NEW 12″ (325 mm) x 1/2″ (12.7 mm) NANJIN Tube Mill Line

Stock #: 2811

SKU: 2811 Categories: ,

UTUBE NUMBER: 2811
MANUFACTURER: NANJIN, BAODING
YEAR: NEW
DELIVERY: 6 To 7 Months From Receipt of Order

The 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:
Hand of Operation: Right to Left
Driven Spindle Diameter: 7.8″ (198 mm)
Round Tube Diameter: 4″ – 12″ (101 mm – 304 mm)
Maximum Wall Thickness: 1/2″ (12.7 mm)
Square Tube Diameter: 4″ x 4″ – 9.8″ x 9.8″ (101 x 101 mm – 248 x 248 mm)
Line Speed: 32 131 FPM (10 – 40 MPM)
Horizontal Centers: 55.1″
Electrical Input for Line: TBD

MATERIAL:
Carbon Steel, Low Carbon Construction Steel
Strip Width: 13.3″ – 41.3″ (340 mm – 1050 mm)
Coil I.D.: 24″ – 30″ (610 mm – 760 mm)
Coil O.D.: 51″ – 78″ (1300 mm – 2000 mm)
Coil Weight: 20 Ton

COIL CAR:
Hydraulic Lift
Motorized Traverse

DUAL HEAD MANDREL UNCOILER:
Hydraulic Expansion
AC Feed-Up Motor
Hydraulic Peeling Table

COIL STRAIGHTENING MACHINE:
Powered Pinch Rolls
7-Roll Design with Back up Rolls
Powered Roll Adjustment

AUTOMATIC SHEAR & END WELDER:
Down-Cut Shear Design
Edge Guiding system

HORIZONTAL ACCUMULATOR:
Powered Entry and Exit Pinch Rolls
Fixed Loops Technology
DC Motor Drive

FORMING MILL ENTRY UNIT:
Entry Pinch Roll
7-Roll Flattener
(2) Sets of Edge Guides

FORMING MILL:
Shaft Diameter: 7.8″
(1) Pre-Bend Stand
(5) Driven Forming Stands with Motorized Single Point Adjustment
(4) Stand Cage Forming Section
Side Roll Stands
(3) Driven Fin Stands with Motorized Single Point Adjustment
(1) Idle Side Roll Unit
Individual Gear Boxes
Universal Drive

FORMING MILL DRIVES:
110KW DC Drives: Pre-Bend, B1, B2
(3) 45KW DC Drives: B3, B4, B5
160KW DC Drive: FP1, FP2, FP3

WELDING SECTION: NOTE: No Welder in this Quote
Seam Guide Rolls
5-Roll Sqeeze Box (Weld Pressure Unit)
(2) Outside Scarfing Units
(2) Scrap Winders
(1) OG Pass Support Unit

COOLING SECTION:
Liquid Cooling Tank: 23′ (7 Meter)

SIZING MILL:
Shaft Diameter: 7.8″
(1) Guide Unit (Side Roll)
(5) Driven Sizing Stands with Motorized Single Point Adjustment
Side Roll Clevis’s
(2) 4-Roll Type Turksheads, Double-Sided Design
Individual Gear Boxes
Universal Drive

SIZING MILL DRIVES:
110KW DC Drive: SH1, SH2
160KW DC Drives: SH3, SH4, SH5

CUT-OFF SECTION:
Type: Flying Saw – Hot Friction Design
Servo Controlled Head
Mechanical Traverse
Hydraulic Clamping
Run-Out Table
Length: 88.5′ (27 M)
Automatic Center Device
Flying saw functions to cut welded pipe into fixed length in line. It utilizes high speed rotating of disc saw, and depending on combination of computer control and rack-and-pinion to perform cutting off during tracking.

ELECTRICAL:
Electrical Control System: New UNIVERSAL CONTROLS GROUP Solid State Digital Drives, PLC Controls

NOTE:
Complete Installation and Foundation Drawings Included.