... wire fence mesh 1.steel grating 2.Bearing bar pitch:30,40,60mm 3.Cross bar pitch;50,100mm black annealed wire ... platecross bar pitches:maybe 24-200mm,of which 50mm,76mm and 100mm are recommended.Surface process of gratings: hot-dipped ... galvanized ,electro-galvanized and spraying brushing and soaking.NoItemDescription1Bearing bar25x3,25x4,30x3,30x4,30x5,32x5,40x5 ...