| Customization: | Available |
|---|---|
| Type: | Alloy Steel Bar |
| Standard: | AISI |
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A9/T30109 Air Hardening Tool Steel Round Bar High Wear Resistance
A9/T30109 is an air-hardening cold work tool steel known for its high wear resistance, toughness, and dimensional stability. Supplied in round bar form, it is suitable for further machining, forging, or forming into precision components.
Main Chemical Composition%
| Ni | C | Si | Mn | P | S | Cr | V |
| 1.25-1.75 | 0.45-0.55 | 0.95-1.15 | 0.20-0.50 | ≤0.03 | ≤0.03 | 4.75-5.50 | 0.80-1.40 |




Q4: What is your product packaging like?
A4: Our products are packaged accordingly in standard industrial packaging to ensure safety during transport. If you have special packaging requirements, please specify them when placing your order, and we will package your items accordingly.
Q5: What payment methods do you support?
A5: We accept a variety of payment methods, including T/T, L/C, Alipay, PayPal, etc. The specific payment method can be arranged flexibly based on the order amount and customer needs.