DDZ型对开式吊卡适用于提升18°锥台肩钻杆 、钻具等。负载从100吨到750吨。扣合管径从2 3/8”到6 5/8”。吊卡按照API Spec 8C《钻井和采油提升设备规范》设计、制造。

DDZ series elevators are center latch elevator with 18 degree taper shoulder,applied in handling the drilling pipe and drilling tools,tec.The load ranges from 100 tons to 750 tons.The size ranges from 2 3/8"to 6 5/8".The products are desinged and manufactured according to the requirements in API Spec 8C Specification for Drilling and Production Hoisting Equipment.