OLIVTE specializes in the production of an innovative growth line system for the rapid alignment, leveling, assembly and indexing of large pipes, tanks and vessels. Weights up to 100 tons. The Growline reduces assembly time by 65%, minimizes crane operations, and maximizes operator safety compared to conventional methods.
FITA Series shell Growing Line is used for three or more pipes/ shells assembly and welding job. FITA Growing Line is equipped with two fit-up self-alinging roller beds, which have four independent hydraulic height adjustment rollers, to ensure the assembly and welding job speedy with a high performance.
A. Fastest system to assemble 1+1 or 1+1+...+1 sections
B. Self-aling design automatically to meet different diameters of workpieces
C. Four independent hydraulic adjusting roller to align the two sections with each other
D. European hydraulic station, Parker oil tube and Schneider elctrical control system
E. Ideal for:
- Wind tower fabrication
- Pressure vessels
- Pipe assembly

Rotator A & B: Hydraulically adjusted idle rotator which fixed on ground and has two hydraulic cylinders to adjust center distance of rollers separately.

Growing section is for ‘growing job’ consist of two rotators.
Rotator C:Idler rotator- Automatically adjust supporting angle of rolls to handle different workpiece diameter and manual travel on rail.
Rotator D: Drive rotator - Automatically adjust supporting angle of rolls to handle different workpiece diameter and motorized travel on rail.
.
A. 1 Drive and 1 Idler roller beds
B. 2 Fit up roller beds and hydrulic station
C. 1 Electric control system
2 control cabinets
2 wire-less remote pamels
D. Transferring V-Roll (option)
E. Rail Track (option)
Model | Capacity (ton) | Fit-up Sect. (ton) | Growing Sect. (ton) | Shell dia. (mm) | Roller dia. (mm) | Rolling sp. (mm/min) | Travel sp. (mm/min) |
FITA-10 | 10 | 5 | 10 | Ø500-Ø2,500 | Ø300mm | 100-1000 | 500-2000 |
FITA-20 | 20 | 10 | 20 | Ø800-Ø3,500 | Ø350mm | 100-1000 | 500-2000 |
FITA-30 | 30 | 10 | 30 | Ø800-Ø4,000 | Ø350mm | 100-1000 | 500-2000 |
FITA-40 | 40 | 20 | 40 | Ø1000-Ø4,500 | Ø400mm | 100-1000 | 500-2000 |
FITA-60 | 60 | 30 | 60 | Ø1000-Ø5,000 | Ø450mm | 100-1000 | 500-2500 |
FITA-80 | 80 | 30 | 80 | Ø1000-Ø5,500 | Ø450mm | 100-1000 | 500-2500 |
FITA-100 | 100 | 30 | 100 | Ø1200-Ø6,000 | Ø500mm | 100-1000 | 500-2500 |
FITA-150 | 150 | 40 | 150 | Ø1500-Ø6,500 | Ø500mm | 100-1000 | 500-2500 |
FITA-200 | 200 | 60 | 200 | Ø1,500-Ø6,500 | Ø500mm | 100-1000 | 500-2500 |
Model | FITA-60 | FITA-80 |
Max loading capacity | 60 tons | 80 tons |
Rotator A & B capacity | 30 tons | 40 tons |
Rotator C and D capacity | 60 tons | 80 tons |
Workpiece diameter | Ø 1800- Ø 5000 mm | Ø 2000- Ø 5500 mm |
Rollers supporting angle adjusting mode | Auto Self-aligning | Auto Self-aligning |
Rotator A & B roller height adjusting | Hydraulic cylinder | Hydraulic cylinder |
Hydraulic control mode | 4 each separately | 4 each separately |
Rolling speed | 100-1000 mm/min (VFD) | 100-1000 mm/min (VFD) |
Rolling motor power | 2 X 2.2 kw | 2 X 3 kw |
Roller material | Polyurethane (PU) | Polyurethane (PU) |
Rotator D horizontal moving speed | 250-2500mm/min (VFD) | 250-2500mm/min (VFD) |
Rails inner gauge | 1800mm | 2000mm |
You are very welcome to consult with us from Europe, USA and other countries and regions!
Working flow
step1: Lay down the shells, then join the two shells by moving Drive Rotator.


Step 2: Fit-up and align seam by adjusting rollers center height and distance by hydraulic, then spot welding; Full circular welding.


Step3: Add one more shell and repeat the above steps until all fabrication work is complete.


Wuxi OLIVET Machinery Equipment Co.,LTD.E-mail: sales@chinaolivet.cnTel: +86-510-8383 0908
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