Pressure Resistance Welded Galvanized Bar Steel Gratings for Drain Grating Cover

• Certification: BSCI, ISO
• Application: Steel Structure Walkway, Foot Pedal, Drain Cover
• Shape: Flat Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Transport Package: Wrapped with Film and Straps, Steel Pallet Packing
• Model NO.: 8500
• Specification: 38, 50, 76, 100, 101.6, 110mm etc, or customized
• Trademark: JUYUN
• Origin: China
• HS Code: 7308900000
• Production Capacity: 10000tons/Years

Product Description

Steel Grating
Technical Data

Material	Low carbon steel, stainless steel or  customer requirements
Bearing bar specifications (mm)	20 X 3 to 100 X 10;  25 X 5 X 3, 32 X 5 X 3, 38 X 5 X 3, 40 X 5 X 3, 50 X 5 X 3, 50 X 7 X 4, 55 X 7 X 4, 60 X 7 X 4, 65 X 7 X 4, 70 X 7 X 4, 75 X 7 X 4mm, or customized
Bearing bar pitch (center to center)	12.5, 15, 25, 30, 30.16, 31, 32.5, 33, 34, 35, 38, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, or customized
Cross bar pitch (center to center)	38, 50, 76, 100, 101.6, 110mm etc, or customized
Surface Treatment	Nature, hot DIP galvanizing, paint spraying or  customer requirements
Features	Anti-rust, durable, strong, safe, easy installation
Packing	Wrapped with film and straps, steel pallet packing
Meeting steel grating standards	A) China: YB/T4001.1-2007 B) USA: ANSI/NAAMM(MBG531-88) C) UK: BS4592-1987 D) Australia: AS1657-1985

 

Load 3kPa/Deflection 5mm		Load 4kPa/Deflection 5mm		Load 5kPa/Deflection5mm
Span(mm)	Steel Grating Type	Span(mm)	Steel Grating Type	Span(mm)	Steel Grating Type
1500	G255/30/100	1400	G255/30/100	1200	G255/40/100
1800	G325/30/100	1710	G325/30/100	1500	G325/40/100
2100	G405/30/100	1780	G403/30/100	1800	G405/30/100
2400	G505/30/100	2030	G405/30/100	2100	G505/30/100
2800	G655/30/100	2350	G505/30/100	2400	G655/30/100