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Ductile iron manhole round covers,Ductile iron manhole square covers,Ductile gratings_BOTOU CITY WANGWU TOWN TIANLONG CASTING FACTORY
Aug 30
2017
Principle of noising noise of nodular cast iron manhole cover
Covers added noise to life, and high risk, but a new type of nodular cast iron manhole covers solved this difficult problem, reduce the urban noise, also reduces the risk of road traffic....
Aug 30
2017
The cleaning method of nodular cast iron manhole cover
In the ordinary use of ductile iron manhole cover to be properly maintained, regular cleaning of it, so that it can guarantee its use quality and the later service life. We need to check regularly to ensure its safety and stability. ...
Aug 30
2017
The detection method of the well circle of nodular cast iron manhole cover
Check the combined effect of the nodular cast iron manhole cover to ensure that the nodular cast iron manhole cover will not be wobbly and loud after the installation and use, and the well cover shall not exceed 1mm with the well frame.
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Aug 30
2017
What are the causes of the hole in the hole cover of the ductile iron manhole cover?
In the process of production of ductile iron manhole, one of the problems that is easy to arise is the problem of the Angle of the Angle....
Aug 30
2017
How to prevent the deformation of the ductile iron rainwater
Ductile iron rainwater is made of nodular cast iron and is generally not deformed, especially with superior quality, which can be maintained for a long time....
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Botou City Wangwu Town Tianlong Casting Factory mainly engages in production of EN124 standard series products and gray cast ion and nodular cast iron products, including thousands of varieties such as A15, B125, C250, D400, E600 and F900 trench well lids and trench dandruff combs included in the EN124 standard series products.
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Botou City Wangwu Town Tianlong Casting Factory
PHONE:+86-17333750346
PHONE:+86-18103275288
TEL:0317-8396008
FAX:0317-8396808
ADD:CHANGLE VILLAGE,WANGWU TOWN,BOTOU CITY