‘NKK- HITACHI’ Continuous Galvanizing Line with Skin Pass Mill in Japan
Used
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Specifications
- Condition
- used
- Make
- NKK-HITACHI
- Year
- 1983
- Mothballed since
- Ceased production in March 2019
- Production capacity
- 300,000 tons per year
- Line length
- 235 meters approximately
- Line direction
- Left to right (left-hand line)
- Processed material
- Carbon steel
- Strip width
- 610 – 1,300 mm
- Strip thickness
- 0.27 – 2.3 mm
- Strip length
- 1,200 meters
- Coil weight
- max. 45,500 kg
- Line speed
- up to 200 mpm
- Furnace output
- max. 50 tph
- Zinc pot
- 2,600 x 5,850 mm liquid level
- Skin pass
- 4-Hi non-reversible
- Tension reel
- Carrousel type
- Category
- Complete Plants in Japan
- Subcategory
- Machinery
- Subcategory 2
- Jfe steel keihin wide hsm, cold rolling, galvanizing, coil preparation line
- Listing ID
- 104577826
Description
The Continuous Galvanizing Line No. 3, built in 1983 by NKK-Hitachi, offers a production capacity of 300,000 tons per year, processing low carbon steel coils with widths ranging from 610 to 1,300 mm and thicknesses of 0.27 to 2.3 mm. The line operated until March 2019.
This left-hand line includes advanced features such as a high-capacity furnace, air knife wiping system, and a skin pass mill for superior surface quality. The line's equipment is designed for maximum coil weights of 45,500 kg and speeds up to 200 mpm. Its robust configuration, including multiple bridle rolls, deflector rolls, and chemical treatment tanks, ensures efficient galvanizing.
The line's modern furnace output reaches up to 50 tons per hour, making it a high-performance solution for large-scale steel galvanizing operations.
4,071 mm depth
Air knife (wiping) system:
Fixed nozzle gap
0 to 10° (downward) nozzle angle
1,500 mm nozzle effective width
0 – 80 mm nozzle opening/closing
2 mm/sec opening/closing speed