Q235B Galvanized Steel Coil

DX51D+Z GI Coil

Hot Dipped Galvanized HDGI Coil

Basic Infomation

Place of Origin: Henan

Brand Name: Gnee

Certification: SGS

Payment & Shipping Terms

Packaging Details: Standard Sea Worthy Package

Supply Ability: 10000 Ton/Tons per Month

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Q235B DX51D+Z Hot Dipped Galvanized Steel Coil for Construction and Automotive

Product Description

High Quality Q235B Galvanized Steel Coil Best Selling Coild Rolled Dx51d+Z Gi Coil

Hot-dip galvanizing and zinc iron alloy provide excellent properties including corrosion resistance, formability, and coating adhesion. These materials are primarily used across multiple industries including construction, home appliances, automotive, and metallurgy.

In construction applications, they serve as roofing materials, doors, windows, rolling shutter doors, and ceiling keels. The home appliance sector utilizes them for refrigerators and washing machines. Automotive applications include body shells, chassis components, doors, fuel tanks, and fenders. The metallurgical industry employs them as steel window billets and substrates for color-coated plates.

Galvanizing represents one of the most effective and economical methods for protecting bare steel from corrosive environments. Zinc not only creates a barrier between steel and environmental elements but also provides sacrificial protection to the underlying steel substrate. When two different metals contact each other in the presence of water and oxygen, sacrificial or current protection occurs, with zinc preferentially corroding instead of the iron in steel. This protective mechanism prevents corrosion in areas not directly covered by zinc and minimizes corrosion diffusion from cut edges, drilled holes, and other exposed sections.

Product Specifications

Specification	Details
Name	Galvanized Coil
Standard	EN10147, EN10142, DIN17162, JIS G3302, ASTM A653, JISG3302, ASTM A653M, EN10327, DIN17162, EN10142, EN10292
Grade	DX51D, DX52D, DX53D, DX54D, S220GD, S250GD, S280GD, S350GD, S350GD, S550GD, SGCC, SGHC, SGCH, SGH340, SGH400, SGH440, SGH490, SGH540, SGCD1, SGCD2, SGCD3, SGC340, SGC490, SGC570, SQ CR22(230), SQ CR22(255), SQ CR40(275), SQ CR(340), SQ CR80(550), CQ, FS, DDS, EDDS, SQ CR33(230), SQ CR37(255), SQ CR40(275), SQ CE50(340), SQ CR80(550) or Customer's Requirement
Thickness	0.12-3.00mm or customer's requirement
Width	100mm-1500mm according to customer's requirement
Type of Coating	Hot Dipped Galvanized Steel (HDGI)
Zinc Coating	30-275g/m²
Surface Treatment	Passivation (C), Oiling (O), Lacquersealing (L), Phosphating (P), Untreated (U), Galvanized, PVC, Black and color painting, transparent oil, anti rust oil
Packing	Water proof paper is inner packing, galvanized steel or coated steel sheet is outer packing, side guard plate, then wrapped by seven steel belt or according to customer's requirement

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Contact Person :	Ms. Kelly Zhang
Tel :	+8615824687445
Fax :	86-372-5055135

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