Hunan Dinghan New Material Technology Co., LTD
| Hardness | ≤200 HB |
| Delivery Time | (Sample Order) 7 days |
| Elongation | ≥ 30% |
| Condition | Solution Annealed + Water Quenched |
| Payment Terms | T/T |
| Standard | ASTM B564 , ASME SB564 |
| Yield Strength | ≥ 241 MPa (35 ksi) |
| Tensile Strength | ≥ 586 MPa (85 ksi) |
| Max Operating Temperature | ≤540°C（1000°F） |
| Supply Ability | Negotiable |
| Material Grade | Incoloy 825 / UNS N08825 / W.Nr. 2.4858 |
| Modulus of Elasticity | 193 GPa |
| Density | 8.14 g/cm³ |
| Packaging Details | Standard Export Package |
| 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% | Condition | Solution Annealed + Water Quenched |
| Payment Terms | T/T | Standard | ASTM B564 , ASME SB564 |
| Yield Strength | ≥ 241 MPa (35 ksi) | Tensile Strength | ≥ 586 MPa (85 ksi) |
| Max Operating Temperature | ≤540°C（1000°F） | Supply Ability | Negotiable |
| Material Grade | Incoloy 825 / UNS N08825 / W.Nr. 2.4858 | Modulus of Elasticity | 193 GPa |
| Density | 8.14 g/cm³ | Packaging Details | Standard Export Package |
| Model Number | Incoloy 825 | Certification | ISO 9001:2015, ASTM B564 , ASME SB564 |
| Place of Origin | China | Brand Name | DINGSCO |
Incoloy 825 (UNS N08825) Valve Seat Compression Rings are precision-engineered nickel alloy components designed to securely compress and retain valve seats in demanding service conditions. With excellent resistance to corrosion and aggressive chemical media, they are suitable for chemical processing, petrochemical equipment, high-pressure piping systems and corrosive-service valves.
| Element | Ni | Cr | Fe | Mo | Cu | Ti | Al | Mn | Si | C | S |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Range | 38.0–46.0 | 19.5–23.5 | ≥22.0 | 2.5–3.5 | 1.5–3.0 | 0.6–1.2 | ≤0.20 | ≤1.0 | ≤0.50 | ≤0.05 | ≤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 | 193 GPa |
| Max Service Temperature | ≤ 540°C(1000°F) |
Incoloy 825 (UNS N08825) Valve Seat Compression Rings are forged to ASTM B564 and suitable for API 6A sour-service applications. Fully inspected: PT, UT, tensile, OES, PMI, hardness, and dimensional checks — with complete traceability and MTRs, heat-treatment and NDT reports on 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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