BTC

BTCBTC Size : 2 3/8"to 20" Steel grade ::K55,J55,L80,N80,C90,T95andP110 Types:NU,EU,STC,LTCand BTC Product standard:API 5CT

BTC 

Size : 2 3/8"to 20"

Steel grade ::K55,J55,L80,N80,C90,T95andP110

Types:NU,EU,STC,LTCand BTC

Product standard:API 5CT 

No	Model	OD of pipe	number of thread	model of coupling   unit:mm							Close distance A	Thickness	Net weight		Gross weight
				Minimum length		OD	Bore diameter		Boring	Wide bearing
				STC	LC		STC	LC	Depth	surface			STC	LC	STC	LC
1	2 3/8"NU	60.32	10	107.95		73.02	61.93		7.94	4.76		13	1.28		2.35
	2 3/8"EU		8	123.82		77.8	67.46		9.52	3.97			1.55		2.96
	2 7/8"NU	73.02	10	130.18		88.9	74.63		7.94	4.76	1.27~8.89	13	2.34		3.59
	2 7/8"EU		8	133.35		93.17	80.16		9.52	5.56	1.27~8.89		2.4		3.86
	3 1/2"NU	88.9	10	142.88		107.95	90.5		7.94	4.76	1.27~8.89	14	3.71		5.16
	3 1/2"EU		8	146.05		114.3	96.85		9.52	6.35	1.27~8.89	14.5	4.1		5.82
	4"NU	101.6	10	146.05		120.65	103.2		7.94	4.76		14	4.35		5.79
	4"EU		8	152.4		127	109.55		9.52	6.35		15	4.82		6.74
	4 1/2"NU	114.3	10	155.58		132.08	115.9		7.94	4.76		14	4.89		6.75
	4 1/2"EU		8	158.75		141.3	122.25		9.52	6.35		15	6.05		7.89
2	4 1/2"	114.3	8	158.75	177.8	127	116.68		12.7	3.97	6.35~12.7	13.5	3.62	4.15	6.27	7.32
	5"	127		165.1	196.85	141.3	129.38			4.76	6.35~12.7	14	4.66	5.75	7.73	9.1
	5 1/2"	139.7		171.45	203.2	153.67	142.08			3.18	6.35~12.7	13.5	5.23	6.42	8.97	10.6
	6 5/8"	168.28		184.15	222.25	187.71	170.66			6.35	6.35~12.7	16	9.12	11.34	12.48	14.93
	7"	177.8		184.15	228.6	194.46	180.18			4.76	6.35~12.7	16	8.39	10.83	14.4	17.68

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