Drain Cover

Specifications Leading manufacture

Steel grating, drain cover, trench cover

Material:stainless steel, mild steel

Custom size are acceptable

Steel Grating, Bar Grating, serrated steel grating, Drain cover, trench cover Material: Mild steel: ASTM A36, BS4360, JIS G3101 &SS400 Stainless steel: SUS 304& SUS 316 Type: plain, serrated, I, press-locked Surface treatment: painted, galvanized, untreated Standard of steel grating:

Countries	National standards	Materials	Galvanizeing standards
China	YB/T 4001.1-2007	GB 700-88	GB/T 13912-2002
America	ANSI/AAMM(MBG531-00)	ASTM(A36)	ASTM(A123)
UK	BS 4592-1995	BS 4360(43A)	BS 729
Australia	AS 1657-1992	AS 3679	AS 1650

Specification of steel grating:

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	50	50		G253/60/50	G253/60/50	G403/60/50	G205/60/50	G255/60/50

Custom size are acceptable, pls send me your required specifications.