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Weien

Zhengzhou,Henan,China China

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المنتوجات: 6

Research and analysis of the 2013 Chinese concrete machinery industry

Compared with the first half of 2012construction machineryoverall decline of more than 20%, positive growthconcrete machinery industryhas beenconsider

Ductile iron pipe is a cast iron pipe

Ductile iron pipe is acast iron pipe.The qualityrequirementsof cast iron pipenodulizing gradecontrol1-3(spheroidization rate"80%), so...

The development history of nodular cast iron pipe

In 1947 the BritishH.Morrogh found, inadditionalCEeutecticgray cast iron, the content in more than 0.02wt%, spherical graphite.In 1948the Un...

Connection flange connection

Flange(flange)connection is to the two pipes, fittings or equipment, each first fixedin a flange, the flange between the two, together with flange pad

Foam concrete bricks machine

Foam brick equipment , foam block equipment , foam concrete production line , foam concrete block device is by chemical or physical methods according

Foam concrete mixer

Description of HZS150 Concrete Batching Plant: HZS series of concrete mixing plant is developed by our company on the basis of adopting the world'

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