Chemical Composition Element Content (wt. %) C ≤0.080 Si ≤1.50 Mn ≤2.00 P ≤0.045 S ≤0.030 Cr 24.0–26.0 Ni 19.0–22.0 Mo — N — Other Fe: Balance

Mechanical Properties Condition Tensile Strength Yield Strength (0.2%) Elongation Hardness Solution annealed ≥515 ≥205 ≥35 ≤217 HB / ≤95 HRB

Industrial furnaces Burner components Heat exchangers Petrochemical equipment Thermal processing systems High-temperature piping

Chemical Composition Element Content (wt. %) C ≤0.080 Si ≤1.50 Mn ≤2.00 P ≤0.045 S ≤0.030 Cr 24.0–26.0 Ni 19.0–22.0 Mo — N — Other Fe: Balance

Mechanical Properties Condition Tensile Strength Yield Strength (0.2%) Elongation Hardness Solution annealed ≥515 ≥205 ≥35 ≤217 HB / ≤95 HRB

Industrial furnaces Burner components Heat exchangers Petrochemical equipment Thermal processing systems High-temperature piping

310S Stainless Steel Square Tube

Grade: 310S/S31008

Size: 20mm*20mm*1mm-400mm*400mm*10mm

Standard: ASTM A312, ASTM A213 etc.

Surface: No.1(Pickling), Bright(Polished)

310S Stainless Steel Pipe is a high-alloy austenitic stainless steel with elevated chromium and nickel contents for excellent oxidation resistance and strong performance at high temperatures. The low-carbon 310S grade offers good weldability and resistance to thermal cycling. It is commonly used in furnace equipment, burners, heat exchangers, petrochemical plants, and high-temperature process piping exposed to demanding service conditions.

Chemical Composition