Grade Q235, or equivalent to ASTM A36. Grade Q345, equivalent to ASTM A572 Standard: JIS, DIN, ASTM ... a thickness 30-40μm thick final vinyl acrylic coat in a thickness of 60-70 ... μmFittings: 8 reinforced corner fittings (dimensions according to ISO standard 1161), rainwater pipe in the roof ... municipalities and autonomous regions, and have been exported to Europe, North America, the Middle East, Africa, ...