Flat Bottom

The Flat heads are customized manufactured by customer requirements. Please provide the exactly specifications if you are approached us for manufacture these flat heads
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We manufacture flat heads from 11.8 inch up to 240inch in diameter, in thicknesses from 0.15inch to 16inch. Material from carbon, stainless steel and stainless clad.



 

Technical Data

Technical explanations

KR = 30-50mm 
or per request
SF = ~20-30mm 
or per request

D0 = external head diameter
Di = internal head diameter
CR = crown radius
KR = knuckle radius
SF = straight flange height
DH = depth of dishing
THi = total internal head height
t = wall thickness  
   



 

Formed Processing

  Welding
Processing

Head Types

Diameter

Thickness

Material

Heat
Treatment

Testing
&Inspection

Partial Data Report

Cold Formed

Hot Formed

Automatic Submerged
Arc

Gas Shielded

DC Arc welding

Argon arc

Conical bottoms

Flat bottoms

11.8 to 280 inch
 
(each piece)

0.15 to 16
inch

Carbon Steel

Stainless Steel

Stainless-Clad

Duplex Stainless

Alloy

Low alloy steel

………

Normalizing

Annealing

Quenching

Tempering

Solid Solution

PWHT

Ultrasonic test

Penetrant test

Radiographic test

Magnetic test

PMI

Physicochemical
test

Sand Blasting

Acid-pickling

Painting based on requirements

Application Industries

Production Equipment

Chemical Industry

New Energy

Aerospace

Military 

Nuclear Power Plant

Petroleum and petrochemical Industry

Boilers

Pressure Vessel

Food Machinery Industry

39,000 Tons capability Press machine

1000 to 8000 Tons capability press machines

Gas heating furnaces with Width from 87 to 300inch and Length from 98 to 300 inch

Edge Folding Machines with capability from 240 to 395 inch

Testing & Inspection and Welding Auxiliary devices

………

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