EN DIN Standard 41CrAlMo7 Alloy Steel Round Bar Diameter 10 - 350mm SCM645 Alloy

Products Specification

Regular Standard Size of our Round Bar in Stock

EN 1.8509 (41CrAlMo7-10) Nitriding Steel

Alloy Composition of 41CrAlMi7 / 1.8509 Alloy Steel

Mechanical properties of 41CrAlMo7-10, 1.8509 according to EN 10085

• Annealed condition +A - Hardness: <248 HB
• Heat-treated condition +QT:
  • dimensions 16 - 40mm:
    • Tensile strength, Rm: 950 - 1150 MPa
    • Yield strength, Rp0,2: >750 MPa
    • Elongation, A: >11%
    • Impact resistance, KV: >25J
  • dimensions 40 - 100mm:
    • Tensile strength, Rm: 900 - 1100 MPa
    • Yield strength, Rp0,2: >720 MPa
    • Elongation, A: >13%
    • Impact resistance, KV: >25J
  • dimensions 100 - 160mm:
    • Tensile strength, Rm: 850 - 1050 MPa
    • Yield strength, Rp0,2: >670 MPa
    • Elongation, A: >14%
    • Impact resistance, KV: >30J
  • dimensions 160 - 250mm:
    • Tensile strength, Rm: 800 - 1000 MPa
    • Yield strength, Rp0,2: >625 MPa
    • Elongation, A: >15%
    • Impact resistance, KV: >30J
• Surface hardness after nitriding - HV1: 950

41CrAlMo7 Application:

41CrAlMo7 Nitriding Steel is suited for applications that required excellent resistance to wear and abrasion. Typical applications include connecting rods, small extruders, valve stems, dies. It is widely used in the automotive, textile and general engineering industries. Suitable for applications requiring a resistance to wear, it is also suitable for other applications such as brick press plates, clutch plates, gudgeon, track and shackle pins.

Products Picture

Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe best-selling consumer market. Without our products among consumers enjoy a higher status, the company with a number of retailers and agents to establish a long-term stable cooperative relationship. Our distribution of stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe variety complete, reasonable price. The strength of the company, heavy credit, abide by the contract, ensure product quality, with a variety of management characteristics and the principle of small profits, to win the trust of our customers.