steel grating 
galvanized drainage grating 
drainage grating

ISO9001-2008, GRATING SPECIALIST! 

"XBY" variety poise frame is widely utilized in way, paddle, garden, landing, field, track, and other port artifact projects.

Anpin Xinboyuan message interlock products co.,ltd is a grownup manufacturer in the parcel of brace framework,support treads,depression raiment,poise inclose,etc.We know 5 working lines with yearly volume of 25, 000tons.Our cacophonic has exported to writer than 30 countries,including AU,Europe,Southeastern Collection,Africa,Intervening East,etc.We e'er force to manufacturing hot attribute products for our worth customers worldwide.For trustworthy,Xinboyuan is your appropriate relation for purchasing & developing property artefact in Prc. 

1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 25 x 3 to 100 x 8; The specification of I-section type is 25 x 5 x 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 4, etc.

2) Bearing Bar Pitch (center to center):
12.5, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's 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) and so on. >

3) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel

4) Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing

5) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS