weathering resistant steel fast delievery 20GP/HC, 40GP/HC, CSC ISO 9001 container manufacturer 1.Build by corten steel 2.20GP/HC, 40GP ... ranging from -40°C(-40°F) to 70°C(158°F) without effect on container's strength and watertightness.1,High sealing ... quality Gaps are fully welded2,Good appearance with competitive price3,Multifunction to meet ...