conductivity,W/m °C | 25 | 29 | 30 |
| Melting point | 1427°C | ||
| Specific Gravity | 7.75 | ||
| Machinability | 65-70% of a 1% carbon steel | ||
Mechanical Property
| Tempering Tem. ℃ | After quenched | 200 | 400 | 500 | 520 | 550 | 580 | 600 | 650 | 700 |
| Hardness HRC | 56 | 54 | 54 | 55.5 | 54 | 52.5 | 49 | 45.5 | 33 | 28 |
| Tensile Strength Mpa | — | — | 2040 | 2100 | 2080 | 1980 | 1780 | 1650 | 1180 | — |
| Reduction of area | — | — | 40 | 34 | 40 | 48 | 53 | 54 | 55 | — |
| Elongation % | — | — | 11 | 11 | 11.5 | 12 | 12.5 | 14 | 18 | — |
| Impact J | — | — | 40 | 32 | 35 | 50 | 60 | 70 | 100 | — |
FAQ
1. Minimum Order Quantity?
The MOQ is usually 25 tons or more, it depends .
2. What kind of terms of payment can you accept?
T/T, L/C are available.
3. What grams of the product can you offer?
These products can be customized according to your requirement.
4.Is free sample available?
Yes, free sample is available.
The sample is cost free, but please afford the freight cost, and we will figure it in the order as long as we work together.For those clients who have already established business relation with us, even the freight cost will be free.
5. Can you do Customization & Reproduction if I provide a photo?
Yes, we do Customization & Reproduction service.
6. Does the packaging safe and arrive in good conditions?
Yes, safe Packing guarantee , all the products will arrive your door under good conditions. We response to problem of shipping if there unfortunately is.
7. How long does it usually take to deliver the product?
We will make the shipment to you immediately. It will take about 18 to 40 days arrive worldwide. It de pends on the specific quantity.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.