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FM - 200Specification: Manufactured in accordance with DOT 4BW-450 minimum Material: Grade 2 or Grade 3 Carbon %. . . . . . . . . . . . . . . . .24 max .22 max Manganese % . . . . . . . . . . . . . 0.5-1.0 max 1.25 max Phosphorus % . . . . . . . . . . . . . 0.40 max 0.45 max Sulphur %. . . . . . . . . . . . . . . . 0.05 max 0.05 max Ref. Temp. for Developed Pressure:. . . 122 °F (50 °C) Developed Pressure at Ref. Temp: . . . 482 psi (33.2 bar) Hydraulic Test Pressure: . . . . . . . . . 900 psi (62.1 bar) Minimum Burst Pressure: . . . . . . . . 1800 psi (124.1 bar) Thread Type: . . . . . . . . . . . . . . . 4 in. 8UN Paint Finish: . . . . . . . . . . . . . . . Red epoxy polyester or red polyester powder coated Maximum Fill Density: . . . . . . . . . . 1 kg/L Minimum Fill Density: . . . . . . . . . . 0.5 kg/L
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