1.7715

1.7715 Stainless Steels to EN 10222-2: 2000

1.7715 - Specification & Application

  • EN 10222-2: 2000 - Steel forgings for pressure purposes. Ferritic and martensitic steels with specified elevated temperature properties
  • EN 10216-2: 2014 - Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy and alloy steel tubes with specified elevated temperature properties

Alloy special steel

Chemical composition(wt.%) of 1.7715 grade: to EN 10222-2: 2000

Elements Min.（≥） Max.（≤） Similar Remarks
C 0.10 0.18
Si - 0.4
Mn 0.4 0.7
P - 0.025
S - 0.015
Cr 0.3 0.6
Mo 0.50 0.70
V 0.22 0.28
Al - 0.02
Sn - 0.025

1.7715 - Detail

1.7715

Mechanical properties of grade 1.7715 EN 10222-2: 2000

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)
477 (≥) 471 (≥) 13 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical properties of grade 1.7715 EN 10222-2: 2000

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
915 (≥) 794 (≥) 11 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 311
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
799 365 259

Equivalent Grade

1 EN 14MoV6-3 2 1.7715 3 14MoV6-3

Equivalent Products

Product shapes we supply:

We can customize the production of 1.7715 grade, contact us for the best solution.
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