API 7K Rubber Rotary Drilling Hose

Tube: NBR, specially compounded for handling abrasive, corrosive and oily drilling mud

Reinforcement: Multiple layers of polyester cord over tube, high tensile steel cables.

Cover: NBR, Specially compounded, resistant to abrasion, corrosion, cutting, gouging, oil and weather.

Application: Flexible Connection between standpipe and swivel(Rotary Drilling) or between pump and standpipe(Rotary Vibrator) for pumping mud at extra high pressure in oil drilling and exploration work.

Fitting: Hammer Unions, API Male End, Flanges

Attachment: Safety Clamp & Chain

Applicable Standard: API Spec 7k/ISO14693

ID	2"							2 1/2"								3"
Class	A	B	C	D	E	F	G		A	B	C	D	E	F	G		A	B	C	D	E	F	G
Working	150	200	400	5000	7500	1000	1500		150	200	400	5000	7500	1000	1500		150	200	400	5000	7500	1000	150000
Test Pressure (PSI)	300	400	800	1000	1500	1500	2250		300	400	800	1000	1500	1500	2250		300	400	800	1000	1500	1500	22500
Min .Bending	800	800	850	850	900	950	1000		900	900	100	1000	1050	1100	1150		950	950	105	1050	1100	1150	1150

ID	3 1/2"							4"						5"
Class	A	B	C	D	E	F	G	A	B	C	D	E	F	A	B	C	D
Working	150	200	400	5000	7500	1000	1500	150	200	400	5000	7500	1000	150	200	400	5000
Test Pressure (PSI)	300	400	800	1000	1500	1500	2250	300	400	800	1000	1500	1500	300	400	800	1000
Min .Bending	300	400	800	1000	1500	1500	2250	300	400	800	1000	1500	1500	300	400	800	1000

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