Hunan Dinghan New Material Technology Co., LTD
| Payment Terms | T/T |
| Grade | F44 (UNS S31254 / 254 SMO) |
| Melting Range | 1325°C ~ 1400°C |
| Density | 8.0 g/cm³ |
| Supply Ability | Negotiable |
| Product Name | ASTM A240 F44 Super Austenitic Stainless Steel Plate |
| Specific Heat | 500 J/(kg·K) |
| Delivery Time | (Sample Order) 7 days |
| UNS | UNS S31254 |
| Packaging Details | According to Customers' Requests |
| Model Number | Duplex F44(S31254) |
| Place of Origin | China |
| Certification | ISO 9001:2015, ASTM A240 |
| Brand Name | DINGSCO |
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Product Specification
| Payment Terms | T/T | Grade | F44 (UNS S31254 / 254 SMO) |
| Melting Range | 1325°C ~ 1400°C | Density | 8.0 g/cm³ |
| Supply Ability | Negotiable | Product Name | ASTM A240 F44 Super Austenitic Stainless Steel Plate |
| Specific Heat | 500 J/(kg·K) | Delivery Time | (Sample Order) 7 days |
| UNS | UNS S31254 | Packaging Details | According to Customers' Requests |
| Model Number | Duplex F44(S31254) | Place of Origin | China |
| Certification | ISO 9001:2015, ASTM A240 | Brand Name | DINGSCO |
ASTM A240 F44 (UNS S31254 / 254 SMO) Super Austenitic Stainless Steel Plate
F44 Super Austenitic Stainless Steel Plate (UNS S31254 / 254 SMO) is a high-performance 6Mo super stainless steel featuring high chromium, nickel, molybdenum, and nitrogen alloying. With outstanding resistance to pitting corrosion, crevice corrosion, and chloride stress corrosion cracking, F44 provides excellent service performance in severe corrosive environments such as seawater, chemical processing, oil & gas, and environmental industries.
Key Features
Typical Applications
Chemical Composition (wt%)
| Element | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
|---|---|---|---|---|---|---|---|---|---|---|
| Range | ≤0.020 | ≤0.80 | ≤1.00 | ≤0.030 | ≤0.010 | 19.5–20.5 | 17.5–18.5 | 6.0–6.5 | 0.18–0.25 | 0.50–1.00 |
Mechanical Properties (Solution Annealed + Water Quenched)
| Property | Value |
|---|---|
| Tensile Strength (Rm) | ≥ 650 MPa (94 ksi) |
| Yield Strength (Rp0.2) | ≥ 300 MPa (44 ksi) |
| Elongation (A5) | ≥ 35% |
| Density | 8.0 g/cm³ |
| Hardness | ≤ 223 HB |
| Max Service Temperature | 538℃(1000℉) |
Quality Assurance
All F44 (UNS S31254 / 254 SMO) super austenitic stainless steel plates undergo rigorous inspection, including PMI (Positive Material Identification), tensile and hardness testing according to ASTM A370, chemical composition analysis by OES, and complete dimensional and surface inspections. Full traceability is maintained from the original melt source to final shipment. Complete EN 10204 Type 3.1 Mill Test Reports (MTR) are available upon request.
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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