7-1/2″ (190 mm) x .240″ (6.09 mm) NEW Complete Tube Mill Line

Stock #: 2747SPC

SKU: 2747SPC Categories: ,

UTUBE NUMBER: 2747SPC
MANUFACTURER: NANJIN, BAODING
MODEL NUMBER: 190-6
YEAR: NEW
DELIVERY: 8 Months

190 Round High Frequency Pipe Welding Line is mainly used to weld round and square / rectangular pipes. This line utilizes roll forming to process steel strip into various shapes. It is also capable of producing shape steel of various diameters and sizes by high frequency induction heating and weld seam squeezing.

LINE SPECIFICATIONS:
Line Direction: Right to Left
Driven Spindle Diameter: 4.3" (109 mm)
Side Roll Spindle Diameter: 2.7" (68.5 mm)
Roll Space, Forming: 23.6"
Roll Space, Fin & Sizing: 15"
Round Tube Diameter: 2.3" – 7-1/2" (58.4 MM – 190 mm)
Maximum Wall Thickness: .240" (6.09 mm)
Square Tube Diameter: 2" x 2" – 6" x 6" (50.8 mm x 50.8 mm – 152 mm x 152 mm)
Welding Speed: 100 – 160 FPM (30 – 50 MPM)
Electrical Input for Line: 480 Volt / 60 Hz / 3 Phase

ENTRY EQUIPMENT:
(1) 20,000 Lb. Coil Car
(1) 20,000 Lb. Uncoiler
(1) Shear End Welder:
Hydraulic and Pneumatic Operation
Maximum Strip 600 mm x 8 mm
(1) Flattener, 6-Roll Type, with Entry and Exit Pinch Rolls
(1) SRET Horizontal Coil Accumulator: 90 – 150 MPM, Normal (50 MPM)

WORKING PRINCIPLE:
Hydraulic cylinder of strip feeding unit holds down steel strip. The feeding motor drives the feeding roll to fill strip into the accumulator by friction force. The main motor rotates supply roll of the accumulator cage to store steel strip in the inner and outer storage zone. The drive motor will stop after one coil finished, and will resume feeding after cutting and welding of another coil.

FIXED RIM ACCUMULATOR:
Strip lead in from outer rim, and discharge from center. Outer cage diameter: 6 m
Filling Speed: 90 – 150 m / min
Main Motor: 30KW AC Variable Frequency Motor, Pinch Roll
Accumulator Rotating Motor: 37 KW AC Variable Frequency Motor for Drive Rolls
Strip Storage Capacity (Length): 200 – 600 m

MILL PASS ARRANGEMENT:
FORMING MILL:

(1) Entry Guide Unit
(4) Driven Breakdown Stands
(3) Driven Fin Stands
(7) Idle Side Roll Units
(1) Seam Guide
(1) 4-Roll Weld Pressure
(1) Double Bead Scarf Remover
(1) Coolant Zone, 20 Ft. cooling down weld seam by water rinsing

SIZING MILL:
(6) Driven Sizing Stands
(6) Idle Side Roll Stands
(2) 4-Roll Turkshead Units

DRIVE MOTORS:
FORMING: 120 HP (90 KW) DC Motor with 3 Speed Shift Transmission
FIN: 120 HP (90 KW) DC Motor with 3 Speed Shift Transmission
SIZING: 215 HP (160 KW) DC Motor with 3 Speed Shift Transmission
Shift Transmission Ratios: 1.1, 1.2, 1.3, Neutral

DRIVEN STAND GEARBOXES:
Central Lube System for all Mill Stand Gearboxes

ABBEY ETNA FLYING HOT SAW: USED
Maximum Tube Diameter: 6" (152 mm)
Maximum Square Capacity: 4.5" (114 mm)
Maximum Carriage Travel: 15′
Maximum Saw Blade Diameter: 48"

EQUIPPED WITH:
15′ Chain Drive Carriage Travel
Hydraulic Saw Feed
Fixed Top Clamp, Hydraulic Bottom Clamp
Coolant Pump

NEW 450 KW HIGH FREQUENCY SOLID STATE SAN FENG WELDER:
Model Number: SF-GGP-H Solid State
Primary Volts: 480 V, 3 PH, 60 Hz
Primary Power: 680 KVA
Output Power: 450 KW
Output Frequency: 300 KHz
Machine Efficiency: 82% – 85%
Equipped With:
Main Transformer
Rectifier Cabinet
Operator Cabinet
Output Cabinet
Heat Exchanger

TOOLING:
Complete set of 101 mm x 101 mm (4" x 4") Square Rolls.
Complete Installation and Foundation Drawings Included with the Tube Mill

OVERALL DIMENSIONS:
Multiple Pieces, 8 Truckloads

APPROXIMATE WEIGHT:
225,000 Lbs.

LOCATION: TBD

CARE IS TAKEN TO GIVE RELIABLE DESCRIPTIONS BUT THESE ARE NOT GUARANTEED.

PROSPECTIVE PURCHASERS ARE ADVISED TO CHECK VITAL DETAILS. WE RESERVE THE RIGHT TO CORRECT STENOGRAPHIC ERRORS. ALL MACHINERY IS SUBJECT TO PRIOR SALE. CLICK HERE TO READ OUR TERMS AND CONDITIONS OF SALE.