4Cr13 die steel 4cr13h stainless steel | 40cr13 plate | 40cr13h round ba

  Supply 4Cr13 die steel | stainless steel | plate | round bar 4Cr13 die steel | 4cr13h stainless steel | 40cr13 plate | 40cr13h round bar
4Cr13 domestic stainless die steel
  Characteristics and scope of application:
  Used as hot oil pump, valve plate, valve bearing, medical equipment, spring and other parts with high hardness and high wear resistance

Chemical composition:
  Carbon C ： 0
36～0
45
  Silicon Si：≤ zero point six zero
  Manganese Mn：≤ zero point eight zero
  Sulfur S ：& le; zero point zero three zero
  Phosphorus P ：& le; zero point zero three five
  Chromium Cr：12
00～14
00
  Nickel Ni: allowed to contain & le; zero point six zero
Mechanical properties of 4Cr13 domestic stainless die steel and die steel:
  Hardness : Annealing, & le; 201HB; Quenching and tempering, & Ge; 50HV
Heat treatment specification and metallographic structure:
  Heat treatment specification: 1) annealing, slow cooling at 800 ~ 900 ℃ or fast cooling at about 750 ℃; 2) Quenching, 1050 ~ 1100 ℃ oil cooling; 3) Tempering, rapid cooling at 200 ~ 300 ℃

  Metallographic structure: the structure is characterized by martensite