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TSING SHAN STEEL INDUSTRIAL LIMITED

  • China,Wuxi ,Jiangsu
  • Verified Supplier
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China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum
China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum

  1. China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum
  2. China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum
  3. China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum
  4. China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum
  5. China Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum

Cold Rolled Corrosion Resistant 254SMo Seamless Steel Pipe with High Molybdenum

  1. MOQ: 50
  2. Price: 4.85
  3. Get Latest Price
Model NO. S31254/1.4547/254smo
Shape Round
Technique Cold Rolled
Surface Treatment Bright
Outer Diameter 6-630mm
Iron Content 55.69%
Chromium Content 20%
Nickel Content 18%
Molybdenum Content 6.1%
Nitrogen Content 0.20%
Carbon Content 0.010%
Tensile Strength 680 MPa
Yield Strength 300 MPa
Elongation at Break 50%
Hardness Brinell 210
Certification ISO, AISI, ASTM

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  1. Product Details
  2. Company Details

Product Specification

Model NO. S31254/1.4547/254smo Shape Round
Technique Cold Rolled Surface Treatment Bright
Outer Diameter 6-630mm Iron Content 55.69%
Chromium Content 20% Nickel Content 18%
Molybdenum Content 6.1% Nitrogen Content 0.20%
Carbon Content 0.010% Tensile Strength 680 MPa
Yield Strength 300 MPa Elongation at Break 50%
Hardness Brinell 210 Certification ISO, AISI, ASTM
High Light Cold Rolled Seamless Steel PipeCorrosion Resistant Stainless Steel Seamless TubeHigh Molybdenum Content 254SMo Pipe
UNS S31254 / 1.4547 / 254SMO Seamless Steel Pipe
254SMo is an austenitic stainless steel specifically developed for use in halide-containing environments such as seawater. This steel demonstrates superior performance particularly in halide-containing acids and offers excellent resistance to uniform corrosion. With carbon content below 0.02%, it is classified as pure austenitic stainless steel, and when carbon content is under 0.01%, it qualifies as super austenitic stainless steel.
Key Features of Inox 254SMo
As a super stainless steel, 254SMo represents a high-alloy stainless steel containing elevated levels of nickel, chromium, and molybdenum. The 6% molybdenum content provides exceptional local corrosion resistance, making it particularly effective against pitting corrosion (PI ≥ 40) and stress corrosion in demanding conditions like seawater, aeration, gaps, and low-speed scouring. This performance makes 254SMo a viable alternative to nickel-based alloys and titanium alloys.
The steel exhibits superior high-temperature resistance and corrosion performance compared to standard 304 stainless steel. Its stable austenitic metallurgical structure ensures reliable performance across various applications.
Extensive field testing confirms 254SMo maintains high crevice corrosion resistance in seawater, even at elevated temperatures—a characteristic shared by only a few stainless steel types. In acidic solutions and oxidizing halide environments typical of paper bleaching processes, 254SMo demonstrates corrosion resistance comparable to the most advanced nickel-based alloys and titanium alloys.
The high nitrogen content contributes to enhanced mechanical strength relative to other austenitic stainless steels, while maintaining excellent ductility, impact strength, and weldability. The elevated molybdenum content results in higher oxidation rates during annealing, producing a slightly rougher surface after pickling compared to conventional stainless steels, though this does not compromise corrosion resistance.
Technical Specifications
Material Standards
Standard UNS Werkstoff Nr. EN SS AFNOR
254 SMO S31254 1.4529 X1CrNiMoCuN20-18-7 2378* Z1 CNDU 20.18.06AZ*
Chemical Composition
Element Content (%)
Iron, Fe55.69
Chromium, Cr20
Nickel, Ni18
Molybdenum, Mo6.1
Nitrogen, N0.20
Carbon, C0.010
Mechanical Properties
Properties Metric Imperial
Tensile strength680 MPa98600 psi
Yield strength300 MPa43500 psi
Modulus of elasticity195 GPa28300 ksi
Shear modulus75 GPa10900 ksi
Poisson's ratio0.300.30
Elongation at break50 %50 %
Hardness, Brinell210210
Application Areas
  • Ocean: Marine structures in sea environments, seawater desalination, marine aquaculture, seawater heat exchange
  • Environmental Protection: Flue gas desulfurization for thermal power generation, wastewater treatment
  • Energy: Nuclear power generation, comprehensive coal utilization, ocean wave power generation
  • Petrochemical Industry: Refining operations, chemical processing equipment
  • Food Industry: Salt production, soy sauce brewing processes
  • High Chloride Environments: Paper industry applications, various bleaching systems
  • Other specialized industrial applications
Product Images
254SMO stainless steel pipe close-up showing surface finish and material texture 254SMO seamless steel pipe cross-section and dimensional details 254SMO pipe industrial application in corrosive environment 254SMO stainless steel pipe manufacturing quality and precision
Material Designations
Grade 254SMo, Type 254SMo, Inox 254SMo, AISI 254SMo, SUS 254SMo, 1.4547, UNS S31254, Acero 254SMo

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2012

  • Total Annual:

    500,000,000-800,000,000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Company Overview : The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h... Company Overview : The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h...

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  • TSING SHAN STEEL INDUSTRIAL LIMITED
  • NO.288,Youyi Road Xi Shan Dristrict , Wuxi, Jiangsu, China
  • https://www.316lsheet.com/

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