Hebei Tengtian Welded Pipe Equipment Manufacturing Co.,Ltd.
Hebei Tengtian Welded Pipe Equipment Manufacturing Co.,Ltd. Quality first, Customer first
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China manufacturer straight seam welded pipe galvanized fire fighting pipes
1. Introduction
Spiral welded pipe mill is used to roll the low carbon steel/ low alloy steel strip into tube by a certain forming angle, further weld it into steel pipe by sub-merged arc welder.
Large diameter pipes can be produced with narrow steel strip.
2. Function
For liquid delivery: water supply& drainage;
For gas delivery: coal gas, steam and LPG;
For structural use: piling pipe, structural pipe in the field of bridge, dock, road, and construction, etc.
3. Process flow
Feeding→uncoiling→leveling→shearing& butt welding→rotary shear→edge milling→main drive→pre-bend& guide board→forming→inside welding→outside welding→cutting off→pull out→end-facing& beveling→hydrotesting→collection
| Series | Min Pipe O.D. | Max Pipe O.D. | Min Thickness | Max Thickness | Coil width | Max Production capacity | Area |
| mm | mm | mm | mm | mm | ton/year | m2 | |
| LX600 | 219 - 508 | 325 - 820 | 2 - 4 | 4 - 10 | 400 - 600 | 8000 - 12000 | 20×96 |
| LX800 | 219 - 508 | 406 - 1220 | 2 - 4 | 4 - 12 | 400 - 800 | 9000 - 17000 | 20×96 |
| LX1050 | 219 - 508 | 630 - 1620 | 2 - 4 | 4 - 14 | 450 - 1050 | 16000 - 23000 | 24×108 |
| LX1250 | 406 - 610 | 820 - 1620 | 3 - 6 | 8 - 18 | 500 - 1250 | 26000 - 35000 | 24×108 |
| LX1550 | 406 - 610 | 1420 - 3200+ | 3 - 6 | 12 - 25.4+ | 500 - 1550 | 36000 - 76000 | 26×125 |
| LH2000 | 406 - 610 | 2020 - 3200+ | 4 - 6 | 20 - 25.4+ | 1000 - 2000 | 77000 - 93000 |
