Cast Grade

Cast UNS: J93402

Cast Grade: CH20

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

Wrought UNS: S30900

Wrought Grade: 309

Cr: 22.0 - 26.0

Fe: Bal

Mn: 1.50 max

Ni: 12.0 - 15.0

Si: 2.00 max

C Max: 0.20

Brinell Typical: 163

Tensile, ksi: 70

Tensile, MPa: 485

Yield, ksi: 30

Yield, MPa: 205

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