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Home – Steel Pipe Fittings – Butt Weld Cross (Equal/Reducing) – cross grade selector Butt Weld Cross Grade SelectorMatch the cross grade to your service — temperature, medium, pressure class Service temperatureCryogenic (below -46°C / -50°F)Low temp (-46 to -29°C)Ambient to 427°C (-29 to 800°F)High temp (above 427°C) Medium / corrosionGeneral / non-corrosive (oil, gas, water, steam)Mild corrosion / general stainless serviceChloride / seawater / brineSour gas / acid / aggressive chemicalFood / pharma / hygienic Pressure dutyStandard plant / process pipingHigh-pressure transmission pipeline (API 5L grade) ASTM A234 WPBCarbon steel cross for general pressure service, -29 to 427°C, 415 MPa tensile / 240 MPa yield.ASME B16.9 dimensioned Request this grade with EN 10204 3.1 MTC →