Rolled Flanges Rolled Rings Types & Connections Flange forging Industrial Flange

Brand Name:Guangda
Certification:DNV, BV, Rina, ISO, GL, ABS, LR ,CCS ,PED
Delivery Time:15-45 work days
Payment Terms:D/P, L/C, D/A, T/T
Place of Origin:Jiangsu China
Product name:Large Ring Gear Blank
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Address: Langanqiao Development Zone, Fenghuang Town, Zhangjiagang City, Jiangsu Province, 215614, P.R. China.
Supplier`s last login times: within 34 hours
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Rolled Flanges Rolled Rings Types & Connections Flange Forging Industrial Flange


Forged flanges are used as fittings to form a piping network for cylinders, valves, pumps and other equipment. Forged flanges combine two separate machinery parts together. They can be an extension to a structure in order to make the object stronger.


Forged flanges Specification

ApplicationForged flanges
Diameterφ150mm-63000mm
SmeltingEAF+LF+VD
UTSEP1921,EN10228-3 C/c D/d
Heat treatmentNormalized , queching and tempering ,stress relief (if needed )+others
Delivery conditionRough ,Semi-finished ,finished
StandardEN10250,EN10083,SEW550 etc.
Equiment5000T pressing machine




Forged flanges Material we could provide

TypeMaterial
Carbon steelC15,C22,C25,C30,C35,C40,C45,C50,C55,C60,S355J2G3 etc.
Alloy steel

25CrMo4, 42CrMo(S)4, AISI4130, AISI4140, AISI4150, 34CrNiMo6,
30CrNiMo8, 31CrMoV9, 20MnCr5, 20CrMnMoH
18CrNiMo7-6, 16MnCr(S)5, 20MnCr(S)5, 51CrV4 etc.

Stainless steel630 17-4PH,630 17-7PH, 632 15-7MoPH,XM12 15-5PH,2205,2507,F55,2205 etc.
Tool and die steelH11-1.2343,H13-1.2344, 1.2738,1.2718 ,1.2343, 1.2312 ,XPM , NAK80, DVA etc.
Special steelGH2132, GH3030, GH3128, GH4145 ,GH4169 ,GH4080 ,Inconel600 ,
Inconel601 ,Inconel625 ,Inconel718 N07718 / GH4169, Inconlex - 750, Incoloy800H,Incoloy825,Incoloy901,Incoloy925,Incoloy926 etc.




Forged flanges Test

  • Chemical composition
  • Hardenability
  • Reduction ratio
  • Heat treatment process
  • Grain size and microstructure
  • Cleanliness
  • Hardness test
  • Mechanical test
  • UT


Forged flanges about Guagnda

Company typeScience and Technology innovation board listed company.
Stock code :688186
Completed supply chainGuangda is an leading and integrated steel manufacturer from smelting, forging, heat treatment to precision smart manufacturing .
ShapeRing, Shaft, disc, round plate, Dysplasia forgings etc.
SmeltingSmelting capacity 500,000.00 ton/year . With own smeliting line of carbon steel,stainless steel, alloy steel and special steel .
Annual capacity for the forgingsForging capacity 300,000.00 ton/year . With own professinal forging press machines 5000ton,4500ton,4000ton,3600ton,2000ton,1000ton and ring rolling mill machines and could manufacture the forging blank ourselves.



Forged flanges manufacture capacity

Max length/Diameter12m
Max weight60T
MachiningTurning, milling, boring ,grinding, finished machining, gear shaping ,gear hobbing, gear grinding capability.
Heat treatmentNormalizing, QT, Soft annealed, Stress relieved, annealing, carburizing, Isothermally annealed, nitriding with complete heat treatment capacity
Surface treatmentHigh-pressure cleaning, sand blasting and thermal spraying. Complete surface treatment capability.
QC CertificatePED,DNV, BV, Rina, ISO, GL, ABS, LR etc.











Rolled Flanges
Flange Forging
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China Rolled Flanges Rolled Rings Types & Connections Flange forging Industrial Flange supplier

Rolled Flanges Rolled Rings Types & Connections Flange forging Industrial Flange

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