Hot-dipped galvanized 30*3 galvanized steel grating

Model Number: XBY-SG-72 Brand Name: XBY Key Specifications/Special Features: 1) Bearing bar (load bar)Specifications:Specification of plain type and serrated type bearing bar is 25 x 3 to 100 x 8Specification of I-section type is 25 x 5x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4mm2) Bearing bar pitch (center to center): 12.5, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100mm, also be according to clients requirement and 30, 40, 60mm are recommended, America standard is available<1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4'' (19-w-4)3) Materials: mild steel (low carbon steel) or stainless steel4) Surface treatments: untreated, painting or hot-dipped galvanizing5) Steel grating standards:A) China: YB/T4001-1998B) USA: ANSI/NAAMM (MBG531-88)C) UK: BS4592-1987
D) Australia: AS1657-1999
E) Japan: JJS