Pipe ultrasonic flaw detection should be in line with JB1151-73 "high-pressure seamless steel pipe ultrasonic flaw detection" provisions.

2018-10-16

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In July 2008, ARC Consulting Group senior analyst Mr. David Clayton (David Clayton) in the "Control Valve Worldwide Outlook" article: based on the rapid growth of the global control valve market in 2006, 2007 two years, forecast the next five years, the global control valve market will maintain a 6% compound annual growth rate. Control valve market will maintain a compound annual growth rate of 6%, based on 2007 global control valve market sales of $4.8 billion, by 2012, the global control valve market is expected to exceed $6.4 billion (Figure below).

2018-12-05

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