Name: 303 stainless steel rod
Applications: petroleum, electronics, chemical, pharmaceutical, textile, food, machinery, construction, nuclear power, aerospace, military and other industries! Quality Management: ISO9001: 2000 quality management system certification, and production licenses! 303 respectively containing sulfur and selenium-cutting stainless steel, the main requirements for cutting and high tables Guanghao occasions. 303 stainless steel to improve machinability and high temperature bonding properties. Ideal for automatic lathes. Bolts and nuts. Type 303 austenitic stainless steel is wear-resistant acid-cutting stainless steel, the steel to improve performance, add in the steel of not more than 0.60% molybdenum, can be resistant to erosion, product cutting resistance and good fire. Resistance erosion of .303 stainless steel mechanical properties after annealing to stress, tensile strength 515MPa, yield 205MPa, elongation 40%. 303 stainless steel standard hardness HRB 90-100, HRC 20-25, Note: HRB100 = HRC20

  Chemical Composition (%):
C: ≤ 0.15
  Si: ≤ 1.00
Mn: ≤ 2.00
  P: ≤ 0.20
  S: ≥ 0.15
  Cr :17.00-19 .00
  Ni :8.00-10 .00

      ● Mechanical Properties:
Tensile strength σb (MPa): ≥ 520
  Conditions yield strength σ0.2 (MPa): ≥ 205
  Elongation δ5 (%): ≥ 40
  Reduction of area ψ (%): ≥ 50
  Hardness: ≤ 187HB; ≤ 90HRB; ≤ 200HV
  ● Heat treatment and microstructure specifications:
  Standard heat treatment: solution 1010 ~ 1150 ℃ fast-cooling.
  Microstructure: Organizing for the austenitic type.
  ● Delivery status: normal to heat treatment delivery, the treatment types specified in the contract; not indicated, according to the heat treatment state of delivery.