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Chemical composition % of the ladle analysis of grade у9-1

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.85-0.94 0.17-0.33 0.17-0.33 ≤0.030 ≤0.028 ≤0.20 ≤0.25 0.25
Mechanical properties of grade у9-1
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)
159 (≥) 373 (≥) 12 32 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 244
Physical properties of grade у9-1
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
332 (≥) 365 (≥) 22 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 421
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
689 788 632
у9-1 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
X2CrNi19-11
Stainless steels - Technical delivery conditions for drawn wire
1.4306
Stainless steels - Technical delivery conditions for drawn wire
X2CrNi19-11
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4306
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X6CrNiSiNCe19-10
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4818
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X2CrNi19-11
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4306
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Z3CND19-14Az
Steel tubes - Welded austenitic stainless and austenitic ferritic steel rolled tubes for pressure service - Dimensions, technical conditions for delivery
Z3CND19-15-04
Steel tubes - Welded austenitic stainless and austenitic ferritic steel rolled tubes for pressure service - Dimensions, technical conditions for delivery
Z3CN19-11
Iron and steel. Stainless steel for general purposes. Semi- finished products, bars and wire rod
Z3CN19-11FF
Iron and steel. Stainless steel wire rods for cold forming
Z4CN19-10FF
Iron and steel. Stainless steel wire rods for cold forming
Z4CN19-10
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
Z4CN19-10FF
Iron and steel. Stainless steel wire rods for cold forming
X2CrNi19-11
Stainless steels - Chemical composition
X2CrNiMo19-14-4
Stainless steels - Chemical composition
X50CrMoW9-1-1
Alloyed CrMoW steel
X10CrMoVNb9-1
Alloy special martensitic creep-resisting steel
1.7380
Alloy special steel

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