Cast Grade

Cast UNS: J94202

Cast Grade: CK20

Cast ASTM: A351, CH20 (CENT, INVEST, SAND)

Wrought UNS: S31000

Wrought Grade: 310

Cr: 23.0 - 27.0

Fe: Bal

Mn: 1.50 max

Ni: 19.0 - 22.0

Si: 1.75 max

C Max: 0.20

Brinell Typical: 179

Tensile, ksi: 65

Tensile, MPa: 450

Yield, ksi: 28

Yield, MPa: 195

Elongation %: 30

Heat Treatment: Solution Annealed

• 
  Metal industrial valves
• 
  Stainless steel casting and CNC turn
• 
  Carbon steel casting and CNC machini
• 
  Pipe coupling high precision
• 
  Investment castings
• 
  Power machine investment casting
• 
  Stainless steel high precision pipe
• 
  Customerized stainless steel bend

• Water Glass Casting Process
• Silica Sol Casting Process

• Auto spare parts
• Hardware parts
• Railway parts
• Valves parts
• Engineering machinery parts
• Aerospace parts