... to 0.55mm3) Width available: 720mm to 1050mm4) Temper: T-3, T-3CA, T-4, T-4CA, DR8, DR95) Coating: 1.1/1.1 ... , 8.4/2.8, 11.2/2.86) Standard: GB/T 2520-20007) Materials: our materials are all imports.Tianjin jianghailong ... steel coil,color coated steel coil,tinplate ,metal stud and ceiling grid. ceiling T-Bar takes a second largest share of the domestic market ...