Hebei Tongda Annealing Furnace reconstruction of 0.8～2.0mm×750mm 170000TPY Galvanizing Line

Project name: Hebei Tongda Annealing Furnace reconstruction of 0.8～2.0mm×750mm 170000TPY Galvanizing Line  

Customer name: Hebei Tongda

Project property: annealing furnace energy-saving upgrading, automation upgrade, zinc layer thickness gauge

Undertake mode: Beijing JJRS performed as general contractor

Signing date: on July 20, 2016

Production status: put into production on time

Operation status: good

Basic parameters after the upgrade project:

1.Material: Q235, Q195, Q215, 08 al

2.Steel roll: inner diameter. 508 mm, outside diameter. 800-1600 - mm

3.Natural gas, the average energy consumption of per ton steel is less than or equal to 17.5 Nm3

4.Size of the steel strip: Max750mm thickness 0.8 2.0 mm width

5.Energy: water, electricity, gas, compressed air, hydrogen, nitrogen

6.Process speed: 30-94 - m/min

7.Power transmission system configuration: AC frequency conversion speed regulation

8.Zinc layer thickness adjusting range: 60-280 - g/㎡ (double) air knife adjustment

9.Passivation methods: dip for coating in passivation