The galvanized layer of hot dipped GI sheet features both psychical shielding effect and electrochemical protection effect on steel substrate. Relying on good anti-corrosion, hot dipped GI sheet is widely applied in many fields. Here CAMELSTEEL will introduce the electric-arc welding technology…
Hot dipped galvanized plate is an effective metal anti-corrosion method. And it’s firstly applied in metal structure equipment in various industries. With quick development of high-voltage transmission, traffic and communication work, the demand for steel shield becomes stronger. And accordingly,…
At present, domestic PPGI market suffers many problems. Such as low market access threshold, excess production capacity and chaotic market competition order. It’s suggested by some plants to classify PPGI by service life and make a quantized standard to test the quality….
CAMELSTEEL will analyze the advantages and disadvantages of some colour GI roofing sheet waterproof construction plans. 1. Traditional construction way. Waterproof layer construction: polyester nonwoven+ sun-proof coating. Construction way: Pave polyester nonwoven while painting coating. And then paint sun-proof coating…
Colour GI sheet uses top composite technology to highly integrate steel with peritoneum which is bright in color. It unities good performances of many materials. Generally, chemicals used for the degreasing of colour GI sheet is universal in various crafts. Yet,…
The steel market fluctuated last week. The supply and demand were weak and trading was moderate. Steel market fluctuated: Bullish and bearish factors interlaced in the short-term market. Downstream demand remained weak. Transactions appeared moderate although downstream galvanized strip and…
In the view of CAMELSTEEL, the impacts of use environment on prepainted GI sheet can be analyzed in two aspects: 1. To select shell plate of prepainted GI sheet shall consider regions under normal situation. Yet the impact of microenvironment shall also…
Most of roof materials in the market are PPGL steel sheet roofing materials and asbestos tile. Asbestos tile is a traditional water-proof material, yet PPGL steel sheet roofing materials raised in recent few years. Here CAMELSTEEL will compare the two materials and…
Black spot is a defect which is not easy or unable to find during the production of cold-rolled plate. It will impact the surface quality of follow-up processing. To study black spot has positive effects on improving product quality of…
Generally, there are some matters needing attention for colour coated galvanized plate in the initial structure stage. For colour coated galvanized plate, matters needing attention in structure stage is crucial and important, and CAMELSTEEL will have a briefly introduction here:…
