Hunan Dinghan New Material Technology Co., LTD
| Hardness | ≤200 HB |
| Delivery Time | (Sample Order) 7 days |
| Elongation | ≥ 30% |
| Payment Terms | T/T |
| Standard | ASTM B564 , ASME SB564 |
| Yield Strength | ≥ 241 MPa (35 ksi) |
| Condition | Solution Annealed + Water Quenched |
| Supply Ability | Negotiable |
| Material Grade | Incoloy 825 / UNS N08825 / W.Nr. 2.4858 |
| Tensile Strength | ≥ 586 MPa (85 ksi) |
| Packaging Details | Standard Export Package |
| Modulus of Elasticity | 196 GPa |
| Max Operating Temperature | ≤540°C（1000°F） |
| Density | 8.14 g/cm³ |
| Model Number | Incoloy 825 |
| Certification | ISO 9001:2015, ASTM B564 , ASME SB564 |
| Place of Origin | China |
| Brand Name | DINGSCO |
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Product Specification
| Hardness | ≤200 HB | Delivery Time | (Sample Order) 7 days |
| Elongation | ≥ 30% | Payment Terms | T/T |
| Standard | ASTM B564 , ASME SB564 | Yield Strength | ≥ 241 MPa (35 ksi) |
| Condition | Solution Annealed + Water Quenched | Supply Ability | Negotiable |
| Material Grade | Incoloy 825 / UNS N08825 / W.Nr. 2.4858 | Tensile Strength | ≥ 586 MPa (85 ksi) |
| Packaging Details | Standard Export Package | Modulus of Elasticity | 196 GPa |
| Max Operating Temperature | ≤540°C（1000°F） | Density | 8.14 g/cm³ |
| Model Number | Incoloy 825 | Certification | ISO 9001:2015, ASTM B564 , ASME SB564 |
| Place of Origin | China | Brand Name | DINGSCO |
Incoloy 825 (UNS N08825) nickel alloy spring seats offer excellent corrosion, pitting and stress corrosion cracking resistance. They are suitable for high-pressure and corrosive-service valves used in oil & gas, chemical processing and offshore applications.
| Element | Ni | Cr | Fe | Mo | Cu | Ti | C | Mn | Si | Al | S |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Range | 38.0–46.0 | 19.5–23.5 | ≥22.0 | 2.5–3.5 | 1.5–3.0 | 0.6–1.2 | ≤0.05 | ≤1.0 | ≤0.50 | ≤0.20 | ≤0.03 |
| Property | Value |
|---|---|
| Tensile Strength (Rm) | ≥ 586 MPa (85 ksi) |
| Yield Strength (Rp0.2) | ≥ 241 MPa (35 ksi) |
| Elongation (A5) | ≥ 30 % |
| Density | 8.14 g/cm³ |
| Hardness | ≤ 200 HB |
| Modulus of Elasticity | 196 GPa |
| Max Service Temperature | ≤ 540°C(1000°F) |
Incoloy 825 (UNS N08825) spring seats are forged per ASTM B564 for API 6A sour‑service valves, NACE MR0175 / ISO 15156‑3 compliant. Inspection scope covers PT, UT, tensile test, OES, PMI, hardness test and dimensional verification. Full material traceability shall be maintained; MTR, heat‑treatment records and NDT inspection reports shall be provided upon request.
Contact our sales team today for a competitive quote, technical datasheet, or to discuss your custom forging requirements.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1998
Total Annual:
70 million-100 million
Employee Number:
50~60
Ecer Certification：
Verified Supplier
Hunan Dinghan New Material Technology Co.,Ltd. (DINGSCO) specialized in Nickel Based Corrosion Resistant and High Temperature alloys products which used in the world’s most technically demanding industries and applications. We have complete advanced technology facilities t... Hunan Dinghan New Material Technology Co.,Ltd. (DINGSCO) specialized in Nickel Based Corrosion Resistant and High Temperature alloys products which used in the world’s most technically demanding industries and applications. We have complete advanced technology facilities t...
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