Shanghai KOKA Industrial Co., Ltd.
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Flexible Vacuum Hose And Stainless Steel Metal Bellow Joint
Products:Stainless Steel Flexible Joint
Expansion joints are used widely in building services industry and other general industrial uses. Expansion joints are designed to accommodate vibration and thermal expansion to reduce transmission of noise on a vide range of systems. These include steam, condense, hot water, and heating and air conditioning systems. Other applications include power generation plant and offshore (gas and oil rigs).
SUS 304 stainless steel is the material most commonly used in the manufacture of bellows. This is a high quality material suitable for most service conditions. However, a choice of other materials-316L, 321-is available for special applications. Hardware attachments such as flanges, weld ends. liners and covers are generally made from materials compatible with the piping or vessel adjacent to the expansion joint.
Structure:
| Item | Part | Material | Remark |
| 1 | Bellows | SUS304 | SUS316/321 |
| 2 | Braids | SUS304 | |
| 3 | Thread | P.T or NPT | |
| 4 | Seal Ring | SUS304 | SUS316 |
Specification:
| Part No. | Nominal Bore | Total Length | Bellows O.D. | Max Offset | Working Pressure | |
| inch | mm | inch | mm | mm | kg/cm² | |
| SSFJ508-12 | 1/2 | 250 | 10 | 18.7 | 20 | 16 |
| SSFJ508-34 | 3/4 | 250 | 10 | 25.3 | 20 | 16 |
| SSFJ508-1 | 1 | 250 | 10 | 32.6 | 20 | 16 |
| SSFJ508-114 | 1-1/4 | 250 | 10 | 41.2 | 18 | 16 |
| SSFJ508-112 | 1-1/2 | 300 | 12 | 47.7 | 16 | 16 |
| SSFJ508-2 | 2 | 300 | 12 | 62 | 15 | 16 |
| SSFJ508-212 | 2-1/2 | 350 | 14 | 82 | 14 | 16 |
| SSFJ508-3 | 3 | 350 | 14 | 97 | 12 | 16 |
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About KOKA:
Shanghai KoKa Industrial Co.,Ltd is a professional cable management systems (CMS) & Strut Framing systems and strut fitting systems solutions provider,manufacturer .
Based on over 15 years of engineering experience to the subways, airports, shopping malls, food, beverage, petrochemical ,and pharmaceutical industries, the KOKA production of stainless steel products has become a respected and specified brand to some of the world's most recognised organizations.
KOKA is the ideal solution for flexible support system available.
KOKA takes pride in building long term partnerships with clients that ensure a superior service and provider highest quality products.
KOKA products are known throughout the industry as being hygienic, high quality and to offer exceptional value.
KOKA offer an extensive range of products ex-stock and can therefore process your orders with a short lead time, with the majority of parts available on a next day delivery.
KOKA specialises in manufacturing the following products in SS304 , SS316 ,carbon steel.
KOKA to provide personalized demand and global sourcing solutions for global customers,always adhere to the product quality first,Continuous development and optimization design, with user-friendly, simple installation to satisfied customer needs, and strive to reduce customer costs, to adapt to the global competition, With global customers to cope with the complex economic environment, to achieve common value growth of the target.