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15CrApplication:China structural steel and alloy steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 15CrGBTChina

Chemical composition%of the ladle analysis of grade15Cr

C(%)Si(%)Mn(%)Cr(%)
0.12-0.180.17-0.370.40-0.700.70-1.00
15Cr
Mechanical properties of grade15Cr
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 ConditionBrinell hardness(HBW)
351(≥)153(≥)434114Solution and Aging,Annealing,Ausaging,Q+T,etc143
Physical properties of grade15Cr
PropertyDensity
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
192(≥)773(≥)321233Solution and Aging,Annealing,Ausaging,Q+T,etc222
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
183886915
15CrRange of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
X15Cr13GBTChina
Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
1.4024GBTChina
Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
X15CrNiSi20-12GBTChina
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4828GBTChina
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X15CrNiSi25-4GBTChina
Heat resisting steels and nickel alloys
1.4821GBTChina
Heat resisting steels and nickel alloys
X15CrNiSi25-21GBTChina
Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
1.4841GBTChina
Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
X15CrMo5-1GBTChina
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
1.7390GBTChina
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
X15CrN26GBTChina
Heat-resistant steels
X15CrNiSi20-12GBTChina
Heat-resistant steels
X15CrNiSi25-21GBTChina
Heat-resistant steels
115CrV3GBTChina
Tool Steels; Technical Conditions of Delivery
15CDV6 Air 9160/CGBTChina
wrought steels used in aeronautical constructions

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