... 4.Strength:experiences suppling big project like MIS Description for ProductTechnical Parametersnominal pressure: 1.6, 2.5, 4 ... water tracing or electrical tracing band is required for services below 0°c)applicable medium: petroleum, purified ... gas, sour gas, city gas and corrosive / non-corrosive medium Material for Main Parts descriptionmaterialDescriptionMaterialbody, bonnetWCB, 1Cr18Ni9Ti, 22Cr, ...