900 mm strip continuous pickling line 1 #

Project name: 900 mm strip continuous pickling line 1 #

Customer name: zhejiang yuan group

The nature of the project: new project

Undertake: Beijing JieRui general contracting

A time: August 5, 2009

Production: production on time

Operation: in good condition

One, the basic parameters:

Raw material: cold-rolled carbon structural steel, quality carbon structural steel and low alloy steel coil

Steel grade: Q195, Q235, ST12, ST13, (SPCC), SPCD and 20 #

Yield strength: n/was 210 ~ 360

Tensile strength: n/was 270 ~ 610

Strip thickness: 1.5 ~ 1.8 ~ 3.0 mm

Strip width: 580 ~ 630 mm

Raw material inside diameter: Φ 508 mm

Products inside diameter: Φ 508 mm

Coil diameter: Max Φ 1600 mm

Min Φ 1100 mm

Steel coil sheet: Max 5.6 t

Work plan: 300 days * 24 hours

Energy, water, electricity and steam

Product form: volume to the volume

Production platform: 300000 tons/year

Set maximum process speed: 100 m/min

Two production lines, the main body of technical indicators

Method: continuous shallow slot turbulent hydrochloric acid pickling

Production line arrangement: look from the side work from left to right

The largest production line process speed: 100 m/min

In volume when the process speed: 10 to 60 m/min

Point move speed: 10 to 30 m/min

Unit mode of transmission: ac drive, frequency conversion speed regulation

Acid concentration: Max 200 g/L HCl, Fe2 + 125 g/L, 5 g/L Fe3 +

Minimum pickling time: 26 s

Acid tank total length: 50 m

Unit: the total length of 116 m

Biggest uncoiling tension: 10 kN

Biggest coiling tension: 25 kN

According to the main equipment in process order as follows:

According to process order as follows: the main equipment in the car on the material - uncoiling unit - open book guide to five roller straightening pinch machine, shearing machine, welding platform - sheller - 1 # tensioning machine - the loading loop - the machine in the CPC - 2 # tensioning machine - acid pickling 1-2 - acid pickling 3-4 - wash 1 - wash 2-3-4 - drying - 3 # tensioning machine - the loading loop - for the CPC - 4 # tensioning machine - the machine shears to export to pinch machine, winding machine (EPC) to the cart.