Dear everyone,
I have issues with a few of our pipelines which are non-piggable and are under active corrosion. I wonder if you know any company or technique could assist to remediate the corrosion for internal pipe corrosion? Thanks in advance for your assistance.
I have an old control valve Fisher with 4160 Controller and 657 Actuator Fail Open type. I would like to install this Control Valve to a similar application required Fail Close type.
My supervisor indicated to Fail Close would require Actuator 667 Model to be able to switch the valve to Fail...
Dear friends,
I have a 20" Actuator Valve with 6500 lbs weight and 14 feet above ground, vertical setting. The valve will thrust 156,000 lbs force (80 Tons) with double acting cylinder with 1 hydraulic cylinder sits on top. The vendor told us we do not require to use external anchor or bracing...
Hello everyone,
Could you assist me with a firm (contractors) who could perform internal coating of our pipeline. I recently experience severe problems with our internal corrosion on non piggable lines with low flow. Does anyone have any governing agencies like DOT 192 (Gas) or Engineering...
I am still confused between terminology when contractors are referring to lower, bore, directional drill of a pipe segment. I hope I could be lucky enough to have someone explain to me in details. Thank you very much.
Hi everyone,
I have been working about 6 months in piping design system, however due to insufficient piping background, I have difficulties drafting and understanding piping design concept such as isometric drawings, bill of material, and piping specifications. I like to learn the refinery...
Can you tell me hours required to drop the following pipeline from high pressure to low pressure?
8.5 miles of isolated 12” pipeline @ approx. 595 psig to equalize @ 40 psig thru a 1.5 sq. inch open valve.
Please explain to me if you have sometime how to come up with a solution to this...
