X10CrMoVNb9-1

X10CrMoVNb9-1 Stainless Steels to EN 10302: 2008

X10CrMoVNb9-1 - Specification & Application

• EN 10302: 2008 - Creep resisting steels, nickel and cobalt alloys
• EN 10028-2: 2009 - Flat products made of steels for pressure purposes. Non-alloy and alloy steels with specified elevated temperature properties
• 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
• EN 10253-2: 2007 - Butt-welding pipe fittings. Non alloy and ferritic alloy steels with specific inspection requirements
• EN 10088-1: 2005 - Stainless steels. List of stainless steels

Alloy special martensitic creep-resisting steel

Chemical composition(wt.%) of X10CrMoVNb9-1 grade: to EN 10302: 2008

X10CrMoVNb9-1 - Detail

X10CrMoVNb9-1

Mechanical properties of grade X10CrMoVNb9-1 EN 10302: 2008

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)
738 (≥)	972 (≥)	33	23	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	142

Physical properties of grade X10CrMoVNb9-1 EN 10302: 2008

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
357 (≥)	634 (≥)	44	32	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	123
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
227	823	412