Pipe factory for 16 inch welded steel pipes
For sale profile for 406 mm welded iron pipe
16"
FACTORY TECHNICAL DESCRIPTION
CHARACTERISTICS OF THE INPUT MATERIAL
Material Black and pickled carbon steel strips $235 — S355
Technological characteristics Max breaking load 510 N/mm Max yield strength 355 N/mm
Belt characteristics
Width min 690, max 1300 mm
Thickness min 3, max 8 mm Rolls
Weight 27 tons
Internal diameter min 508, max 810 mm
External diameter min 900, 2100 mm
CHARACTERISTICS OF THE OUTPUT MATERIAL
Tubes round O diameter 219 23 244.6-253.5 273 285 305-317 323.9 355.6-381 406.4 413 mm
Square tubes 200x200 220x220 250x250 260x260 300x300 325x325 mm
Rectangular tubes 200x150 250x100 220x140 250x150 300x100 260x140 300x150
250x200 300x200 350x150-300x220-400x200 350x250-400x250 mm
Type of round-square-rectangular packages Length 4500-12000 mm Finish Internal scarfing
External scarfing Beveling of the ends Blowing Non-destructive checks Elotest in the welding area Tolerances on the length +/5 mm
Inlet section speed 120 m/1°
Max welding speed 35 m /1°
Line speed 14 m with thickness.
≥ 0.6 mm Line speed 20 m with thickness ≤ 0.5 mm

DESCRIPTION OF THE SYSTEM INPUT SECTION
3 Roll storage saddles
Unwinding reels with opposing spindles Motorized roll presser Roll
opening table
Pinch roll + straightener
Centering device
Trimming shear with scrap box MIG welder with built-in shear Deflector roller
PROCESS SECTION
Accumulator composed of a loop car towed by a pulling winch and 14 belt support arms. Two-roller bridle complete with snubber roll. Vertical roller centering device.
Accumulation capacity 90 m
PI FORMING SECTION
It is composed of:
2
forming brake downs interspersed with 6 vertical finishing formers
PPE WELDING SECTION
Four-roller welding head TAR contact welding system from 450 kW to 400 KHz.
External and internal scarfing machine
COOLING SECTION
In free air with space for the weld seam normalization inductors
Pipe supports
Spray nozzles for cooling with emulsion
CALIBRATION SECTION
n° 3 motorized calibration cages with four quick-change rollers with locking systems n° 2 Elotest turkish heads and bar straighteners
for controlling the welding area, complete with off-line calibration system CUTTING
SECTION
Flying cutter with fast cutter equipped with vices and tube support system, complete with silent cabin.
UNLOADING SECTION
Motorized roller conveyor
Waste unloading baskets
Feeding device for bundles of pipe to be joined