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W108 Special


W108 Special material is SAE SAE J 437 (1970) Selection and heat treatment of tool and die steels SAE SAE J 438 (1970) Tool and die steels Tool and die steels.

Chemical composition of W108 Special, W108 Special mechanical properties, W108 Special datasheet, W108 Special equivalent grade, Heat treatment and temperature process of W108 Special.


W108 Special property sheet

W108 Special Spec.

SAE SAE J 437 (1970)
Selection and heat treatment of tool and die steels
SAE SAE J 438 (1970)
Tool and die steels

Chemical Composition of W108 Special

C: 0.70 0.85
Si: 0.10 0.40
Mn: 0.10 0.40
Cr: Max Min
V: Max Min

Mechanical Properties of W108 Special

Rp0.2 (MPa) 636 (≥)
Rm (MPa) 288 (≥)
AKV (J) 34
A (%) 24
Z (%) 13
Hardness HBW 423

W108 Special shape and dimensions

W108 Special Round bar: 1mm-800mm
W108 Special Square bar: 10mm * 10mm-600mm *600mm
W108 Special Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
W108 Special Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
W108 Special Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
W108 Special Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes