thin-wall stainless steel water pipe (welded) polised inner and outer can be used for transfering water, gas, fluid and so on. ... the pressure of under 1.6Mpa, conveying drinking water, hot-water, high-temperature water (≤135°C), etc, and also can refer ... . Pipes' grade and Application: GradeApplication0Cr18Ni9(304) Pipes for drinking water, hot-water, gas, air, medical gas, etc. 0Cr17Ni12Mo2(316) the ...