Product DetailsCorrugated steel sheetquality problemPoor adhesion, down lateral buckling, lateral buckling up, upward warping longitudinal, vertical downward warp, S-type warp, two-way warp, part unglued, double-effect warping, glossy paper crease, low flute , flute wrinkles, lower the thicknessHear are 7 Reasons to Buy Steel products from us:1. Long History  -  more than 15 years experience in steel Industry2. High Quality -  ISO 9001 Quality Management System Certification, Reach compliant.3. Fast Delivery - About 30 days or according to your requirement.4. Small Order Acceptable - We treat every order well5. Wonderful Team - Fast response and Good service6. OEM Acceptance - Many years OEM experience 7.  Abundant Products - Full product lines Characteristics1.weather proof2.Anti rust3.Fire proof4.Heating insulation5.Long life span: more than 20 yearsmaterialSPCC, SGCC, Dx51D,SGCH and so onstandardJIS G3312 (equivalent to TCD51D, CGCC, ASTM A755)Thickness of coating0.2mm～1.0mmFor wall or roofingroofing