High quality carbon iron floor drain grate cover

Specifications floor drain grate cover

Material:carbon steel

Surface:plain,serrated

Use:stair treads,structure

ISO 9001

welded steel serrated flat bar grating  
  Product Description    t's a series of metal bars positioned vertically,placed an equal distance apart and joined by cross members to form a rectangular or reticuline pattern. 1.Material mild carbon steel,stainless steel,aluminum 2.Bearing bar It's the vertically positioned bars. Size:from 3/4"×1/8" to 7"×1/2" Bearing bar pitch: from 15/16" to 38/16" 3.Cross bar Used to secure the position of the bearing bars. Cross bar pitch: 2" or 4" 4.Optional surface Plain surface Serrated surface Optional end banding Method of assembly

	Item	floor drain grate cover
	Bearing Bar	3/4"x1/8"to 7"x1/2"
	Bearing Bar Pitch	15/16" to 38/16"
	Cross Bar Pitch	2" or 4"
	Surface	plain,serrated

Feature of floor drain grate cover 1.Optimum water draining: Water leakage area reaches 83.3%,which is more than two times larger  than that of cast iron. 2.Hot-dip galvanizing: Good antirust performance,maintenance free and replacement free. 3.High strength: With strength and toughness far higher than those of cast iron,it can be used in the environment with large span  and heavy load,such as the wharf and the airport. Specification of floor drain grate cover Bear bar pich as 30mm cross bar pitch as 50mm,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

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

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