Single Layer PB Pipe suppliers PB (polybutylene pipe: Polybutene) is a kind of inert polymer polymer, was born in 70s, PB resin is a butene -1 synthetic polymer complex, it has high temperature resistance, durability, chemical stability and plasticity, tasteless, non-toxic, odorless, temperature range is -30 to 100 DEG C that is cold and heat, pressure, no rust, no corrosion, no scaling, long...