17NiCrMo6-4 steel round bar is a kind of alloy steel round bar under EN10084:2008 standard. KUNFENG can produce all sizes of 17NiCrMo6-4 forged steel round bar. And the material number for 17NiCrMo6-4 is 1.6566.
17NiCrMo6-4 17NiCrMo6-4 steel round bar specification:
DIA 80-1200mm(forged round bar), 80-1200mm(square bar) Length 3-16 meters
17NiCrMo6-4 heat treatment: Quenching, Annealing, Normalizing and Tempering.
17NiCrMo6-4 tolerance: 0-+3mm(DIA), 0-+10mm(Length)
17NiCrMo6-4 Chemical composition %:
Grade | Chemical composition %: | |||||||
C | Si | Mn | S | P | Mo | Ni | Cr | |
17NiCrMo6-4 | 0.14-0.20 | ≤0.4 | 0.6-0.9 | ≤0.035 | ≤0.025 | 0.15-0.25 | 1.2-1.5 | 0.8-1.1 |
Permissible deviation | ± 0.02 | ± 0.03 | ± 0.04 | ± 0.005 | ± 0.005 | ± 0.03 | ± 0.05 | ± 0.05 |
On request, 17NiCrMo6-4 may be supplied with addition of lead(Pb) 0.15-0.35% or sulphur(S) up to 0.10%.
17NiCrMo6-4 steel round bar Mechanical Properties:
Treated for cold shearability, +S | max. 255 HB |
Soft annealed, +A | max. 229 HB |
Treated for strength, +TH | 179 - 229 HB |
Treated for ferrite and pearlite structure and hardness range,+FP | 149 - 201 HB |
After hardening and tempering at 200°C for 17NiCrMo6-4:
Grade | Diameter d [mm] | d <= 16 | 16 <d <= 40 | 40 <d <= 100 |
17NiCrMo6-4 | Tensile strength Rm [N/mm²] | min. 1200 | min. 1000 | min. 900 |
Our company, KUNFENG can produce all sizes of 17NiCrMo6-4 forged steel round bar, 17NiCrMo6-4 forged square bar, 17NiCrMo6-4 forged shafts and 17NiCrMo6-4 forged blocks. And if there is any steel products you need, please contact us. we shall do our best to reply you as soon as possible.