Changsha galvanized pipe spot price trend, galvanized pipe manufacturer Shengshida

rb company is a professional manufacturer,
various models and specifications are complete, and can also be customized according to customer requirements
rb hot-dip galvanized pipe
In order to improve the corrosion resistance of
steel pipe
Performance, galvanizing general steel pipes.
Galvanized steel pipe
There are two types of galvanizing: hot-dip galvanizing and electro-galvanizing. Hot-dip galvanizing has a thick zinc layer, while electro-galvanizing has a low cost and the surface is not very smooth.
Oxygen-blown welded pipe
: Used as a pipe for oxygen-blown steelmaking, generally small-diameter
welded steel pipe
There are eight types of specifications:
/ inch. Made of steel strips of
,
or

, in order to prevent corrosion, some need to be effectively aluminized.


rb
Most of the old houses are made of galvanized pipes. The iron pipes used for gas and heating are also galvanized pipes. Galvanized pipes are used as< br/> Water pipes
After several years of use, a large amount of rust will develop in the pipes. The yellow water flowing out not only pollutes the sanitary ware, but is also mixed with bacteria that breed on the rough inner wall. The rust causes excessive heavy metal content in the water, seriously endangering human health. . In the 1960s and 1970s, developed countries began to develop new pipes and banned galvanized pipes. China's Ministry of Construction and four other ministries and commissions have also issued documents clarifying that galvanized pipes will be banned from 2020. At present, galvanized pipes are rarely used in cold water pipes in newly built residential areas, and hot water pipes in some residential areas use galvanized pipes.
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rb Nominal wall thickness
rb Coefficient
rb Steel grade

B

B< br/> rb The test pressure value
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rb Theoretical weight table and formula of galvanized pipe
rb Theoretical weight formula of galvanized pipe: (diameter
wall thickness)
wall thickness
*.=
Weight per meter (kg
/
meters)
Contact number
(Mr. Zhu
)
Same number on WeChat