石油钢管 OCTG ; Petroleum steel pipes
华锐石油钢管有限公司 Faray Petroleum Steel Pipe Co., Ltd
回油钢管 connection tuboil drain
油管钢 casing steel ; tubing steel ; tubular steel
红油涂面钢管 Red Painted Steel Pipe
钢管充油电缆 Pipe type oil-filled cable
石油裂化用钢管 steel tubes for petroleum cracking
油管钢腐蚀 Corrosion of Oil Pipe Steel
ERW石油套管钢 ERW oil casing steel
介绍了钢管接触法超声波探伤缺陷定位方法——手指蘸油触摸法，分析了利用此种方法进行缺陷定位的理论依据。
The author introduces a pipe defect locating method by contact type ultrasonic detection — finger oil dipping touching method and analyses the theoretical basis of defect locating by this method.
环氧树脂涂塑钢管适用于给排水、海水、温水、油、气体等介质的输送，聚氯乙烯涂塑钢管适用于排水、海水、油、气体等介质的输送。
Delivery of epoxy resin coated steel pipe is suitable for water, water, water, oil, gas and other medium, PVC plastic pipe for drainage, water, oil, gas and other media delivery.
断绳安全装置滑道加油时，油不得流入制动瓦和导轨架无缝钢管之间。
When adding oil to the rope-break safety instrument, the oil shouldn't flow to the brake and seamless steel pipe.
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