API 7K Rotary Drilling & Shock Absorption Hose

Inner: NR&SBR synthetic rubber/HNBR/UPE/PTFE
Outer layer: Wear and weather-resistant synthetic rubber
Temperature range :-20℃~+121℃（-4℉~+250℉）
Standards: API Spec. API Spec. 7K FSL 1 FSL 2 | ABS
Length(Max.): Up to 12.2 m
Applications: Crude oil and oil production

Additional information

Application: Flexible connector between the upper end of the neutral pipe and top driver device in drilling and workover operations, and pump and lower end of the riser, to pump mud at high pressure in oil drilling and exploration work.

Enhancement layer: 2-6 layer High strength super flexible rope or wire rope

Inner: NR&SBR synthetic rubber/HNBR/UPE/PTFE

Outer layer: Wear and weather-resistant synthetic rubber

Temperature range :-20℃~+121℃（-4℉~+250℉）

Standards: API Spec. API Spec. 7K FSL 1 FSL 2 | ABS

Joint type: Integral union or integral flange

Technical details

PRESSURE	I.D	O.D	Working Pressure	Test pressure	Maximum burst pressure	Minimum bending radius	Weight
PRESSURE	（in.）	（mm）	（psi）	（psi）	(psi)	(mm)	(kg/m)
1500	2	68	1500	2250	3750	800	4.3
1500	21/2	84	1500	2250	3750	800	5.6
2000	2	68	2000	3000	5000	800	4.3
	21/2	84	2000	3000	5000	800	5.6
	3	97	2000	3000	5000	950	6.5
	31/2	113	2000	3000	5000	1000	8.5
	4	127	2000	3000	5000	1000	10.4
	5	157	2000	3000	5000	1200	14.0
	6	183	2000	3000	5000	1300	18.0
4000	2	72	4000	6000	10000	800	6.4
	21/2	87	4000	6000	10000	800	8.7
	3	102	4000	6000	10000	1000	11.1
	31/2	119	4000	6000	10000	1100	14.4
	4	132	4000	6000	10000	1100	16.0
	5	162	4000	6000	10000	1200	24.5
	6	194	4000	6000	10000	1300	33
5000	2	75	5000	7500	12500	800	6.4
	21/2	90	5000	7500	12500	800	8.7
	3	104	5000	7500	12500	1000	11.1
	31/2	121	5000	7500	12500	1100	14.4
	4	134	5000	7500	12500	1200	16.0
	5	167	5000	7500	12500	1200	24.5
	6	196	5000	7500	12500	1300	33
7500	2	77	7500	11250	18750	900	8.5
	21/2	94	7500	11250	18750	1000	10.5
	3	110	7500	11250	18750	1000	18.5
	31/2	128	7500	11250	18750	1100	20
	4	150	7500	11250	18750	1200	30
	5	183	7500	11250	18750	1300	49
	6	212	7500	11250	18750	1300	60