17CrNiMo6(1.6587)Alloy Steel: 1. Professional 2. High quality 3. Competitive price 17CrNiMo6(1.6587)  Alloy Steel:

Alloy tool steel 17crnimo6 Hot forged steel round bar.  

Chemical compostion:

C: 0.15-0.20;   Mn: 0.60-0.70;   Si: 0.20-0.35;   P<=0.015;   S<=0.010;   Cr: 1.60-1.80;   Mo: 0.25-0.35;  

Ni: 1.40-1.70;   Cu<=0.20;   Al: 0.020-0.050;   [H]<=2ppm;   [N]: 0.006-0.018;   [O]<=20ppm;  

Ca<=0.0015;   Ti<=0.0015;   Al/N: 2.0-3.5;   Sn<=0.030;   Sb<=0.005.

Delivery condtion: Hot forged+Annealed+Rough turned.

Length: 4.0m-5.8m

Size available: 

   Forged round bars: Dia. 12mm-600mm;

    Forged flat bars: Width:20mm~800mm;   Thickness: 20mm~300mm;    Forged rings: OD: up to 2500mm;

    Hot rolled sheet: Width: up to 2000mm; Thickness: up to 350mm

Manufacturing process: EAF+LF+VD

Surface Hardness<=229BHN, Ultrasonic test: Sep1921 Class D/d.

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Technical process: