Jiangsu Hongtu Metal Technology Co.,Limited
| Payment Terms | T/T, L/C at sight |
| Supply Ability | 500 Tons per Month |
| Delivery Time | 5-10 working days for stock, 20-35 days for production |
| Packaging Details | PVC protective film on both sides, anti-rust paper, fumigated export-grade wooden pallet, vacuum packing available |
| Alloy | 254 SMO (UNS S31254 / EN 1.4547) |
| Temper | Annealed, Cold Rolled, Hot Rolled |
| Thickness | 0.5mm - 30mm |
| Width | 1000mm, 1219mm, 1250mm, 1500mm, 2000mm |
| Length | 2000mm, 2438mm, 3000mm, 6000mm or Customized |
| Standard | ASTM A240, EN 10088-2, NACE MR0175/ISO 15156, NORSOK M-650 |
| Surface Finish | No.1, 2B, 2D, Pickled & Passivated |
| Tensile Strength | ≥ 650 MPa |
| Yield Strength | ≥ 300 MPa |
| Elongation | ≥ 35% |
| PREN (Pitting Resistance) | ≥ 43.0 |
| CPT (Critical Pitting Temp) | ≥ 60°C (ASTM G48 Method C) |
| Application | Seawater Desalination, Offshore Platforms, Chemical Tankers, FGD Systems, Bleach Plants |
| Brand Name | Hongtu |
| Model Number | 254 SMO (UNS S31254 / 1.4547) |
| Place of Origin | Shanxi / Imported, China |
| Certification | ISO 9001:2015, SGS, ASTM A240/A240M, NACE MR0175, NORSOK M-650 |
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Product Specification
| Payment Terms | T/T, L/C at sight | Supply Ability | 500 Tons per Month |
| Delivery Time | 5-10 working days for stock, 20-35 days for production | Packaging Details | PVC protective film on both sides, anti-rust paper, fumigated export-grade wooden pallet, vacuum packing available |
| Alloy | 254 SMO (UNS S31254 / EN 1.4547) | Temper | Annealed, Cold Rolled, Hot Rolled |
| Thickness | 0.5mm - 30mm | Width | 1000mm, 1219mm, 1250mm, 1500mm, 2000mm |
| Length | 2000mm, 2438mm, 3000mm, 6000mm or Customized | Standard | ASTM A240, EN 10088-2, NACE MR0175/ISO 15156, NORSOK M-650 |
| Surface Finish | No.1, 2B, 2D, Pickled & Passivated | Tensile Strength | ≥ 650 MPa |
| Yield Strength | ≥ 300 MPa | Elongation | ≥ 35% |
| PREN (Pitting Resistance) | ≥ 43.0 | CPT (Critical Pitting Temp) | ≥ 60°C (ASTM G48 Method C) |
| Application | Seawater Desalination, Offshore Platforms, Chemical Tankers, FGD Systems, Bleach Plants | Brand Name | Hongtu |
| Model Number | 254 SMO (UNS S31254 / 1.4547) | Place of Origin | Shanxi / Imported, China |
| Certification | ISO 9001:2015, SGS, ASTM A240/A240M, NACE MR0175, NORSOK M-650 | ||
| High Light | 254 SMO Super Austenitic SS Sheet ，UNS S31254 Seawater Resistant Plate ，6Mo Super Austenitic Alloy Sheet | ||
254 SMO is a state-of-the-art super austenitic stainless steel containing 6% molybdenum, delivering extraordinary corrosion resistance that bridges the performance gap between standard 300-series stainless steels and high-nickel alloys. With a PREN ≥ 43, 254 SMO provides robust resistance to pitting, crevice corrosion, and chloride stress corrosion cracking (SCC) in the most demanding marine, chemical, and offshore environments. Its significantly higher strength compared to 316L allows for lighter designs with excellent lifecycle economics.
| Element | C | Mn | Si | P | S | Cr | Ni | Mo | Cu | N |
|---|---|---|---|---|---|---|---|---|---|---|
| 254 SMO | ≤0.02 | ≤1.00 | ≤0.80 | ≤0.030 | ≤0.010 | 19.5-20.5 | 17.5-18.5 | 6.0-6.5 | 0.50-1.00 | 0.18-0.22 |
| Property | Value |
|---|---|
| Tensile Strength | ≥ 650 MPa |
| Yield Strength (0.2% offset) | ≥ 300 MPa |
| Elongation in 50mm | ≥ 35% |
| Hardness (Rockwell B) | ≤ 96 HRB |
| Density | 8.0 g/cm³ |
| PREN = %Cr + 3.3*%Mo + 16*%N | ≥ 43.0 |
| Parameter | Range |
|---|---|
| Thickness | 0.5mm - 30mm |
| Width | 1000mm - 2000mm |
| Length | 2000mm - 6000mm or Custom |
| Surface Finish | No.1, 2B, 2D, Pickled & Passivated |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2006
Total Annual:
15000000-20000000
Employee Number:
400~500
Ecer Certification：
Verified Supplier
Hongtu Metal was founded in 2006 with a registered capital of 27 million US dollars. It is a comprehensive, modern and high-quality enterprise integrating steel production, processing and sales. Since its establishment, the company has developed rapidly. It has built long-term and stable cooper... Hongtu Metal was founded in 2006 with a registered capital of 27 million US dollars. It is a comprehensive, modern and high-quality enterprise integrating steel production, processing and sales. Since its establishment, the company has developed rapidly. It has built long-term and stable cooper...
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