Hot Dipped Galvanized Drainage Pit and Trench Cover
Ningbo Kyson Cool Electronic Technology Co., Ltd. , https://www.kysoncool.com
Features:
1. Surface treatment adopt hot-dip galvanizing process: with great corrosion and rust protection.
2. Articulated juncture, it is easy to open and have excellent function on guard against theft.
3. Attractive and durable appearance
4. Big mesh and better draining water. Water leakage area can reach 83.3%, it is twice as cast iron trench cover.
5. It can save material: long-span and heavy-load, lower than the price of cast iron; And can save the cost due to theft or crush
and of replacement of the cast iron cover.
6. Various kinds of products, can customize according to client's requirements.
Â
Item
Description
1
Bearing Bar
25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc;
 I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc
2
Bearing Bar Pitch
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc
US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.
3
Twisted Cross Bar Pitch
38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc
4
Material Grade
ASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc
5
Surface Treatment
Black, self colour, hot dip galvanized, painted, spray coating
6
Grating Style
Plain / Smooth, Serrated /teeth, I bar, serrated I bar
7
Standard
China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88),
UK: BS4592-1987, Australia: AS1657-1992, Japan:JIS
Â