——THREADED DRILLING RISER——
Threaded conductor 20",22",24",26",30",36" with length of 12±0.5m, wall thickness of 12.7~50.8mm and material of X52、X56、X60、X65 or as per customer requirements.
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——THREADED DRILLING RISER——
Threaded conductor 20",22",24",26",30",36" with length of 12±0.5m, wall thickness of 12.7~50.8mm and material of X52、X56、X60、X65 or as per customer requirements.
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