Papua New Guinea S32154/254SMo Stainless Steel Sheet 1.4547 with 6％Moly
Suitable for producing building curtain walls in high CI environments, including tanks, pipelines, valves, and areas with high corrosion risks for printing and dyeing machinery and water treatment equipment
Category:
Papua New GuineaStainless steel plate
Product Description
High molybdenum, high chromium, high nickel, nitrogen containing super austenitic stainless steel has the following advantages compared to conventional stainless steel:
1) Extremely excellent resistance to point corrosion and crevice corrosion;
2) Extremely excellent resistance to stress corrosion cracking
3) Excellent processability and weldability, excellent impact toughness
Chemical composition
| Unit：（wt%） | |||||||||||
| Specifications | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | PREN |
| ASTMS31254 | ≦0.02 | ≦0.8 | ≦1.0 | ≦0.03 | ≦0.01 | 19.5~20.5 | 17.5~18.5 | 6~6.5 | 0.18~0.25 | 0.5~1.0 | ≧43 |
| ZP31254 | 0.014 | 0.6 | 0.3 | 0.25 | 0.001 | 20.3 | 18.1 | 6.2 | 0.21 | 0.65 | |
| *PREN= Cr+3.3Mo+16N | |||||||||||
S32154/254SMo is resistant to various types of corrosion, stress corrosion cracking, and high mechanical strength
Mechanical properties
| Distinguish | Yielding strength (MPa) | Tensile strength (MPa) | Elongation （%） | Hardness (Hv) |
| ASTM S31254 | ≧310 | ≧690 | ≧35 | ≦235 |
| ZP31254 | 365 | 748 | 46 | 180 |
Corrosion resistance
| average value | |||
| Distinguish | Medium | Base material | |
| longpeng | Other societies | ||
| CPT(G150) | 1M NaCl | >80℃ | >80℃ |
| CPT (G48A) | 6%FeCl3 | 60℃ | 60℃ |
| CPT(G48E) | 6%FeClg+1% HCl | 60℃ | 60℃ |
Scrubber environment simulation of crevice corrosion
| Steel grade | purpose | Scrvbber simulates environmental corrosion potential (mV) | |||
| Standard | High concentration | ||||
| Sea Salt : 37.4g/L;H,SO4: 10g/L | Sea Salt : 1 12gL; H,So 4: 50g/L | ||||
| 40℃ | 80℃ | 40℃ | 80℃ | ||
| 304CuW | Duct | 200mV | 75mV | -110mV | -OCP (-360mV) |
| 254SMO | Scrubber Shell | No corrosion | No corrosion | No corrosion | 200mV |
Functions & Applications
Scope of application
Applicable Uses
Scrubber Petrochemical Seawater Desalination and Desalination Equipment, Paper Bleaching, etc
Product Advantage
1) Extremely excellent resistance to point corrosion and crevice corrosion;
2) Extremely excellent resistance to stress corrosion cracking
3) Excellent processability and weldability, excellent impact toughness
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