Specifications

GI steel strip
Standard: DIN, GB, JIS
Technique: Cold Rolled
Surface Treatment: Galvanized

1, Thickness: 0.23mm---1.2mm.
2, Width: 900mm---1250mm. width tolerance:+/-0.02mm
3, Zinc coating weigh: 60g/m2--290g/m2

 Our product is good quality with best price and service, prompt shipment:

Standard: SPHC SPHD SPHE or as per buyes’s sepcification SGCC / DX51D+Z JIS

Thickness range: 0.23mm-1.2mm*1250mm

Width: 900—1250mm /914mm, 1000mm, 1010mm, 1200mm, 1250mm

Mass of  Zinc Coating: 60-80-100-120-270-290g/m2

Waterproof prime packing: The export packing contains waterproof pillar, can send 20ft container or bulk Guanhong galvanized sheet is mainly used in architecture, light industry, automobile, agriculture,animal husbandry,fishery, and commerce, etc. in architecture industry , it is mainly used to manufacture roof panel and roof grate of anti-corrosive industrial and civil building, in light industry, it is used to make shell of household electrical appliance, chimney for civil use, kitchenware,etc, in automobile industry, it is used to make anti-corrosive parts of car, in agriculture animal husbandry, and fishery, it is used to make freezing processing tools for grain storage & transport, meat, and sea food; in commerce, it is used as storage, transport and packaging tools of materials.

Surface treatment of hot-dip galvanized sheet(coil)

L	Chromic acid passivation
Y	Basting
LY	Chromic acid passivation and basting
GZ	Finishing of finishing machine

 

Surface structure:

Surface structure	Characteristics	Application
Normal spangle (Z)	Under the common conditions, the galvanized zinc makes spangle after condensation.	Common usage
Finishing spangle (G)	Finish the galvanized sheet by finishing machine, and level off the spangles on the galvanized sheet.	Used as base lamina of color coated sheet.

 

Processing property	Yield stress	Tensile strength	Tensile stretch %	180o cold bending	Processing property	Yield stress	Tensile strength	Tensile stretch %	180o cold bending
Common PV	—	270-500	—	d=0, in good condition, non-dezincing.	Deep pressing SC	—	270-380	≥30	d=0, in good condition, non-dezincing.
Mechanical articulation JY	—	270-500	—	d=0, in good condition, non-dezincing.	Ultra-deep pressing SC	—	270-380	≥30	d=0, in good condition, non-dezincing.
Structure JG	≥240	≥370	≥18	d=0, in good condition, non-dezincing.	—	—	—	—	—