(Low price)Oilfield Heavy Machine Integral Heavy Weight API Drill Pipe

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Product detail:

Integral Heavy Weight Drill Pipe

 

♦ The Petroleum drilling tools of Zhongzhong's mainly include Drill collars, Spiral drill collars, Non magnetic drill collars, Short drill collars, Drill tool stabilizers, Non magnetic drill tool stabilizers, Integral heavy weight drill pipes, etc.

♦ The details of Integral Heavy Weight Drill Pipe as follows,

1. Material: AISI 4145H Alloy steel, Non magnetic steel, etc.

2. Use: It is mainly used between dill collar and dill pipe to ease transition stress concentration and reduce the rate between contact area and outer wall wear, which can effectively prevent the pressure sticking. 

3. Standard: API Spec 7-1 or SY/T 5146 Standard.

4. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are die-stamped on each workpiece body. During each manufacturing process, inspection and test are performed.

5. Specification: 

Type	Specification	C Outer diameter		E Inner diameter		Connection				Body		W/p Kg
						Style	Outer diameter A		DF mm	Upsetting sizes
										D Center area mm	B Bottom area mm
		mm	in	mm	in		mm	in
Type I (9300mm/p in length)	ZH-JZ66-6 5/8FH-I	168.3	6 5/8	114.3	4 1/2	6 5/8FH	209.6	8 1/4	195.70	184.2	176.2	965
	ZH-JZ55-5 1/2FH-I	139.7	5 1/2	92.1	3 5/8	5 1/2FH	177.8	7	170.7	152.4	144.5	730
	ZH-JZ50-NC50-I	127.0	5	76.2	3	NC50	168.3	6 5/8	154.0	139.7	130.2	700
	ZH-JZ45-NC46-I	114.3	4 1/2	71.4	2 13/16	NC46	158.8	6 1/4	145.3	127.0	117.5	585
	ZH-JZ35-NC38-I	88.9	3 1/2	52.39	2 1/16	NC38	120.7	4 3/4	116.3	101.6	92.1	370
	ZH-JZ29-NC31-I	73.03	2 7/8	50.8	2	NC31	104.8	4 1/8	100.4	84.1	81.0	220
Type II (13500mm/p in length)	ZH-JZ50-NC50-II	127.0	5	76.2	3	NC50	168.3	6 5/8	154.0	139.7	130.2	945
	ZH-JZ45-NC46-II	114.3	4 1/2	71.4	2 13/16	NC46	158.8	6 1/4	145.3	127.0	117.5	790