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GB 65Application:China structural steel and alloy steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy GB 65GBTChina

Chemical composition%of the ladle analysis of gradeGB 65

C(％)Si(％)Mn(％)P(％)S(％)Cr(％)Ni(％)
0.62-0.700.17-0.370.50-0.800.0350.035Max 0.25Max 0.25
65
Mechanical properties of gradeGB 65
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)
559(≥)627(≥)223434Solution and Aging,Annealing,Ausaging,Q+T,etc424
Physical properties of gradeGB 65
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
715(≥)624(≥)313431Solution and Aging,Annealing,Ausaging,Q+T,etc424
Temp.
°C/°F		Creep strain limit
(10000h)
(Rp1,0)N/mm2		Creep rupture strength
(10000h)
(Rp1,0)N/mm2
111521125
GB 65Range 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
316LNGBTChina
Chemical compositions of SAE wrought stainless steels
A 167 Type 316LNGBTChina
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 182 F 316LNGBTChina
Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
A 213 TP316LNGBTChina
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 Type 316LNGBTChina
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 TP316LNGBTChina
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 269 TP316LNGBTChina
Seamless and Welded Austenitic Stainless Steel Tubing for General Service
A 276 316LNGBTChina
Stainless Steel Bars and Shapes
A 312 TP316LNGBTChina
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 336 Grade F316LNGBTChina
Alloy Steel Forgings for Pressure and High-Temperature Parts
A 358 316LNGBTChina
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 376 TP316LNGBTChina
Seamless Austenitic Steel Pipe for High-Temperature Central-Station Service
A 403 CR316LNGBTChina
Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
A 403 WP 316LNGBTChina
Intended for pressure piping applications.
A 479 316LNGBTChina
Austenitic Grades
A 688 Grade TP 316LNGBTChina
Welded Austenitic Stainless Steel Feedwater Heater Tubes
A 813 Grade TP 316LNGBTChina
Steel pipe intended for high-temperature and general corrosive service.
A 814 Grade TP 316LNGBTChina
Cold-Worked Welded Austenitic Stainless Steel Pipe
A 943 TP316LNGBTChina
Spray-Formed Seamless Austenitic Stainless Steel Pipes
A 955 316LN Grade 280GBTChina
Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement

Relevant products

GB 65 Steel Stock

Steel gradeDimensionShapeUnitQuantityDelivery stateQuery
Cr12MoV12-160(T)*310-610(W)*LPlate or SheetTons12.38Hot-Rolled+Annealed+blackEnquiry
1.260112-160(T)*310-610(W)*LPlate or SheetTons11.22Hot-Rolled+Annealed+blackEnquiry

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