Nodular manhole cover manufacturer
2015-08-27 00:00:00 http://fisherbuses.com/supply/93.html
A lot of construction work is related to a lot of our building materials. Today, we are going to introduce you to the basic information about nodular manhole covers
. Let's take a look at some simple descriptions of our nodular manhole cover
Yield strength ós≥300MPa, which is the same as low-carbon steel, and is three times that of gray iron material. The chemical composition is strictly required. The carbon and silicon content of the original molten iron is higher than that of gray cast iron, which reduces the content of manganese, phosphorus and sulfur in ductile cast iron. If it is a new well cover, two holes are reserved as required during casting. Just install the anti-theft device. Wide application range and low cost. It can avoid the noise generated when the manhole cover is used, the step is simple and firm, the manufacturing device technology is not messy, and the material is saved, and the price is cheap. Grooves equipped with noise-proof rubber strips are machined on the manhole cover base, the total length is half of the perimeter,
Have you already grasped the information about him? If you still have the information you need to grasp, please come to our manhole cover manufacturer
to inspect it. Our staff will definitely bring you high-quality enthusiasm Services. look forward to your visit! !!