steel grating platform usd in construction project

Specifications

1. Full range of steel gratings.
2. 4 running lines with more than 20,000 tons per year.
3. ISO9001:2008 quality system

Detail Descreption of walkway grating/platform steel grating/flooring steel grating/drain cover/trench cover/stair tread/bar grating/grates/painting steel grating.

 

 

1> Material: Carbon steel or stainless steel grating

2> Bearing bar specification: 20 × 3mm to 90× 7mm

3> Bearing bar pitch: 12.5, 15, 25, 30, 40, 60mm etc. Also be according to clients requirement and 30, 40, 60mm are recommended

4> Cross bar pitch: 50, 100mm are recommended

5> Maximum length of black panel: 6, 100 mm

6> Surface treatment: Untreated, paint or hot dip galvanized

7> Steel grating standards:

A) China: YB/T4001-1998

B) USA: ANSI/NAAMM (MBG531-88)

C) UK: BS4592-1987

D) Australia: AS1657-1985

 

 

 

Item  No.	Bearing Bar  Pitch	Cross  Bar  Pitch	Specification  of  bearing  bar  load( width × thickness  )
			20× 3	25× 3	32× 3	40× 3	20× 5	25× 5
1	30	100	G203/30/100	G253/30/100	G323/30/100	G403/30/100	G205/30/100	G255/30/100
		50	G203/30/50	G253/30/50	G323/30/50	G403/30/50	G205/30/50	G255/30/50
2	40	100	G203/40/100	G253/40/100	G323/40/100	G403/40/100	G205/40/100	G255/40/100
		50	G203/40/50	G253/40/50	G323/40/50	G403/40/50	G205/40/50	G255/40/50
3	60	50		G253/60/50	G253/60/50	G403/60/50	G205/60/50	G255/60/50