Hot dip galvanized serrated steel flat bar twisted square bar grating - Various models

Hot dip galvanized serrated steel flat bar twisted square bar grating, 1. Excellent quality,, 2. competitive price - details see: https://www.buildingsupplieshub.com/hot-dip-galvanized-serrated-steel-flat-bar-twisted-square-bar-grating-10086773

Place of Origin: Shanghai China (Mainland)	Brand Name: NAPCO	Model Number: Various models	Material: Galvanized Sheet,Carbon steel or stainless steel 304, 316
serrated steel grating: color coated like Red, Yellow etc	type: press locked or plain serrated type	bearing bar type: flat bar, serrated flat bar,	crossing bar type: twisted rod, twisted square rod, round bar, flat bar
Surface treatment: Electrolytic polishing or Hot dip galvanized	Application: In trench, platform, stair	Packing: Usually packed in bundle	Inspection: On-site or the third party inspection is ok for us
Test: SGS inspection is ok for us

Hot dip galvanized serrated steel flat bar twisted square bar grating

Product info

a. Material: Q235B, A36, SS400, S235JR, SS304, SS316, SS304L, SS316L

b. Dimension: Thickness: 3mm-10mm

c. Flat bar pitch: 30mm,40mm,50mm,60mm

d. Twisted bar pitch: 50mm, 100mm

e. Length: Regular as 3m per piece

f. Material: A36 or equivalent material, SS304, SS316

g. Advantage: light weight, heavy load capacity, easy installation

h. Surface treatment standard: GB/T13192, BS EN ISO 1461-2009

i. Technical standard: YB/T 4001.1-2007 (GB), ANSI/NAAMM(MBG531-88) ( ANSI), BS4592-1987, AS1657-1985, DIN24537-1-

2006.

j. Surface treatment: Hot DIP galvanized, painting, acid washing and polishing for stainless steel grating.

k. Cross bar type: Round bar, I bar, twisted bar, twisted square bar. Flat bar type: Plain or serrated

Type

Bearing bar	flat bar	serrated flat bar	I bar	Serrated I bar
Crossing bar	Twisted rod	Twisted square bar	round bar	flat bar
Bearing bar pitch	30,40,50	30,40,50	30,40,50	30,40,50
crossing bar pitch	30,50,100	30,50,100	30,50,100	30,50,100

Normal size and weight form

Bearing bar pitch as30mm, crossing bar as 50mm and 100mm

Size (mm)	Weight kg/m2	Size(mm)	Weight kg/m2
255/30/50	54.1	255/30/100	45.8
325/30/50	64.6	325/30/100	56.2
355/30/50	69.1	355/30/100	60.7
405/30/50	76.6	405/30/100	68.2
455/30/50	84.0	455/30/100	75.7
505/30/50	91.5	505/30/100	83.2
555/30/50	99.0	555/30/100	90.7
605/30/50	106.5	605/30/100	98.3
655/30/50	114.0	655/30/100	105.7

Bearing bar pitch as 40mm, crossing bar pitch as50mm and 100mm

Size(mm)	Weight kg/m2	Size(mm)	Weight kg/m2
255/40/50	45.8	255/40/100	37.4
325/40/50	53.9	325/40/100	45.6
355/40/50	57.4	355/40/100	49.1
405/40/50	63.2	405/40/100	54.9
455/40/50	69.1	455/40/100	60.7
505/40/50	74.9	505/40/100	66.6
555/40/50	90.7	555/40/100	72.4
605/40/50	86.5	605/40/100	78.2
655/40/50	92.4	655/40/100	84.0