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Contact Person : Mr. Zhang Tony
Company Name : Shengli Oilfield Kangbei Petroleum Engineering And Equipment Co., Ltd.
Tel : 86-546-7795711
Fax : 86-546-7795733
Address : Shandong,Dongying,No. 51, Jiaxiang Road, Dongying City.
Country/Region : China
Zip : 257000

tubing coupling

Product Detailed

Related Categories:Pipe Fittings

1) Standard: API 5CT. 2) Material: J55, K55, L80, N80, P110. 3) Type: NUE EUE 4) Inside Phosphate Treatment & Outside coat

API external-upset tubing coupling dimensions, tolerances and masses

Label 1	Sizea	Outside diameter		Minimum length mm	Diameter of recess mm	Width of bearing regular mm	Maximum bearing face diameter		Mass
Label 1	Outside diameter mm	Regular special bevel Wb mm	Special clearance Wcc mm	Minimum length mm	Diameter of recess mm	Width of bearing regular mm	Special bevel mm	Special clearance mm	Regular	Special clearance
1	2	3	4	5	6	7	8	9	10	11
1.050	26.67	42.16		82.55	35.00	2.38	37.80		0.38
1.315	33.40	48.26		88.90	38.89	2.38	42.77		0.57
1.660	42.16	55.88		95.25	47.63	3.18	50.95		0.68
1.900	48.26	63.50		98.42	54.76	3.18	58.34		0.84
2-3/8	60.32	77.80	73.91	123.82	67.46	3.97	71.83	69.90	1.55	1.07
2-7/8	73.02	93.17	87.88	133.35	80.16	5.56	85.88	83.24	2.40	1.55
3-1/2	88.90	114.30	106.17	146.05	96.85	6.35	104.78	100.71	4.10	2.38
4	101.60	127.00		152.40	109.55	6.35	117.48		4.82
4-1/2	114.30	141.30		158.75	122.25	6.35	130.96		6.05
a The size designation for the coupling is the same as the size designation for the pipe on which the coupling is used; b. Tolerance on outside diameter W, ± 1 %; c Tolerance on outside diameter Wc, ± 0,38 mm.

tubing coupling