About Us.Founded in 1995,Qingdao Sino Witop Steel Group is a leading integrated company of manufacturing and trading in China.We mainly produce galvanized steel coil,galvalume steel coil,PPGI steel coil,cold rolled steel,galvanized steel,galvalume steel,pre-painted/color coated steel,tinplate and steel materials production.China PPGI PPGL Zinc Coating 40-180g Color Coated China PPGI PPGL Zinc Coating 40-180g Color Coated Galvanized Prepainted Steel Coil SGCC Grade,Find details about China PPGI,PPGL from PPGI PPGL Zinc Coating 40-180g Color Coated Galvanized Prepainted Steel Coil SGCC Grade Nov 30,2019·Galvalume steel is also called Steel-Zinc Alloy Coated Steel,Zincalume steel,aluminized zinc steel (aluzinc steel),SGLC,The galvalume metal is composed of 55% aluminium,43.4% zinc and 1.6% silicon solidified at 600 ~C.Its whole structure consists of aluminium-iron-silicon-zinc,forming a compact quaternary crystal alloy.PRE was established in 2009.We are a professional steel products supplier,offers a wide range of materials and have skilled and knowledgeable work force.We have the self supported import export right and cooperate with many steel factories on steel products ,including Galvanized Steel,Prepainted
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