Product Details

Specifications

1serrated steel grating
2. tenstile &corrosion
3.beautiful surface
4.hot dipped galvanized
5.ISO9001

1.what is steel grating ?( serrated steel grating ) -- steel grating ( platform grating ) is made by bearing bar and cross bar according to the flat-steel weft arrangement, in high-pressure spacing on resistance welder welded by cutting, incision, opening, overlock process such as processing and into customer requirements finished products

Type of bearing bar :Flat bar, serrated bar, I type bar,serrated I type bar

2. HDG i type steel grating specification

Bearing bar pitch	Cross bar pitch	load steel size ( Width ×Thickness)
Bearing bar pitch	Cross bar pitch	20×3	25×3	32×3	40×3	20×5	25×5
30	100	G203/30/100	G253/30/100	G323/30/100	G403/30/100	G205/30/100	G255/30/100
30	50	G203/30/50	G253/30/50	G323/30/50	G403/30/50	G205/30/50	G255/30/50
40	100	G203/40/100	G253/40/100	G323/40/100	G403/40/100	G205/40/100	G255/40/100
40	50	G203/40/50	G253/40/50	G323/40/50	G403/40/50	G205/40/50	G255/40/50
60	50	-	G253/60/50	G253/60/50	G403/60/50	G205/60/50	G255/60/50
Bearing bar pitch	Cross bar pitch	load steel size (Width ×Thickness)
Bearing bar pitch	Cross bar pitch	32×5	40×5	45×5	50×5	55×5	60×5
30	100	G325/30/100	G405/30/100	G455/30/100	G505/30/100	G555/30/100	G605/30/100
30	50	G325/30/50	G405/30/50	G455/30/50	G505/30/50	G555/30/50	G605/30/50
40	100	G325/40/100	G405/40/100	G455/40/100	G505/40/100	G555/40/100	G605/40/100
40	50	G325/40/50	G405/40/50	G455/40/50	G505/40/50	G555/40/50	G605/40/50
60	50	G325/60/50	G405/60/50	G455/60/50	G505/60/50	G555/60/50	G605/60/50

3.international standard - i type steel grating

Steel Grating Standard
	Steel Grating Standard	Steel Standard	Galvanizing Standard
China Standard	YB/T 4001.1-2007	GB700-88	GB/T13912-2002
USA Standard	ANSI/NAAMM (MBG531)	ASTM (A36)	ASTM (A123)
U.K. Standard	BS4592	BS4360 (43A)	BS729
Australia Standard	AS1657	AS3679	AS1650
Deutsche Standard	DIN24537	DIN17100-80	DIN50976

4. i type steel grating common introduction-

Features:	Durable, heat-resistant wear-resisting, fight stress is strong.
Usage:	Widely used in coal, mining, petroleum, chemical industry in the screening and filtration, dehydration, desliming etc . It has very high strength and carrying capacity, Our company can make various shapes of screening filtering device according to customer request.
Material:	Carbon steel, Stainless steel and so on
Surface treatment:	Hot-dipped-galvanized ,electro galvanized or PVC coated ....
Size:	Standard or OEM(Making as the customers request).
Packing:	Naked or packing as the customers reques

5.delivery terms- hot dip galvanized i type steel grating

Delivery	Within 15-20 days after receiving the deposit
Payment terms	EXW: 100% T/T. FOB: T/T, 30% deposit, 70% balance payment before shipping. CIF: T/T, 30% deposit, 70% balance payment at the sight of copy of B/L.
HS code	7308900000
Price validity	Within 7 days

6 hot dip galvanized i type steel grating manufacturing process

CROSS BAR

BEARING BAR

steel grating platfform

trench cover grating

steel grating ceiling

steel stair treads