Based on advanced equipments and techniques, strict testing and measuring means, as well as professional management system, our products are of fine nature. As being under high centrifugal force, the metal grain structure of the pipe is homogeneously intensified, and the pipe finish is particularly smooth and the wall thick ness extremely uniform, and really ideal medium for drainage of modern high buildings, vent system and agriculture irrigation etc. And the products conform to the requirements of UPC of USA, CSA of Canda and KSA of Korea.
STANDARD ACCORDING TO: ISO6594/CISPI301/KSD4307/EN877/ASTMA888/CSA B70-97.