• Dished and Flanged Heads5
  • Dished and Flanged Heads5

stainless steel carbon steel elliptical dished head end cap

stainless steel carbon steel elliptical dished head end cap


stainless steel carbon steel elliptical dished head end cap

 

1. We own Asian unique production line which can make diameter of 12m heads .Besides we manufacture A3 head with high quality and competitive prices.

2. Standard:ISO9001:2008;GB/T25198-2010

3. Testing : non-destructive(UT,RT,MT,PT)
carbon sulphur analysis instrument
non-contact type temperature measuring apparatus
WE-60type omnipotent testing machine
examine the thickness appearance

4. Forming method:cold and hot pressing,cold and hot spinning,hot formed,punching

5. License:Manufacture License of Special Equipment People’s Republic of China(A3 Head)

6. Application:Our different material and specification heads can be used in many fileds,such as petroleum,chemical industry,boiler,pressure vessels,railway transportation,metal structure,water supply facilities and aerospace engineering,etc.

7. Head’s gradient as follows:
DN
Straight edge
gradient
Tolerance of total depth(height)
DN≤2000mm
h=25mm
outer:1.5mm inner:1.0mm
(-0.2~+0.6)%DN
DN≥2000mm
h=40mm
outer:2.5mm inner:1.5mm
(-0.2~+0.6)%DN
others

outer:6%h&≤5 inner:4%h&≤3
(-0.2~+0.6)%DN

8.Tolerance of groove angle and groove dimension ,groove surface roughness as follows:
Items
Tolerance
groove angle
±2.5°
groove dimension
±1mm
groove surface roughness
no cracks,delamination,inclusions and other defects

9.Material:mild steel,low alloy steel,carbon steel,stainless steel,clad plate

Type code name: EH
Use shape parameter frequently: Di/(2hi)=2
Symbol explanation: Di – Head internal diameter
H – straight side altitude
The hi – altitude of curved surface
The II – Head degree of height overall
δ n – Head nominal thickness
May processing scope: Di 159 – 7500mm



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