... ;ISO7-1;BS21 5.ONE BY ONE TENSILE TEXT Malleable iron pipe fittingsSuitable for pressure Max 1.6Mpa, temperature Max 200 ... , oil, gas, etc.Finishing:(Black) Painting, Galvanizing, Elctro-platingStandardsCompany Standard: Q/TM05-2006(partially based on JIS B2301)GB/T3287-2000ISO5922 ... , Beijing Yintai Center, Fortune Center(CBD), Global Trade Center, etc. Cast iron fittings