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812mm x 9.5mm Spiral Pipe Mill Line

Not Specified

Not Specified

Stock #

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Tube Diameter 812 millimeters
Max. Wall Thickness 905 millimeters

Equipped With

Pipe Size Range: Ø345 – Ø812mm

Feed Coil:
Width - 450mm – 935mm Thickness - max 9.5mm

Coil OD - max 1800

Coil ID - 760mm

Coil weight - max 11.5 tonnes

Steel grade - up to 350MPa @ 6.4x935mm (250MPa @9.5x935mm)


Welding Configuration: Single wire submerged arc internal and external. DC electrode positive via paired Lincoln DC 600 power supplies and Lincoln NA-35 DC controllers in ‘constant voltage’ (CV) mode.

Welding consumables: Lincoln 761 flux, Lincoln L61 wire in Ø2.4mm and Ø3.2mm.

Manufacturing standards: capable of producing pipe to NZS 4442, AS 1579 and API 5L PSL1.


Equipment list:

• Pipe mill from coil box to run out table

• 4x Lincoln DC 600 welders with 2x NA-35 controllers

• Submerged arc flux delivery and recovery system

• 1x Hypertherm Powermax 125 plasma cutter

• 1x Egmont Air JETCLEAN fume extraction unit

• Abus 20t/3.2t overhead gantry crane available for purchase separately.

Hydrostatic Tester

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