Burgmann balanced valve mechanical seals from China manufacturer

Burgmann balanced valve mechanical seals

Payment Terms:	T/T,L/C,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: CRM74A

Production Capacity: 900-1200sets each mouth

Delivery Date: have ex-stock

Style: Spiral

Usage: Industrial

Stationary Ring: V1,Q1,Q2,U2,B,A

Secdondary Seal:: P,E,V,M1,M2

Means of Transport: Ocean,Air;by express

Packing: Cartons OR Playwood case

Load Type: Compression

Material: Stainless Steel

Brand Name: Burgmann-M74-A

Rotary Ring:: B,A,Q1,Q2,U2

Spring and Metal parts:: F,G,M

Operating Limits:
● Pressure: ≤1.2 MPa
● Temperature : -20℃~180℃
● Linear Velocity: ≤15 M/S

Prouduct:Multi-Spring Seal O ring mechanical seal
Double seals in the M74-A series have the same design-features as the "M7"family of single seals (easy-to-replace seal faces,etc.) Apart from the installation length of the drive collar,all fitting dimensions(d1<100mm) conform with DIN 24960.

Operational conditions:		Materials
temperature	-20℃ to +180℃	Stationary ring	V1,Q1,Q2,U2,B,A
Pressure	<<1.2mpa< div="">	Rotary ring	B,A,Q1,Q2,u2
Speed	<<15m/s	Secondary seal	P,E,V,M1,M2
Standard	DIN24960	Spring and metal parts	F,G,M
Seat type	Standard:G92	Alternation	G9,G4,G6
Application: clean water,sewage water, Oil and other moderately corrosive fluids

Double face mechanical seals with Multi-Springs equivalent of Burgmann type M74D

size	d	D2	D1	D3	di	L1	L2	L3	size	d	D2	D1	D3	d1	L1	L2	L3
18	18	27	33	33	3	38	11.5	19.5	50	50	62	70	67	4	43	15.0	23.0
20	20	29	35	35	3	38	11.5	19.5	53	53	65	73	70	4	43	15.0	23.0
22	22	31	37	37	3	38	11.5	19.5	55	55	67	75	72	4	43	15.0	23.0
24	24	33	39	39	3	38	11.5	19.5	58	58	70	78	79	4	56	15.0	23.0
25	25	34	40	40	3	38	11.5	19.5	60	60	72	80	81	4	56	15.0	23.0
28	28	37	43	43	3	39	11.5	19.5	63	63	75	83	84	4	55	15.0	23.0
30	30	39	45	45	3	39	11.5	19.5	65	65	77	85	86	4	55	15.0	23.0
32	32	42	48	47	3	39	11.5	19.5	68	68	81	90	89	4	55	18.0	26.0
33	33	42	48	48	3	39	11.5	19.5	70	70	83	92	91	4	56	18.0	26.0
35	35	44	50	50	3	39	11.5	19.5	75	75	88	97	99	4	56	18.0	26.0
38	38	49	56	55	4	41	14.0	22.0	80	80	95	105	104	4	56	18.2	26.2
40	40	51	58	57	4	42	14.0	22.0	85	85	100	110	109	4	56	18.2	26.2
43	43	54	61	60	4	42	14.0	22.0	90	90	105	115	114	4	56	18.2	26.2
45	45	56	63	62	4	42	14.0	22.0	95	95	110	120	119	4	56	17.2	25.2
48	48	59	66	65	4	42	14.0	22.0	100	100	115	125	124	4	56	17.2	25.2

packing & shipping&delivery time
1, big size and high weigh for one pc ,use wooden box. usually use carbon box.
packing material :foam,PE ,sponge,PP, Blister Card ,corrugated diaphragms,shrink film and so on.
2,for shipping , for mass order ship by sea, small order ship by Express. we have a very big and specialite courier who can choose the mostsuitable Express . you can choose the generalas following :TNT/FedEX/DHL/DNJ/UPSfor other special Express we will according to actual to meet your requirement.
3,the production cycle is about 20days.but still need according to the actual conditions.

About us
We Cary mechanical seal factory specialized in this field more than 20years. With advanced equipments and excellent technologies. Our main products: industrial pump mechanical seals, mixer and agitator seals, cartridge seals, metal bellow seals. Custom CAR\SIC\CER\TC materials seats and bushings or other products make according to your drawings. Our products are exported to Europe/the middle East/Southeast Asia/south Africa and so on.

Parts of Main product's pictures.
carbon ring and other special shape goods

Common models

Stationary seat	G6/G606,G4,G13,G9/G92,G16,G46,G60,BO,,BC,BD,2100,20
Single spring mechanical seal	M32,M2N,BT-FN,950,1527,US2,Type1,20,560A,BIA,FBDMG912
Multi spring mechanical seal	8-1,8B1,58U,59U,U1002,9,491,591,891
Wave spring mechanical seal	67,68,82,92N,M7N,
Elastomer bellow mechanical seal	6,60/65,140,150,151,2100,502,MG1,70,WB2,10R/10T
Metal bellow mechanical seal	MFL85N,MFLWT80,JC680,609
Cartridge mechanical seal	AES CS,DIN SAI,CDSA,CURC,CONII,JC4610,CARTEX-SN,
Flypt pump seal	Flypt 2082,2210,2660,2670,3085,3102,3152,3300,3356,4630,4680
Custom six kinds materials products	Carbon /silicon carbide/tungstencarbide/ceramic/sus304&316/ptfe