1.Specifications
brief description of expansion joint
1)26 years experience
2)on time delivery
3)excellent quality and reasonable price
4)certificate:ISO9001:2000
2.Product description:
Sleeve compensator is comprised of body tube,compensation tube,flange and gasket.The product is applied in the drainage engineering,providing great convenience to the detachment and installation of water tower and water meter of pump room.And it plays a role to resolve the compensation issues caused by temperature difference for long pipeline
3.Precaution of installation:
1)The installation length shall be between the maximun and minimum lengths and can be adjusted in accordance with the situations.
2)Release platen bolt,adjust installation length and screw down bolt without pressure bias to stop leakage.
3)The compensator shall be installed after back valve.
4)When used aerially,the compensator shall be installed with relevant steady rests on the both ends.It does not bear axial pull and device to resist pull shall be installed if necessary.
4.Some characters of this product:
1)the products to various drainage pipes, water tanks, pumps, water meters, valves installation Mtbr offer great convenience to the long distance pipeline expansion due to temperature differences of a very good effect.
2) the product is divided into the inner tube (HT) cast iron, galvanized (DX) and steel (SF). Working pressure: PN6, PN10, PN16 three.
3)the installation must press the length, then tightening, do not press too, such as overhead, where fixed bracket.
5.An Overview of Liwei Factory
We have more than 26 years' experience of manufacturing. We import high quality rubber from Japan and USA as raw materials of the expansion joints. Moreover, we have the largest vulcanizing boiler(5m*15m) in Asian.
6. Delivery time & Packaging details
1)Delivery time:
Within 30 days after receipt of the deposit, or as your request
2) Packaging details:
Unfumigation wooden case (out package) and plastic film and textile membrane(inside package). We can make change as your request.
Thanks for your attention. For more information, please feel free to contact us.
Sunny Yue
Mobile: +86-13303813898
Main data
Nominal Diameter(DN) |
Length(L) |
(min.)L |
Installation Length L |
(max.) L |
40 |
140 |
160 |
180 |
50 |
145 |
165 |
185 |
65 |
145 |
165 |
185 |
80 |
160 |
180 |
200 |
100 |
170 |
180 |
210 |
125 |
170 |
190 |
210 |
150 |
175 |
190 |
215 |
200 |
180 |
195 |
220 |
250 |
235 |
200 |
285 |
300 |
250 |
260 |
310 |
350 |
265 |
280 |
335 |
400 |
280 |
300 |
360 |
450 |
295 |
320 |
385 |
500 |
310 |
340 |
410 |
600 |
340 |
360 |
460 |
700 |
370 |
400 |
510 |
800 |
400 |
440 |
540 |
900 |
430 |
470 |
570 |
1000 |
40 |
500 |
600 |
1200 |
475 |
525 |
625 |
1400 |
500 |
550 |
660 |
1600 |
530 |
610 |
690 |
Henan Liwei Industry Co. Ltd, established in 1983, is a leading manufacturer specializing in processing various steam, water, wind pipe expansion joints and compensation joints, and a main base for producing crushers and superfine grinding mills.
Liwei is the appointed enterprise by the former chemical industry ministry, national construction ministry and general petrol chemical company, member unit of China Water Supply Association and Power Equipment Network Union, and joints production unit recommended by China Water Association and National Metallurgy Ministry.
Based on the scientific management mode of modern enterprises, the company owns advanced process, strong technical strength, leading production equipment and complete testing instruments and apparatus, and it has 5 senior engineers, 16 engineers, 30 senior technicians and about 300 employees. With a set of effective service system, the company has formed a service team characterized of honesty and credit, planned site for clients free of charge as well as design and installation of foundation drawings and flow drawings. It can provide professional technical training, dispatch technicians for installation and commissioning in suit.
VTM Series Grinding Mill is the new product of Liwei in 2005, which have been granted certificates of national invention patent and utility model patent (Patent No.: ZL200510017387.2). The superfine vertical roller-based mill was developed and produced by Lu Fucai, a famous mill expert at home, professor Xu Changbai from Zhengzhou University and our company, and it is popular among users after it is put into practice. The mill is an original product with power on the grinding head which borrows advanced technologies at home and abroad. It has characteristics of low vibration, low noise, low energy consumption and high output, etc.
Liwei company has been equipped with rich technical strength, excellent design and complete products test measures. We also own a set of strict management system and high-quality technicians. In 2004, we have gained ISO9001 and ISO14001 certificate.
Insisting on the rennet "Development Through Technology, Making More Friends, Creating Green Environment and Responsible For Future", the company has been devoting itself to creating top products and well serving all clients around the world.
