1. Bearing Bar / Load Bar Specifications / mm: The specification of plain type and serrated type bearing bar is *0 x 3 to **0 x *0;the specification of I-section type is *5 x 5 x 3, *2 x 5 x 3, *8 x 5 x 3, *0 x 5 x 3, *0 x 5 x 3, *0 x 7 x 4, *5 x 7 x 4, *0 x 7 x 4, *5 x 7 x 4, *0 x 7 x 4, *5 x 7 x 4, etc. 2. Bearing Bar Pitch / center to center: *2.5, *5,*5, *0, *0.*6, *2.5, *4, *0, *1.*5, *5, *0, *0, *0.*2, *0, **0 mm etc, also be according to client's requirement and *0, *0, *0mm are recommended,
America standard is also available <1'' x 3/*6'', 1 1/4'' x 3/*6'', **1/2'' x 3/*6'', 1'' x 1/4'', **1/4'' x 1/4'', 1 1/2'' x 1/4''(**-w*4), (**-w*4), (*-w*4) and so on.>
3) Cross Bar Pitch / center to center:
*8, *0, *6, **0, **1.6mm etc, also be according to client's requirement and *0, **0mm are recommended, America standard is available.
4) Material:
Mild Steel / Low Carbon Steel or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot dip Galvanizing
6) Steel grating standards:
A) China: YB/T********8
B) USA: ANSI/NAAMM (MBG*****8)
C) UK: BS********7
D) Australia: AS********5
E) Japan: JJS.