508mm API steel welded pipe making machine/pipe making equpiment

Specifications

Commodity:Pipe making equpiment
It is designed to produce welded pipes of OD:219mm-508mm
wall thickness:6mm-18mm

 Commodity:Pipe making equpiment

 

I. 508mm welded pipe production line is designed to produce welded pipes of 219mm-508mm in OD and 6mm-18mm in wall thickness, as well as corresponding square and rectangle tube.

 

II. Basic Technical Information:

1.Specification of pipes

Pipe OD: 219mm-508mm                  Thickness: 6mm-18mm

Square & rectangle tube: 170mm*170mm-400mm*400mm,

Thickness: 6.0mm-15mm

Length: 6 -12m                         Length Tolerance:  ±3mm

2.Raw Material:

Material: HR & CR Carbon steel coil(GB Q195∼Q345 / API∼X80)

3. Tube mill

Production Speed : 10-30 m/min  

 

III. The technical flow of the production line

Uncoiling→Flattening→Shearing & Butt welding→Cage looping (Accumulating)→Strip →Trimming→Forming→HFwelding→Removing burrs (inside & outside)→IF annealing→Air & Water cooling→Sizing→Pipe UT→Cutting off→Flattening test→End facing→Hydrostatic test→Conveying →Downloading →Appearance→MarkingPacking →Warehousing

 

IV. Makeup of tube mill line

1. Double-reel Mechanical Uncoiler  

2. Shear & Butt Welder

3. Cage Loop (Accumulator)

4. Tube mill

5. Solid State H.F. welder

6. NC Flying Saw

7. Output Rollway

8. Rollers