1.1 input material

·coil width：1000～1600mm

·coil material：Q235

·coil ID: Ø 508～Ø760mm

·coil OD：Ø 1000～Ø2000mm；           

·max. coil weight：30t；

·coil thickness：δ= 6～16 mm；

1.2 output product

·tube OD：Ø610～Ø2600mm；

·wall thickness：6～16 mm；

·tube length：10～12m；

·welding speed：1.0～2.2m/min

1.3 basic technic

·unit type：Front swing, intermittent production, center feeding, center positioning;

·Host preparation section: stop and load the coil

·Forming method: Three roll bending forming, external control roller sizing;

·forming direction：right spiral forming

·forming angle：45°～ 76°；

·Maximum pitch of steel pipe：≤2400mm；

·Pipe unloading method: roller unloading；

·Welding method: internal single wire submerged arc welding, external single wire submerged arc welding; (Can also be double threadeds)

·welding speed：0.5～2.2 m/min；

·delivery speed：0.5～2.5 m/min；

·total installed power：～800KW；

1.4 Process flow diagram：

crane→loading→uncoiler→coil opener, pinch, leveler→centering device→shear welder→centering device→derusting device→edge miller→steel plate surface cleanner→centering device→delivery machine→Pre bending guide plate→forming machine→ID welder→OD welder→tube cutter→runout table→Suction slag→storage

Hydraulic system, electric system

1.5 Scope of supply: 

uncoiler, 2+5 leveler, plasma cutter, shear welder, edge de-rusty device, edge miller, delivery machine, forming machine, runout table, conveyor, hydraulic system, electric system, welders (Chinese brand)x2 sets

above specifications are only reference, if there is any discrepanace, please follow the machines at site