QTY. 3. KINKA 6" 300 CG8M FLANGED CHECK VALVES KINKA

QTY. 3. KINKA 6" 300 CG8M FLANGED CHECK VALVES KINKA 300-6 CG8M S3AH1 CG8M IS ONE 19 CR/11 NI WITH MO STAINLESS STEEL GRADE WHICH LISTED IN ASTM A351 AND ASTM A743 AND ASTM A744 STANDARD. CASTING UNS NUMBER IS MUCH BETTER THAN CF8M BECAUSE IT HAS 3% TO 4% CONTENT OF MOLYBDENUM BUT CF8M ONLY HAS 2% TO 3% MOLYBDENUM CG8M IS A "300" SERIES GENERAL CORROSION-RESISTANT ALLOY THAT ALSO HAS EXCEPTIONAL TOUGHNESS. THE ALLOY OFFERS GOOD STRENGTH WEAR AND GALLING RESISTANCE. THE ALLOY HAS UP TO 21% CHROMIUM AND UP TO 13% NICKEL THAT HELPS BOOST CORROSION RESISTANCE.