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254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications
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254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications
  • Name
  • Name
  • Name
  • Name
  • Name
  • Name

254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications

MOQ: 50
Price: 5.85
Details Information
Product Description
Detail Information
Certification
ISO, AISI, ASTM
Model NO.:
254 SMO
Shape:
Flat
Technique:
Cold Rolled
Surface Treatment:
Bright
Specification:
OD 6-630mm
Production Capacity:
50000kgs
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%
Highlight:

Corrosion Resistant 254 SMO Tubing

,

High Molybdenum Content S31254 Pipe

,

Seawater Applications Seamless Tube

Product Description
254 SMO Tubing & Pipe Overview
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 qualifies as pure austenitic stainless steel, and when carbon content is under 0.01%, it can be classified as super austenitic stainless steel.
Key Features of 254SMo Stainless Steel
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, including excellent resistance to pitting corrosion (PI ≥ 40) and stress corrosion in demanding conditions such as seawater, aeration, gaps, and low-speed scouring. This makes it a viable alternative to nickel-based alloys and titanium alloys.
Beyond its corrosion resistance, 254SMo offers superior high-temperature performance compared to standard 304 stainless steel. The stable austenitic metallurgical structure ensures reliable performance across various applications. Field testing confirms that 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 resistant nickel-based alloys and titanium. The high nitrogen content contributes to enhanced mechanical strength compared to other austenitic stainless steels, while maintaining high ductility, impact strength, and excellent weldability.
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
Applications
  • 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 devices
  • Other industrial applications requiring superior corrosion resistance
Material Designations
Grade 254SMo, Type 254SMo, Inox 254SMo, AISI 254SMo, SUS 254SMo, 1.4547, UNS S31254, Acero 254SMo
254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 0 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 1 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 2 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 3
Tags: 

DIN2391 Precision Seamless Steel Pipe,  

Cold Drawn Precision Seamless Steel Pipe,  

DIN2391 Hydraulic Precision Steel Pipe

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Products
PRODUCTS DETAILS
Products

Cold Rolled Stainless Steel Sheet

Hot Rolled Stainless Steel Plate

Stainless Steel Checkered Plate

Stainless Steel Strip Coil

Stainless Steel Welded Tube

Stainless Steel Seamless Tube

Stainless Steel Round Bar

Stainless Steel Angle Bar

Stainless Steel Flat Bar

Stainless Steel U Bar

Stainless Steel Square Bar

Stainless Steel Hex Bar

Duplex Stainless Steel

Hastelloy Alloy

Nickel Alloy

Monel Alloy

Nitronic Alloy

Incoloy Alloy

Inconel Alloy

Titanium Alloy

Copper Material

Aluminum Material
254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications
  • Name
  • Name
  • Name
  • Name
  • Name
  • Name
254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications
MOQ: 50
Price: 5.85
Detail Information
Product Description
Detail Information
Certification
ISO, AISI, ASTM
Model NO.:
254 SMO
Shape:
Flat
Technique:
Cold Rolled
Surface Treatment:
Bright
Specification:
OD 6-630mm
Production Capacity:
50000kgs
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%
Minimum Order Quantity:
50
Price:
5.85
Highlight

Corrosion Resistant 254 SMO Tubing

,

High Molybdenum Content S31254 Pipe

,

Seawater Applications Seamless Tube

Product Description
254 SMO Tubing & Pipe Overview
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 qualifies as pure austenitic stainless steel, and when carbon content is under 0.01%, it can be classified as super austenitic stainless steel.
Key Features of 254SMo Stainless Steel
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, including excellent resistance to pitting corrosion (PI ≥ 40) and stress corrosion in demanding conditions such as seawater, aeration, gaps, and low-speed scouring. This makes it a viable alternative to nickel-based alloys and titanium alloys.
Beyond its corrosion resistance, 254SMo offers superior high-temperature performance compared to standard 304 stainless steel. The stable austenitic metallurgical structure ensures reliable performance across various applications. Field testing confirms that 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 resistant nickel-based alloys and titanium. The high nitrogen content contributes to enhanced mechanical strength compared to other austenitic stainless steels, while maintaining high ductility, impact strength, and excellent weldability.
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
Applications
  • 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 devices
  • Other industrial applications requiring superior corrosion resistance
Material Designations
Grade 254SMo, Type 254SMo, Inox 254SMo, AISI 254SMo, SUS 254SMo, 1.4547, UNS S31254, Acero 254SMo
254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 0 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 1 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 2 254 SMO Tubing S31254 Pipe - Corrosion Resistant High Molybdenum Content Seamless Tube for Seawater Applications 3
Tags: 

DIN2391 Precision Seamless Steel Pipe,

Cold Drawn Precision Seamless Steel Pipe,

DIN2391 Hydraulic Precision Steel Pipe

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