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  1. KhooWL

    Fire safe Valves

    when a supplier claimed that their valves are to fire safe design means they must have fire test certificate. they only need to test 1 size to satisfy all other sizes like what Littleinch had said. Go Google search under image for "API 607 fire safe" and you will know. API 607 = ISO 10497...
  2. KhooWL

    Does any company make a 1" threaded double-wafer check valve?

    Quote by him "Not like these which get jammed up with enough pressure." Am i reading it right? must be not enough pressure. Go try with high pressure and check whether it will jam or not.
  3. KhooWL

    carbon steel with nickel chrome ball for seawater fluid?

    Anyway, KKeong bro. are you from SG?
  4. KhooWL

    carbon steel with nickel chrome ball for seawater fluid?

    yea, our standard ball valves is: Body - WCB Trim - 316 they are looking for 1/2",1",2",4" and 6". Qty less than 30Pcs total combine. i told him, 316 is made up of 16Chrome-12Nickel-2Moly, but he insist of using carbon steel with nickel chrome plating. I seriously dont understand why, i...
  5. KhooWL

    carbon steel with nickel chrome ball for seawater fluid?

    i have trouble with a client insisting to have ball valves's ball in carbon steel with nickel chrome plating, instead of standard 316 ball for seawater as fluid. ·Operational liquid: Normal sea water ·Operational temperature: 20-35 deg C ·Operational pressure: 7- 8 bar Max. please help
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