洛陽来来エナジーテック株式会社
4inch PPR Pipes
違いとそれぞれの特徴:PVCパイプとPPRパイプの比較
Differences in Raw Materials PPR pipes are made from copolymer polypropylene, while PVC pipes use polyvinyl chloride. The differences between the two raw materials result in distinct performance and appearance. 例えば,…