Oilfield API DG225 SERIES OF Hooks

Product Description   Structural features:
The hook complies with API 8A specification and conforms to the SY/T5527 standard.
The hook is equipped with the reliable safety devices on the main hook.
The hook is equipped with a hydraulic snubber assembly to protect drill pipe joint.
The main parts are made of high stress alloy steels and are subjected to nondestructive testing.

Model		DG90	DG135	DG170	DG225	DG315	DG450	DG585
Max hook load.	kN	900	1350	1700	2250	3150	4500	5850
	US ton	100	150	200	250	350	500	650
Main hook cpening size	mm	155	165	180	190	220	220	238
	in	6 1/16	6 1/2	7	71/2	8 5/8	8 5/8	9 3/8
Main hook dia.	mm	116	140	150	160	180	180	180
	in	4 1/2	5 1/2	6	6 1/4	7	7	7
Assistant hook dia.	mm	80	90	90	100	120	120	120
	in	3 1/8	3 1/2	3 1/2	4	4 3/4	4 3/4	4 3/4
spring stroke	mm	180	180	180	180	200	200	200
	in	7	7	7	7	8	8	8
Size	mm	2000×680×600	2200×720×616	2450×750 ×630	2545×780 ×750	2953×890 ×830	2950×890 ×880	3156×930 ×930
	in	79×27×23	79×28×24	96×29×25	100×31×29	116×35×33	116×35×35	124×37×37
Weight	kg	1800	1910	2020	2180	3410	3496	3900
	Ib	3970	4210	4450	4800	7520	7710	8598

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Provide considerate services to minimize clients' worries.
(1) Assist clients to prepare for the first construction scheme;
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(4) Examine the equipment regularly;
(5) Take initiative to eliminate the troubles rapidly at site;
(6) Distribute the guarantee fittings door-to-door
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(8) Provide technical exchanging;
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