Astm Hot Rolled Zinc Coated Gi Sheet Regular Spangle / Zero Spangle

Astm Hot Rolled Galvanized Steel Sheet Zinc Coated GI Sheet Supplier

Hot dipped galvanized steel sheet have excellent performance, zinc spangle and coating can be

controlled strictly, and mainly used for :

• Building: roofs, doors, windows, roller shutter doors, light-gauge steel joists

• Automotive: vehicle shells, chassis, trunk lids, oil tanks, fenders

3 Kinds Different Product Surface

1 Zero Spangle: smooth and uniform, without visible zinc crystallization patterns.

2 Electro-galvanize: smooth, bright, and uniform, with a fine metallic luster and no visible spangles.

3 Regular Spangle: visible zinc crystal patterns with a slightly textured metallic appearance.

distinct, visible zinc crystal patterns with a textured metallic appearance.

Our Company

♦ We have implemented standardized processes to enhance work efficiency, reduce confusion,

minimize errors, and boost overall productivity.

♦ A comfortable and well-lit work environment, combined with a reasonably arranged office layout,

fosters a positive work attitude, healthy interpersonal relationships, and sustained team growth

motivation, while enhancing team cohesion and a sense of belonging.

♦ The left 1 is me, we sincerely look forward to the cooperation with you.

Our Factory

1) Company philosophy : “Making friends sincerely and developing with reputation” The quality

decides the market,and the attitude decides the development”.

2) 40 professionals and technical personnels, 60 domestic and international trade personnels.

2 industry-leading Gl production lines, 5 PPGI production lines, 1 pattern PPGI production

line, 2 GL production line.

3) We follow strict quality control and aim for perfection in every process. Our goal is to be responsible

to our products and customers by supplying the best quality product.

Quality Control

Our company introduced testing equipment,for product testing,raw materials,semi-finished products,

finished products.

♦ Mechanical Properties Testing

Room-temperature and high-temperature mechanical tests, Brinell hardness, HRC hardness,

Vickers hardness, micro-hardness, expansion, flattening, cupping, bending, compression.

♦ Metallurgical & Corrosion Analysis

Macrostructure analysis, fracture detection, conductivity/resistance, density, grain size, hydrogen

embrittlement, residual stress, dezincification corrosion, salt spray, annealing.

♦ Dimensional & Surface Measurement

Surface roughness, burr angle, radius, inner and outer diameter measurement.

Ocean Shipping

1) We always load our galvanized steel sheet carefully.

2) We keep the weight balanced, stack them flat, and secure them tightly to prevent any movement.

3) Each sheet is well protected from scratches and moisture, we added many desiccants to keep them dry.

4) Our aim is simple – your goods arrive safe, sound, and exactly as expected.

Some Basic Parameters

Qingdao Jero steel company is a professional raw material integrated supplier, located in the beautiful costal city, Qingdao,

mainly product is steel material and Aluminum alloy sheet/coil.

• We guarantee the product quality by our 4 person's inspection team, professional equipment, they are in charge of the quality

inspection in the factory before delivery, that is the key point for getting a stable and sustainable development.

• We have strictly constraint for every step, such as production, package, inspection, delivery etc.

• Besides, we have excellent sales team, each member have over 4 years raw material export experience, they can judge the

 market changes to a certain extent and provide some reasonable advice for customers.

A stable customer can bring us good reputation and constantly economic benefit. For the past years, relying on a perfect quality

management system and a rigorous service attitude, we get a trusted brand image in the minds of customers.