W310 Special

W310 Special Tool Die Steels to SAE J 437 (1970)

W310 Special - Specification & Application

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

Tool and die steels

Chemical composition(wt.%) of W310 Special grade: to SAE J 437 (1970)

Elements Min.（≥） Max.（≤） Similar Remarks
C 0.95 1.10
Si 0.10 0.40
Mn 0.10 0.40
Cr - -
V 0.35 0.50

W310 Special - Detail

Tool and die steels

Mechanical properties of grade W310 Special SAE J 437 (1970)

Proof strength
Rp0.2 (MPa)		 Tensile strength
Rm (MPa)		 Impact energy
KV (J)		 Elongation at fracture
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
684 (≥) 847 (≥) 33 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical properties of grade W310 Special SAE J 437 (1970)

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm		 Modulus of elasticity
kN/mm2		 Expansion rate
257 (≥) 274 (≥) 13 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 434
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
164 316 362

Equivalent Grade

1 W310 Commerial 2 W310 Standard 3 W310 Extra 4 W310 Special

Equivalent Products

Product shapes we supply:

We can customize the production of W310 Special grade, contact us for the best solution.
–sales@specificsteel.com