Structure: Composed of inner adhesive layer, inner adhesive protective layer, middle adhesive layer, steel wire winding layer, and outer adhesive layer. Usage: Steel wire wound drilling hose is used for oilfield cementing, well repair, petroleum geological exploration, small drilling rig and hydraulic coal mining, conveying fluid media such as mud and room temperature water.

specifications	internal diameter mm	Wire layer diameter mm	external diameter mm	working pressure		Test pressure		Burst pressure		Bending radius mm	Reference weight Kg/m
				MPA	Psi	Mpa	Psi	MPa	Psi
4sp-51-35	51±1.0	63±1.0	69±1.5	35	5000	70	10000	87.5	12500	900	5.7
4sp-64-35	64±1.2	77±1.0	84±1.5	35	5000	70	10000	87.5	12500	1100	6.7
4sp-76-35	76±1.4	101±1.5	107±2	35	5000	70	10000	87.5	12500	1200	16.2
4sp-89-35	89±1.4	114±1.5	102±2	35	5000	70	10000	87.5	12500	1300	18.4
4sp-102-35	102±1.5	132±1.5	139±2	35	5000	70	10000	87.5	12500	1400	20.3
6sp-51-50	51±1.0	66±1.0	72±1.5	50	7250	100	14500	175	18150	1000	6.2
6sp-64-45	64±1.2	81±1.0	88±1.5	45	6500	90	13000	112.5	16250	1200	7.4
6sp-76-70	76±1.4	109±1.5	116±2	70	10150	140	20300	175	25400	1300	23.7
6sp-89-70	89±1.4	129±1.5	135±2	70	10150	140	20300	175	25400	1400	26.6
6sp-102-70	102±1.5	142±1.5	148±2	70	10150	140	20300	175	25400	1600	29.8

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