Cases
EZW11XY-150-3500 Three-Roll Plate Rolling Machine in Steel Pipe Manufacturing
Cases
Ningbo Sanding Steel Pipe Company is located in Ningbo Economic and Technological Development Zone, Zhejiang Province, China. It is a professional production enterprise engaged in super long and super large diameter welded steel pipe. Has 5000 tons of gantry file type self-provided wharf. The company takes large and medium diameter spiral seam buried arc welded steel pipe and straight seam pipe as the main products, and has the largest spiral welded pipe unit in China, which can realize mobile production. The annual production capacity is 200,000 tons, the pipe diameter is Ф 400~3050mm, and the wall thickness is δ 5~25mm.
Ningbo Sanding Steel Pipe Engineering Co., LTD
http://www.pipe-cn.com
Brief Introduction: Ningbo Sanding Steel Pipe Company is located in Ningbo Economic and Technological Development Zone, Zhejiang Province, China. It is a professional production enterprise engaged in super long and super large diameter welded steel pipe. Has 5000 tons of gantry file type self-provided wharf. The company takes large and medium diameter spiral seam buried arc welded steel pipe and straight seam pipe as the main products, and has the largest spiral welded pipe unit in China, which can realize mobile production. The annual production capacity is 200,000 tons, the pipe diameter is Ф 400~3050mm, and the wall thickness is δ 5~25mm.
Order EZHONG products:
EZW11XY-150*3500 three-roll plate rolling machine
(EZW11XY-150 * 3500 three-roller roller)
Main parameter table
order number | item | unit | data | |
1 | Machine specifications | mm | 150×3500（245Mpa） | |
2 | The upper roller diameter | mm | 1060 | |
3 | Lower roller diameter | mm | 860 | |
4 | Upper and lower roller material | 60CrMnMo 42CrMo | ||
5 | Straight edge coefficient | mm | 2～2.5times the plate thickness | |
6 | Circulating temperature | C | 20°C Cold roll | |
7 | Plate yield limit | MPa | 245 | 360 |
8 | The maximum width of the coil | mm | 3500 | 3500 |
9 | Minimum drum diameter at full load | mm | Φ3000mm | Φ3500mm |
10 | maximum thickness of bending plate | mm | 150 | 125 |
11 | Prebend plate thick | mm | 130 | 100 |
12 | Two lower roll center distance | mm | 1050～1750 | |
13 | Effective length of the working roller | mm | 3580 | |
14 | Upper roller drives the total torque | t.m | 120 | |
15 | Lower roller drive total torque | t.m | 2*3.5 | |
16 | Horizontal movement speed of the lower roller cylinder | mm/min | 350 | |
17 | Hydraulic system pressure and flow rate | Mpa | Motor~17, other up to 25 | |
18 | Pressure the cylinder diameter | mm | Ф870/Ф370/630 | |
19 | Total pressure under force | t | 2430 | |
20 | Horizontal push for cylinder diameter | mm | Ф480 | |
21 | horizontal thrust | ton | 900 | |
21 | upper roll speed | mm/min | 0～200 | |
23 | The power of the machine | Kw | ≈300 | |
24 | Horizontal movement of the lower roll on each side | mm | 0～650 | |
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