Monday, August 26, 2013

Spiral seam welded pipe hydrostatic burst test

Spiral seam welded pipe hydrostatic burst test is a destructive test, tube sheet through the entire plate surface ultrasonic flaw inspection, pipe weld inspection by X-ray inspection, hydrostatic testing, ultrasonic flaw detection, thickness and tensile performance test after passing to qualified steel pipe as a burst test. For critical oil and gas pipelines with spiral seam welded pipe, in the technical standard book require manufacturers to do hydrostatic pipe burst test, and provide a burst test report.

Blasting field locations should be selected in the absence of personnel and motor vehicles have passed a safe place; when set in the underground or semi-underground, blasting tests when they set up warning signs to prevent persons and motor vehicles. The device consists of blasting proving ground burst test units, feed pump, high-pressure injection pump, electric control box, computer control systems, pressure sensors, temperature sensors and other components. 4m from the bursting pipe installed at both ends of electronic cameras, surveillance blast scene, you can see through the monitor screen blasting process.

By burst test, to verify product performance and process reasonable. Burst pressure and other relevant data for the design of units and users to provide reference; pipe manufacturers through experimental analysis to find areas of improvement to help improve product quality. Spiral seam welded pipe burst test device. Spiral seam welded pipe manufacturers should have burst Proving Ground, generally divided into temporary and permanent blasting blasting Proving Ground Proving Ground.

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