TECHNICAL DESCRIPTION

CHARACTERISTICS OF INPUT MATERIAL

MaterialPickled and black carbon steel strips S235 - S355

Technological Characteristics

Tensile strengthmax 510 N/mm2
Yield strengthmax 355 N/mm2

Characteristics of Coil Strip

Widthmin 690, max 1300 mm
Thicknessmin 3, max 8 mm Coils
Coil Weight27 tons
Coil I.D.min 508 , max 810 mm
Coil O.D.min 900 , max 2100 mm


PRODUCTION CAPABILITY (TOOLING AVAILABLE)

Round tubesO 219-235-244.6-253.5-273-285-305-317-323.9-355.6-381-406.4-413 mm

Square tubes200x200-220x220-250x250-260x260-300x300-325x325 mm
Rectangular tubes200x150-250x100-220x140-250x150-300x100-260x140-300x150-

250x200-300x200-350x150-300x220- 400x200-350x250-400x250 mm
Type of packsround-square-rectangular

Length4500-12000 mm

FinishingI.D./O.D Scarfing
End Beveling
Tube Blow out System

Non-destructive Testing Elotest
Tolerances on length+/- 5 mm
Entry section speed120 m/min
Welding speedmax 35 m/min


LINE CONFIGURATION
ENTRY SECTION

Saddle coil storage
Coil car
Double End Expanding Mandrel Uncoiler
Motorized snubber roll for press coil
Coil opener table
Pinch roll + Straightener
Steering unit
Crop shear
MIG Welder with Splicing Shear
Deflector roll

PROCESS SECTION

Accumulator with loop car
14 Strip Support Arms
Two Bridle Rolls
Snubber Roll
Entry Centering Guide Rolls

FORMING SECTION
DC Motor Drive, Gearbox/Universal Driven
Single Point Adjustment


(2) Break Down Stands
(6) Vertical Forming Stands
(3) Vertical Finishing Stands
(10) Side Roll Stands

WELDING SECTION

4 Roll Weld Box
High Frequency ELESTAR Welder, 450 kW - 400 KHz
External & Internal Scarfing

NON DISTRUCTIVE TESTING
Ecomag - Elotest, NDT for control of welding area, w/off line calibration

COOLING SECTION
Air Cooling with space for inductors of normalization of weld bead
Roller Supports of the Tube
Spray nozzle for cooling with emulsion
SIZING SECTION
DC Motor Drive, Gearbox Universal Driven
Single Point Adjustment

(3) Vertical Sizing Stands, Driven
(3) Squaring Heads, Quick Change w/locking system
(2) Turkish Heads and Straightening system
Tube Marking Machine

CUT OFF SECTION
Flying Cutoff, Friction Saw
Tube Clamps and Tube Support System
Soundproof Cabin

DISCHARGE SECTION

Motorized Exit Conveyor
Reject Waste Bin
Feeding device for tube packs to header
FINISHING SECTION
End Facing Station for tubes according API norm
Blowing-Out system for removal of internal bead
Horizontal Band Saw

PACKAGING SECTION

Roller Conveyor System
Dual discharged section and packaging of packs

AUXILIARY PLANTS

Hydraulic system
Pneumatic system
Equipment for assembly and disassembly of rolls

ELECTRIC SECTION
Electric Controls, Pulpits and Software

TOOLING

Large Assortment of Tooling for round, square and rectangular tubes
Extensive Spare Parts Inventory


UPGRADING ACTIVITIES IMPLEMENTED BETWEEN 1999 AND 2010
NEW EQUIPEMENT PARTS

National Machinery Exchange
158 Paris St Newark NJ 07105-3833
Tel: 973-344-6100 Fax: 973-589-0944
Email (Request Quote): sales@nationalmachy.com
Web: www.nationalmachy.com