http://www.oawellscreen.com/well-accessaries/ Well Accessaries factory Elevators Type DD Product description Model DD center latch elevators with square shoulder are suitable for handing drill collars, casing and tubings. The load ranges from 150 tons to 350 tons and the size ranges from 2 3/8 to 5 1/2. The products shall be designed and manufactured according to API Spec 8A/8C Specification for drilling and production hoisting equipment. Specifications ModelSize (in) Rated Capacity (short tons) DPCASINGTUBING DD-1002 3/8 to 5 1/24 1/2 to 5 1/22 3/8 to 4 1/2150 DD-2502 3/8 to 5 1/24 1/2 to 5 1/22 3/8 to 4 1/2250 DD-3502 3/8 to 5 1/24 1/2 to 5 1/22 3/8 to 4 1/2350 Elevators Type DDZ Product description DDZ series elevators are center latch elevators with 18 degree taper shoulder, applied in handing the drill pipes and drilling tools, etc. The load ranges from 100 tons to 750 tons and the size ranges from 2 3/8 to 6 5/8.The products shall be designed and manufactured according to the requirements in API Spec 8A/8C Specification for drilling and production hoisting equipment. Specifications ModelSize(in)Rated Capacity (short tons)Remark DDZ-1002 3/8-5100MG DDZ-1502 3/8-5 1/2150RG DDZ-2502 3/8-5 1/2250MGG DDZ-3503 1/2-5 7/8350GG DDZ-350TD3 1/2-5 7/8350FR
