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Thank you. Steve.

Hello all, I am new to a role where I need to assess the likelihood of certain things happening on our facility. One scenario I have right now is the failure to close of a 2" Air Fail Close Soft Seated actuated ball valve. Is there a source that I can find typical Petro-Chem or Chemical...

Hallo all, I've started yesterday to look for Mechanical Seal Training information myself. I'm very impressed by the McNally stuff, however, I am looking for information that I can present to Plant Operators. The guys may never have seen a Mechanical Seal before, so it needs to start off...

Thank you all for your interest and time on this topic. I'm a Machinery guy really, so this input is invaluable to me. I'm not sure about a Butterfly valve. A major feature of the softseat ball valve failures is scoring of the seat caused by embedded debris in the soft seat. I'm not so sure...

I think in my opinion, its fair to say that in day to day factory situations when talking to the technicians, the two terms are interchangable. Regards Steve

Thank you for your responses, you have both given me some excellent information there. Regards Steve.

Hi all, I'm in a facility where we have about 1400 actuated ball valves, all 3". Many of the duties (for example) are on service manifolds, Steam on one side (~ 160 deg c) when closed with Chilled Brine (-10 deg c) Cooling water (~0 deg c) or other fluids (air, nitrogen etc) on the other...