... house inspection 4. Quickly deliever time. 5. high quality pipe fitting is ued for nuclear power, power plants, LNG, oil ... Natural Gas & Petroleum Industries; Chemical & Fertilizer Industries etc.1) Pipe Fitting: Seamless and Welded2) Size: 1/2" - 72"3) Material: ... PA22, PA23,PA24, PA25, PL3804) Standards: ANSI B16.9, B16.28, DIN2605,DIN2609, DIN2615, DIN2616, DIN2617, JIS2311, JIS 2312, JIS2313, ...