Quote Originally Posted by sharmeen View Post
engr naeem.
Can you or anyone else provide api 617,618,619 and check valve api. if possible provide latest version
thanx in advance
Axial and Centrifugal Compressors and Expander-compressors for Petroleum, Chemical and Gas Industry Services (ANSI/API Std 617-2002)
API STD 617 7th Ed 2002.pdf 2.430 MB

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Check Valves: Flanged, Lug, Wafer and Butt-welding
API STD 594 6th Ed 2004.pdf 0.310 MB

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The latest version of API 618 is 2007 ( I have 1995) and API 619 is 2004 ( I have 1997)