... as 760 tyep,820tyep,900tyep,860tyep for roof,wall Corrugated steel tileFW-380-760-type roof FW-380-760-type pressure ... suitable for roofing system, which is characterized by intensity, flow line is good, strong and leak-proof performance with Tan reasonable ... distance, to reflect the unique characteristics of light steel building structures. Effective use of the width of 760mm.