Galvanized Steel Grating for Drainage System

• Customization: Available
• Certification: ISO
• Application: Steel Structure Walkway, Drain Cover
• Model NO.: ALL
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Transport Package: Bundle by Steel Belt
• Specification: All
• Trademark: LIHONG
• Origin: China
• HS Code: 7308900000
• Production Capacity: 50ton /Days

Product Description

Galvanized Steel Grating for Drainage System

"LIHONG" brand steel grating is widely used in road, square, garden, dock, airport, railway, and other city construction projects.

Ningbo Lihongyuan Steel Grating Co., Ltd is a professional manufacturer in the field of steel grating,stair treads,trench cover,steel fence,etc.We have 3 running lines with yearly capacity of 15, 000tons.Our grating has exported to more than 30 countries,including AU,Europe,Southeast Asia,Africa,Middle East,etc.We always stick to manufacturing good quality products for our valuable customers worldwide.For sure,Ningbo Lihongyuan is your right partner for purchasing & developing quality goods in China. 

1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 25 x 3 to 100 x 8; The specification of I-section type is 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 4, etc.

2) Bearing Bar Pitch (center to center):
12.5, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4) and so on. >

3) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel

4) Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing

5) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS
 
Quick Guide to Choosing the Right Flooring

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
		2400	G655/30/100	2800	G756/30/100