2021 wholesale price Rubber Joint - Expansion Joints – HESPER
2021 wholesale price Rubber Joint - Expansion Joints – HESPER Detail:

Size: DN32 to DN4000, also can be customized
Connector approval: Flange, flange type Threaded, Union type Rubber Joint, also can be customized
Flange drilled: BS, DIN, ANSI, JIS or others provided drawing samples
Threads: DIN, BSPT, BSP, NPS, NPT, Metric, (ISO7/1, DIN 2999, ANSI B1.20.1)
Type: EPDM, NBR, NR, PTFE, Polarity rubber Body, Single arch or double arch, carbon steel galvanized flange, flange end and threaded end, flange: Carbon steel or stainless steel
Application: It is widely used in chemical engineering, construction, water supply, drainage, petroleum, light and heavy industries, refrigeration, sanitation, water heating, fire protection, electric power and other basic projects. According to different materials can be made into acid, alkali, corrosion, oil, high temperature, radiation, wear resistance, aging and other varieties, to adapt to a variety of media and environment.
Expansion Joints Feature
1. Small volume, light in weight, very good flexibility, convenience installation and maintenance.
2. Transverse displacement, axial displacement, angular displacement.
3. Reduce noise, shock absorption.
Expansion joints are specially engineered products inserted in a rigid piping system to achieve one or more of the following:
1) Absorb movement
2) Improved thermal stability
3) Relieve system strain due to thermal change, load stress, pumping surges, wear or settling
4) Reduce mechanical noise
5) Compensate for misalignment
6) Eliminate electrolysis between dissimilar metals

Expansion Joints General Data
| Size | ΦD1 | ΦD2 | N-Φd | D | d | Extension | Compression | Horizontal displacement (mm) | Weight(kg) |
| DN32 | 140 | 100 | 4-18 | 95 | 16 | 6 | 9 | 9 | 3.4 |
| DN40 | 150 | 110 | 4-18 | 95 | 18 | 6 | 10 | 9 | 4 |
| DN50 | 165 | 125 | 4-19 | 105 | 18 | 7 | 10 | 10 | 5.5 |
| DN65 | 185 | 145 | 4-19 | 115 | 20 | 7 | 13 | 11 | 6.7 |
| DN80 | 200 | 160 | 8-19 | 135 | 20 | 8 | 15 | 12 | 7.7 |
| DN100 | 220 | 180 | 8-19 | 150 | 22 | 10 | 19 | 13 | 9.4 |
| DN125 | 250 | 210 | 8-19 | 165 | 24 | 12 | 19 | 13 | 12.7 |
| DN150 | 285 | 240 | 8-23 | 180 | 24 | 12 | 20 | 14 | 15.8 |
| DN200 | 340 | 295 | 12-23 | 210 | 24 | 16 | 25 | 22 | 20 |
| DN250 | 405 | 355 | 12-28 | 230 | 28 | 16 | 25 | 22 | 29.22 |
| DN300 | 460 | 410 | 12-28 | 245 | 28 | 16 | 25 | 22 | 32.8 |
| DN350 | 520 | 470 | 16-28 | 255 | 28 | 16 | 25 | 22 | 41.3 |
| DN400 | 580 | 525 | 16-31 | 255 | 30 | 16 | 25 | 22 | 55.6 |
| DN450 | 640 | 585 | 20-31 | 255 | 30 | 16 | 25 | 22 | 61.8 |
| DN500 | 715 | 650 | 20-34 | 255 | 32 | 16 | 25 | 22 | 69.4 |
| DN600 | 840 | 770 | 20-37 | 260 | 36 | 16 | 25 | 22 | 96.8 |
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We're also concentrating on improving the things administration and QC program to ensure we could maintain terrific gain from the fiercely-competitive company for 2021 wholesale price Rubber Joint - Expansion Joints – HESPER, The product will supply to all over the world, such as: United States , Italy , Southampton , Over the years, with high-quality solutions, first- class service, ultra-low prices we win thee trust and favor of customers. Nowadays our products sell all over the domestic and abroad. Thanks for the regular and new customers support. We offer high quality product and competitive price, welcome the regular and new customers cooperate with us!
By Evelyn
from Amman - 2017.01.28 18:53
Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
By Rigoberto Boler
from Detroit
- 2018.11.02 11:11





