Home»Grades > Special Alloy > GB 65
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)
845(≥)739(≥)324413Solution and Aging,Annealing,Ausaging,Q+T,etc322
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
539(≥)518(≥)133344Solution and Aging,Annealing,Ausaging,Q+T,etc432
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
443975355
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

Enquiry

Please enter the kg or metric tons.
Please be sure to fill in, in order to contact!
Please be sure to fill in, in order to contact!
Please fill in the Size, Quantity, Weight,, etc...

* Required fields