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325mm 12 Inch Round ERW Steel Tubing Mill

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325mm 12 Inch Round ERW Steel Tubing Mill

The proposed tube mill is a combination of equipment installed in a line for the production of High Frequency Induction Welded (HFIW) carbon steel tubes. The process involved is cold forming of carbon steel strip in circular shapes, longitudinal welding, sizing, converting into specified shape and cutting to pre determined length.

Product Detail

ERW325mm HF Steel Pipe Mill Supplier AISMACHINERY

Tube mill to production High Frequency Induction Welded (HFIW) carbon steel tubes. The process involved is cold forming of carbon steel strip in circular shapes, longitudinal welding, sizing, converting into specified shape and cutting to pre determined length. details welcome send email to know more.

1. LIST OF EQUIPMENT AND SCOPE OF SUPPLY

Equipment

Quantity

Note

Entry Section

▪Coil skid

▪Coil car

▪Uncoiler, Coil opener with hold down roll

▪Pinch roll with centering device (Seven roll Flattener)

▪ Automatic Shear & welder

▪Horizontal strip accumulator

2No.

1No.

Supplier

Mill section

▪Forming mill

1set

Supplier

Welding section

▪Seam guide roll stand, squeeze roll stand

▪Solid state H.F. induction welder GGp800KW

▪Outside bead scraping device

▪Water Cooling trough

1No.

Supplier

Sizing section

▪Sizing roll stand

▪Turk’s head stand

1Set.

1Set

Supplier

Exit section

▪Milling saw

▪Driven roller run out table ,Inspection table & Collectors

1Set.

1No.

Supplier

Finishing section

▪Straigtener machine

▪One head Chamfer machine

▪One head Hydro tester machine

▪Automatic package machine

1Set.

1Set

online

Spare

▪offline shaft system for round to round roller change

▪offline stands several for square to round roller change

▪additional rollers to produce 80X80 direct square

1Set

2. BASIC DESIGN DATA

Design of the proposed line is based on following specification:

▪Raw Material Specification

Material to be processed	Low Carbon steel & Galvanized steel, Q195-Q355
Material	δb≤500Mpa, δs≤345Mpa
Coil OD	Max 2200mm
Coil ID	610mm(depend on customer order)
Coil Weight	Max 30,000 kg
Strip Width	Min 400mm, Max 1050mm
Strip Thickness	Min 2.0 Max 10.0 mm

▪ Production Range

Type of production	▪Round Tubes ▪Square and Rectangular Hollow Sections
Round Tube OD	Min 114mm, Max 325mm
Round Tube Thickness	Min 2.0mm, Max 10mm
Square Hollow Section	Min 100x100mm, Max 250x250mm
Rectangular Hollow Section	Min 80x120mm, Max 300x200mm
Square Tube Thickness	Min 2.0mm, Max 10mm
Tube Cut Length	Min 6 meter, Max 12meter
Tube Standard	Dimensionally as per any relevant international standard

4. The technical flow of the production line

{Steel Tape}→→ Double-head un-coiler →→Strip-head Cutter and welder→→

Spiral accumulator→→Forming section（Flattening unit +Main driving unit +Forming unit +Guide unit +squeeze roller）+ De-burr frame →→Cooling unit →→ Sizing unit and straightener →→Milling saw →→ Run-out table →→Straingtener machine →→Chamfer machine →→Hydro tester machine →→automatic package machine

Forming mill consists of:

Forming section	Universal roll stand horizontal roll stands vertical roll stands
Horizontal roll Shaft material	42CrMo, quenching
Material of gear box	Cast steel
Material of bevel gear	20CrMnTi
Forming Mill Motor	AC invertor motor, AC invertor motor,

Milling saw

It is the mechanical equipment which used in continuously production, auto fixed ruler cutting steel pipes, is one of the important support device for weld pipe production line. It can cut pipes during static and motion status, can both cut round pipe and special pipe.

Diameter of pipe:	Max. Φ325mm
Thickness:	Max 127 mm
Length of pipe:	Max 10m
Max traveling speed of saw carriage:	Max 40m/min
Controller:	Siemens simotion
Driven motor	Servo Siemens
Feeding motor	Servo Siemens
TCT saw blade motor	Servo Siemens
Rotation motor	Servo Siemens
TCT saw blade	2
Guide rail	Hiwin
Rack and pinoin	YYC
Clamp	By hydraulic, 3 sets

TUBE MILL FINISHING SECTION

We provides all equipment to tube mill Finishing section:

1. Eddy current machine

2. Seam annealing machine

3. Straightener machine

4. Chamfer and end facer machine

5. Hydro Tester machine

6. Threading machine

7. Painting and oil machine

8. Automatic bundle and package machine

9. Drilling machine

Why Choose Us?

Leading Technology, Reliable Quality, Excellent Service!

Optimized Design, High quality material select!

Heat treatment process guarantee!

Spiral bevel gear, drum gear coupling and carburization.

Gear teeth quenching.

Driven system stable, efficient and wearable with lower noise.

High precision wear resisting and Long life of rollers.

All the machine Lathes, Key Grooves are positioned and Milled by CNC.

Previous : 32mm China ERW Tube Mill factory and manufacturers Next : DFT Direct Forming Square And Rectangular Pipe Mill For Sale

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