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MP diaphragm coupling(Q/YP 21001X-2018)

MP Diaphragm Coupling (complying with Q/YP 21001X-2018 standard) is an advanced metal elastic element transmission device designed for high-precision and high torque transmission. Its core consists of a diaphragm group composed of multiple layers of high-strength stainless steel sheets, which can compensate for complex angular, axial, and radial displacements through the elastic deformation of the metal. This series of products has an extremely wide load-bearing range, with a nominal torque of 0.063 to 10000 kN·m, and can operate stably in extreme temperature environments ranging from -40 ℃ to +250 ℃ and corrosive media without lubrication, achieving long-lasting operation.

In industrial application logic, it has a simpler structure and smaller vibration noise compared to Snake Spring Coupling, and is more suitable for high-speed working conditions due to its excellent balance, making it an ideal solution to replace traditional gear couplings. Although many Snake Spring Coupling Manufacturers focus on heavy-duty vibration reduction performance, the MP type diaphragm coupling is connected by precision flanges and fasteners, ensuring high torsional rigidity while providing excellent maintenance convenience, allowing users to easily disassemble and assemble transmission components without generating axial displacement.

As a key transmission component in the metallurgical, chemical, power, and shipbuilding industries, the high reliability index of this product is often regarded as a high-end performance supplement to the elastic connection solution provided by Snake Spring Coupling Suppliers, which can significantly improve the overall efficiency and stability of heavy-duty power systems under complex operating conditions.

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Product Parameters

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TECHNICAL PARAMETERS

Basic parameters and main dimensions of MP diaphragm coupling

Type	Nominal torque Tn(N.m)	Allowable speed [n]/r.min⁻¹	Shaft hole diameter d₁.d₂	Shaft hole length			D	D₁	t	Torsional stiffness ×106/ n·m.rad-1	Mass m/kg	Moment of inertia I/kg·m²
				J₁	Y	L Recom
				L	L
MP1	40	10700	14	27	32	35	80	39	8±0.2	0.37	0.9	0.0005
			16,18,19	30	42
			20,22,24	38	52
			25,28	44	62
MP2	63	9300	20,22,24	38	52	40	92	53		0.45	1.4	0.001
			25,28	44	62
			30,32,35,38	60	82
MP3	100	8400	25,28	44	62	45	102	63		0.56	2.1	0.002
			30,32,35,38	60	82
			40,42,45	84	112
MP4	250	6700	30,32,35,38	60	82	55	128	77	11±0.2	0.81	4.2	0.006
			40,42,45,48,50,55	84	112
MP5	500	5900	35,38	60	82	65	145	91		1.20	6.4	0.012
			40,42,45,48,50,55,56	84	112
			60,63,65	107	142
MP6	800	5100	40,42,45,48,50,55,56	84	112	75	168	105	14±0.3	1.42	9.6	0.024
			60,63,65,70,71,75	107	142
MP7	1000	4750	45,48,50,55,56	84	112	80	180	112	15±0.4	1.90	12.5	0.0365
			60,63,65,70,71,75	107	142
			80	132	172
MP8	1600	4300	50,55,56	84	112		200	120		2.35	15.5	0.057
			60,63,65,70,71,75	107	142
			80,85	132	172
MP9	2500	4200	55,56	84	112		205		20±0.4	2.7	16.5	0.065
			60,63,65,70,71,75	107	142
			80,85	132	172
MP10	3150	4000	55,56	84	112	90	215	128		3.02	19.5	0.083
			60,63,65,70,71,75	107	142
			80,85,90	132	172
MP11	4000	3650	60,63,65,70,71,75	107	142	100	235	132	23±0.5	3.46	25	0.131
			80,85,90,95	132	172
MP12	5000	3400	60,63,65,70,71,75	107	142		250	145		3.67	30	0.174
			80,85,90,95	132	172
			100	167	212
MP13	6300	3200	63,65,70,71,75	107	142	110	270	155	23±0.5	5.2	36	0.239
			80,85,90,95	132	172
			100,110	167	212
MP14	12500	2850	65,70,71,75	107	142	115	300	162	27±0.6	7.8	45	0.38
			80,85,90,95	132	172
			100,110	167	212
MP15	16000	2700	70,71,75	107	142	125	320	176		8.43	55	0.5
			80,85,90,95	132	172
			100,110,120,125	167	212
MP16	20000	2450	75	107	142	140	350	186	32±0.7	10.23	75	0.85
			80,85,90,95	132	172
			100,110,120,125	167	212
			130	202	252
MP17	25000	2300	80,85,90,95	132	172	145	370	203		10.97	85	1.1
			100,110,120,125	167	212
			130,140	202	252
MP18	31500	2150	90,95	132	172	165	400	230		13.07	115	1.65
			100,110,120,125	167	212
			130,140,150	202	252
			160	242	302
MP19	40000	1950	100,110,120,125	167	212	175	440	245	38±0.9	14.26	150	2.69
			130,140,150	202	252
			160,170,180	242	302
MP20	45000	1850	110,120,125	167	212	185	460	260		22.13	170	3.28
			130,140,150	202	252
			160,170,180	242	302
MP21	50000	1800	120,125	167	212	200	480	280		23.7	200	4.28
			130,140,150	202	252
			160,170,180	242	302
			190,200	282	352
MP22	56000	1700	130,140,150	202	252	210	500	295		24.6	230	5.18
			160,170,180	242	302
			190,200	282	352
MP23	63000	1600	140,150	202	252	220	540	310	44±1	29.71	275	7.7
			160,170,180	242	302
			190,200,220	282	352
MP24	80000	1450	150	202	252	240	600	335	50±1.2	32.64	380	9.3
			160,170,180	242	302
			190,200,220	282	352
			240	330	410
MP25	100000	1400	160,170,180	242	302	255	620	350		37.69	410	15.3
			190,200,220	282	352
			240,250	330	410
MP26	125000	1300	180	242	302	275	660	385		50.43	510	20.9
			190,200,220	282	352
			240,250,260	330	410
MP27	160000	1200	190,200,220	282	352	295	720	410	60±1.4	71.52	620	32.4
			240,250,260	330	410
			280	380	470
MP28	200000	1150	220	282	352	300	740	420		93.37	680	36
			240,250,260	330	410
			280,300	380	470
MP29	250000	1100	240,250,260	330	410	320	770	450		114.53	780	43.9
			280,300,320	380	470
MP30	315000	1050	250,260	330	410	350	820	490		130.76	950	60.5
			280,300,320	380	470
			340	450	550

Zhongye Heavy Industry Technology (Zhenjiang) Co., Ltd.

Zhongye Heavy Industry Technology (Zhenjiang) Co., Ltd. is located in a well-known ancient city, Zhenjiang. We are an enterprise integrating R & D, manufacturing, and sales. As a famous China MP diaphragm coupling(Q/YP 21001X-2018) Manufacturers and MP diaphragm coupling(Q/YP 21001X-2018) Suppliers, our products are widely used in metallurgical equipment, mining equipment, water equipment, lifting equipment, paper equipment, port equipment and other industries.
Our main products are toothed coupling, elastic sleeve column pin coupling, elastic column pin coupling, gear coupling with elastic pin, a universal coupling, tire coupling, jaw coupling, star coupling, diaphragm coupling, drum coupling and grid coupling, the Oldham coupling, flange coupling, clip shell coupling, GL type roller chain coupling and a safety coupling, and so on. Our company also undertakes a variety of non-standard coupling designs and manufacturing.
New workshop covers an area of about 16463.52m². heavy workshop 5,500 M2, Precision workshop 4,600m², office building and the gymnasium 2000 M2, Dinning hall 500m², Warehouse 1000m², Roads, greening, parking areas 3563 M2.

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