... Casting NC Machining CMM Checking Insert for Mud Gate ValveCarbon SteelInvestment CastingNC MachiningCMM CheckingInsert, W/LIP SealMachining ... from Casting Mud Gate Valve4" API Boot SeatWeight after machining: 2.30 ... precise toleranceSurface Treatment: PolishingWe manufacture a variety of gate valve parts, like valve body, valve bonnet, valve ...