Black backnut 310 F
Thread pipe fitting from malleable cast iron, kind – checknut with inner tubular thread, black design. Inner thread G is cylindrical for loose of joints on threads according of norm ISO 228-1. Produced according of norm EN 10242, mark P4.
Using:
Intended for distribution of water, air, gas, nonabrassive and nonaggressive fluid to allowed press 25 bar and temperature from -20 to 120°C, with necessity of prevention for freezing of media.
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