Project Name: 750mm Continuous Hot-dip Galvanizing Production Line No. 2

Customer Name: Tianjin Yurunde Metal Products Company

Project nature: New construction project

Undertaking method: General contracting by Jingjie Ruisi

Signing date: December 10, 2008

Production start-up status: Put into production on schedule

Operation status: Good condition

Basic parameters of the unit

Material: Cold-rolled steel coil

Material: Q235, Q195, Q215, 08AL

Raw material thickness: 1.5-3mm

Raw material width: Max500mm

Raw material inner diameter: ∮610/∮508/∮420

Raw material outer diameter: ∮800-1650mm

Raw material roll weight: 6000 Kg

Finished product inner diameter: ∮508mm

Finished product outer diameter: ∮800-1650mm

Finished product roll weight: maximum 6000 Kg

Process speed: 20 to 40 meters per minute

Filling speed: 60m/min

Zinc coating thickness adjustment range: 60-280g/㎡ (double-sided), adjustable by air knife

Zinc coating state: Normal zinc flowers, small zinc flowers, no zinc flowers

Passivation method: Immersion passivation

Product quality standard: GB2518-88