On mechanism cast-iron drainpipe with ductile joint
WANG Bao-hua
It points out that cast-iron drainpipe with ductile joint and application is convenient in construction,reliable in quality,good in sound proofing and broad in development prospect,and puts an emphasis on the introduction of the present state of cast-iron drainpipe with ductile joint in China and the categories,advantages and construction technology of mechanism cast-iron drainpipe with ductile joint.Combined with projects,it shows that mechanism cast-iron drainpipe with ductile joint is good in operation result.
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