Welcome to Hebei Jiuwang Metal Wire Mesh Co.,Ltd. Since 1992, we manufacture strong, safe, no-maintenance steel grating and accessories for a wide range of industrial uses.
Steel Grating Standard: A) China: YB/T4001-1998 B) USA: ANSI/NAAMM (MBG531-88), AISI, ASTM
C) UK: BS4592-1987 D) Germany: DIN
E) Australia: AS1657-1988 F) Japan: JIS
Steel Product Standard: CHINA GB/T 700-1988
Hot Galvanizing Standard: CHINA GB/T 13912-2002