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| Categories | Stainless Steel Seamless Pipe |
|---|---|
| Brand Name: | Zheheng |
| Model Number: | S31254 |
| Certification: | ISO9001 |
| Place of Origin: | Wenzhou,China |
| MOQ: | MOQ500kg |
| Payment Terms: | L/C, D/P, T/T, Western Union |
| Supply Ability: | 5000 Ton/Tons per Month |
| Delivery Time: | 7-15 working days after receiving payment |
| Packaging Details: | Seaworthy Standard Package |
| NPS: | 1/8''-24'' |
| Wall thickness: | SCH10S,SCH40, SCH XS, SCH 60,SCH80S,SCH12020,SCH1160,SCH |
| Delivery time: | 15-21 Days |
| Application: | Valves and gears |
| Section shape: | Round |
| Finished: | Annealing Pickling, Bright Annealing |
| Price term: | FOB CIF CFR EXW etc. |
| Grade: | 254SMO |
| Payment: | 30% TT Advance + 70% Balance |
| Company Info. |
| Wenzhou Zheheng Steel Industry Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Introduction
S31254, also 254SMO is a super Austenitic Stainless Steel. It is
designed with a combination of impact toughness resistance to
chloride stress corrosion cracking, and pitting and crevice
corrosion with strength that is twice that of the stainless steel
300 series.
A large number of field experiments and extensive use experience
show that even at slightly higher temperatures, S31254 stainless
steel pipe also has a high resistance to crevice corrosion in
seawater, and only a few types of stainless steel have this
performance. The corrosion resistance of S31254 stainless steel
tubes in acidic and oxidizing halide solutions such as those
required for paper bleaching production can be combined with the
corrosion resistance of nickel-based alloys in titanium alloys.
The S31254 stainless steel tube has a high nitrogen content, so its
mechanical strength is higher than other types of austenitic
stainless steel. In addition, it has high ductility and impact
strength and good weldability.
The high molybdenum content of S31254 stainless steel pipe enables
it to have a high oxidation rate during annealing, resulting in a
rougher surface than ordinary stainless steel after pickling.
However, this has no adverse effect on the corrosion resistance of
the steel
Chemical composition
| Grade | UNS | C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo | Ni |
| 254SMO | S31254 | 0.02 | 1 | 0.03 | 0.01 | 0.8 | 19.5-20.5 | 6.0-6.5 | 17.5-18.5 |
Mechanical Properties
| Mechanical properties | Tensile, min, ksi[MPa] | Yield, min, ksi[MPa] | Elongation, %(min) | Hardness, HB(max) | |
| S31254 | 98【675】 | 43【310】 | 35 | 220 | |
Physical properties
| Properties | Metric | Imperial |
| Density | 8 g/cm3 | 0.289 lb/in³ |
Pumps
Valves
Chokes
Pipework, flanges & manifolds
Oil & Gas industry components
Corrosion Resistance
S30815 has exceptional corrosion resistance, making it a popular
choice for applications that require exposure to harsh
environments. It has excellent pitting and crevice corrosion
resistance, making it an ideal choice for seawater, chlorides, and
other aggressive environments. It is also highly resistant to
sulfuric acid and other acids, making it suitable for chemical
processing
Why choose us
1.Size control
2.Chemical composition control
4.ultrasonic testing of steel tube
3.hydraulic testing machine
Package detail

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