... 1)diameter:1/2",3/4",1",1-1/4",1-1/2",2",2-1/2",3",4" 2) standard: BS,ANSI,DIN,JIS Features: 1 ... ) Healthy and non-toxic, free of stain and scale 2) High temperature resistance (maximum water temperature is ... of service life under normal condition12) Work temperature: 0-60oC1. Diameter: 1/2"15mm) to 4"(100mm)2. ... Working pressure:1/2"15mm) to 2"(50mm) 235psi @ 73 150psi ...