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1.7709


1.7709 material is EN EN 10269-1999 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties high temperature boiler steels for energy industries.

Chemical composition of 1.7709, 1.7709 mechanical properties, 1.7709 datasheet, 1.7709 equivalent grade, Heat treatment and temperature process of 1.7709.


1.7709 property sheet

1.7709 Spec.

EN EN 10269-1999
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical Composition of 1.7709

C: 0.17 0.25
Mn: 0.40 0.80
Si: Max 0.40
P: Max 0.030
S: Max 0.030
Cr: 1.20 1.50
Ni: Max 0.60
Mo: 0.55 0.80
V: 0.25 0.35
Al: Max 0.03

Mechanical Properties of 1.7709

Rp0.2 (MPa) 635 (≥)
Rm (MPa) 383 (≥)
AKV (J) 13
A (%) 43
Z (%) 34
Hardness HBW 242

1.7709 shape and dimensions

1.7709 Round bar: 1mm-800mm
1.7709 Square bar: 10mm * 10mm-600mm *600mm
1.7709 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
1.7709 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
1.7709 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
1.7709 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

1.7709 Relevant products

21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings

21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings

Tensile strength, Rm = 700 - 850 MPa Yield point, Re...