Special Rubber Hose Assembly of Coal Hydraulic Stand

Short Description:

Type K1 Joint Applied to hydraulic support equipment.
Technical Standard: Ministry of Coal Industry MT98-84
Type K2 Joint
Applied to the general mining equipment of Britain, France and other European countries.

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Type K1 Joint Applied to hydraulic support equipment.
Technical Standard: Ministry of Coal Industry MT98-84

hose diameter	pressure of work kg / cm 2	Minimum bending radius R	D1	D2	D3	L1	L2	L3	note
Φ6	600	120	15	11	8	12	26	3.8
Φ8	420	140	18	13	10	12	26	3.8
Φ10	400	160	18	15	11	12	26	4.5
Φ13	300	190	22	18	14	12	26	4.5
Φ16	210	240	25	20	16	14	30	4.5
Φ19	180	300	28	24	20	15	31	4.5
Φ25	150	360	35	30	25	15	31	5.6
Φ32	110	420	42	38	32	15	31	6.2
Φ38	100	500	55	46	40	15	40	6.5
Φ51	80	630	64	56	50	15	41	6.2
Φ64	50	790	70	65	59	14	41	4
Φ76	40	920	83	80	73	20	53	5
Φ89	35	1060	100	95	88	17	51	5
Φ102	30	1200	110	105	99	15	44	4.5

Type K2 Joint
Applied to the general mining equipment of Britain, France and other European countries.

hose diameter	pressure of work kg / cm 2	Minimum bending radius R	D1	D2	D3	L1	L2	L3	note
Φ6	600	120	15	11	8	65	30	3.1
Φ8	420	140	20	13	10	66	29	3.1
Φ10	400	160	20	15	11	66	29	3.0
Φ13	300	190	24	18	14	66	29	3.6
Φ16	210	240	26	20	16	72	29	3.6
Φ19	180	300	29	24	20	80	34	3.6
Φ25	150	360	39	30	25	85	35	3.6
Φ32	110	450	46	38	32	93	35	3.6
Φ38	100	500	55	47	42	105	38	5.2
Φ51	80	630	64	56	51	120	38.5	6.2