Pickproof TrenchCover with CE Approval
This well cover is widely used in city construction projects due to its pickproof characteristic. Its frame is made up of angle steel, and tightly joined with the steel grating through the hinge. We can produce any size or specification
Ningbo Jiulong Machinery Manufacturing Co., Ltd is one of the largest steel grating manufacturer in China. We have 7 running lines with yearly capacity of 50, 000tons. Jiulong grating has exported to more than 30 countries. Choose Jiulong grating is your right decision!
Features:
1) Bearing bar specification: 20 x 3 to 100 x 6
2) Bearing bar pitch: 12.5, 15, 30, 40, 60mm etc, also be according to client's requirement and 30, 40, 60mm are recommended
3) Cross bar pitch: 38, 50, 76, 100mm, also be according to client's requirement and 50, 100mm are recommended
4) Material: Mild steel or stainless steel
5) Surface treatment: Untreated, painted or hot-DIP galvanized
6) Steel Grating Standards:
A) China: YB/T4001-1998
B) USA: ANSI / NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
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