304 Stainless Steel Clad Plate

304 stainless steel clad plate is a composite material with a 304 austenitic stainless steel top layer and a carbon steel base layer, combining the corrosion resistance of stainless steel with the high strength and low cost of carbon steel.

Reduce material costs by 30% – 60% without compromising 304 corrosion resistance,is greater alternative for pressure vessels, chemical tanks, and heat exchangers.

 

Product Description

304 stainless steel clad plate combines high-performance 304 stainless steel with high-strength carbon steel (Q235,Q355,etc), ensuring full surface corrosion resistance in contact with the medium. In contrast, the carbon steel layer carries the structural load.

304 stainless steel clad plate combines high-performance 304 stainless steel with high-strength carbon steel (Q235,Q355,etc), ensuring full surface corrosion resistance in contact with the medium. In contrast, the carbon steel layer carries the structural load.

304 Stainless Steel Clad Plate Specification

StandardsGB/T8165-2008, ASTM A263, A264, ASME SA-263,etc
MaterialsSingle-sided: Q 235 + SUS 304
Double-sided: SUS 304 +Q 235 + SUS304
Base plates: Q235,Q355 — Q690, Q245R, Q355R, Q355QL
Cladding plates: SUS 304,304L
SizeSingle-sided hot-rolled coil plates: 4-16*1530*L; 6- 16*1850*L; 6- 16*2050*L
Double-sided hot-rolled coil plates: 4- 16*1530*L; 6- 16*1850*L; 6- 16*2050*L
Cold-rolled coil plates: 0.8- 1.5*1250- 1530*L
Lengths: Up to 12000 mm
Delivery options

Hot-rolled black surface, leveled, mirror-polished

(whole surface or partial film-covered)

We supply 304 Clad Steel Plate according to GB/T 8165, ASTM A263, and ASME SA263 standards, with shear strength between 320-450MPa, custom thickness ratios and special sizes are available upon request.

Stainless Steel Composite Plate

Advantages of 304 Stainless Clad Plate

Significant Cost Savings

For a 20 mm-thick pressure vessel, using stainless clad plate can save approximately 45% in material costs compared to pure 304 stainless steel. The structural strength is entirely provided by the carbon steel substrate, offering superior performance.

Superior Structural Strength

The carbon steel base (Q345R/Q235B) provides higher mechanical strength and better weldability for heavy-duty structural applications.

Metallurgical Bonding

Not a coating. Our explosive or roll-bonding process ensures an inseparable bond that withstands high pressure and extreme thermal cycling. Shear strength ≥210 MPa (far exceeding the 140 MPa requirement of the ASTM A263 standard).

Excellent Corrosion Resistance

304 stainless steel surface layer provides superior resistance to oxidation, acids, alkalis, and salt spray, allowing for long-term use in most chemical media and marine environments without rusting. Its corrosion resistance is similar to pure stainless steel sheets.

Flexible Customization and Services

JBLSTEEL can tailor the thickness ratio, bonding method, surface finish, and size based on the customer’s drawing or application requirements. We also offer processing services such as cutting to size, slitting, drilling, and bending.

Application

304 stainless clad plate is widely used in equipment and structural components that require high corrosion resistance and high strength.

  • Pressure Vessels/Heat Exchangers
  • Chemical/Petrochemical Equipment
  • Shipbuilding/Offshore Engineering
  • Power/Nuclear Power Equipment
  • Steel Structures for Construction
  • Food and Pharmaceutical Equipment

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