Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.
| Payment Terms | T/T, L/C, D/P, D/A, Western Union, MoneyGram |
| Packaging Details | Wooden Box |
| Name | Rubber Expansion Bellows |
| Size | DN50----DN1200 |
| Rubber Material | EPDM,NBR,SBR,NR |
| Flange Standard | DIN,BS,ANSI,JIS,AS |
| Flange Material | Carbon Steel,Stainless Steel |
| Type | Reducer Type |
| Brand Name | JINGNING |
| Model Number | RFJY |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, D/P, D/A, Western Union, MoneyGram | Packaging Details | Wooden Box |
| Name | Rubber Expansion Bellows | Size | DN50----DN1200 |
| Rubber Material | EPDM,NBR,SBR,NR | Flange Standard | DIN,BS,ANSI,JIS,AS |
| Flange Material | Carbon Steel,Stainless Steel | Type | Reducer Type |
| Brand Name | JINGNING | Model Number | RFJY |
| Certification | CE | Place of Origin | China |
| High Light | DN1200 Rubber Expansion Bellows ，DN50 Rubber Expansion Bellows ，Reducer Type Rubber Expansion Bellows | ||
DN50-DN1200 Rubber Expansion Bellows Flexible Reducer Type
Rubber Expansion Bellows 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.
Specifications of stainless steel flanged concentric reducing rubber expansion joint
| Material List | ||
| No. | Name | Material |
| 1 | Outer rubber layer | IIR, CR, EPDM, NR, NBR |
| 2 | Inner rubber layer | IIR, CR, EPDM, NR, NBR |
| 3 | Frame layer | Polyester cord fabric |
| 4 | Flange | Q235 304 316L |
| 5 | Reinforcement ring | Bead ring |
| specification | DN50~300 | DN350~600 |
| Working pressure (MPa) | 0.25~1.6 | |
| Bursting pressure (MPa) | ≤4.8 | |
| Vacuum (KPa) | 53.3(400) | 44.9(350) |
| Temperature (℃) | -20~+115(for special condition -30~+250) | |
| Applicable medium | Air, compressed air, water, seawater, hot water, oil, acid-base, etc.. | |
| DN(large)×DN(small) | Length | Axial displacement (extension) | Axial displacement (compression) | Radial displacement | Deflecting angle |
| (a1+a2)° | |||||
| 50×32 | 180 | 15 | 18 | 45 | 35° |
| 50×40 | 180 | 15 | 18 | 45 | 35° |
| 65×32 | 180 | 15 | 18 | 45 | 35° |
| 65×40 | 180 | 15 | 18 | 45 | 35° |
| 65×50 | 180 | 15 | 18 | 45 | 35° |
| 80×32 | 220 | 15 | 18 | 45 | 35° |
| 80×50 | 180 | 20 | 30 | 45 | 35° |
| 80×65 | 180 | 20 | 30 | 45 | 35° |
| 100×40 | 220 | 20 | 30 | 45 | 35° |
| 100×50 | 180 | 20 | 30 | 45 | 35° |
| 100×65 | 180 | 22 | 30 | 45 | 35° |
| 100×80 | 180 | 22 | 30 | 45 | 35° |
| 125×50 | 220 | 22 | 30 | 45 | 35° |
| 125×65 | 180 | 22 | 30 | 45 | 35° |
| 125×80 | 180 | 22 | 30 | 45 | 35° |
| 125×100 | 200 | 22 | 30 | 45 | 35° |
| 150×50 | 240 | 22 | 30 | 45 | 35° |
| 150×65 | 200 | 22 | 30 | 45 | 35° |
| 150×80 | 180 | 22 | 30 | 45 | 35° |
| 150×100 | 200 | 22 | 30 | 45 | 35° |
| 150×125 | 200 | 22 | 30 | 45 | 35° |
| 200×80 | 260 | 22 | 30 | 45 | 35° |
| 200×100 | 200 | 25 | 35 | 40 | 30° |
| 200×125 | 220 | 25 | 35 | 40 | 30° |
| 200×150 | 200 | 25 | 35 | 40 | 30° |
| 250×100 | 260 | 25 | 35 | 40 | 30° |
| 250×125 | 220 | 25 | 35 | 40 | 30° |
| 250×150 | 220 | 25 | 35 | 40 | 30° |
| 250×200 | 220 | 25 | 35 | 40 | 30° |
| 300×125 | 260 | 25 | 35 | 40 | 30° |
| 300×150 | 220 | 25 | 35 | 40 | 30° |
| 300×200 | 220 | 25 | 35 | 40 | 30° |
| 300×250 | 220 | 25 | 35 | 40 | 30° |
| 350×200 | 230 | 28 | 38 | 35 | 26° |
| 350×250 | 230 | 28 | 38 | 35 | 26° |
| 350×300 | 230 | 25 | 38 | 40 | 26° |
| 400×200 | 230 | 25 | 38 | 40 | 26° |
| 400×250 | 240 | 28 | 38 | 35 | 26° |
| 400×300 | 240 | 28 | 38 | 35 | 26° |
| 400×350 | 260 or | 28 | 38 | 35 | 26° |
| 285 | |||||
| 450×250 | 280 | 28 | 38 | 35 | 26° |
| 450×300 | 240 | 28 | 38 | 35 | 26° |
| 450×350 | 240 | 28 | 38 | 35 | 26° |
| 450×400 | 240 | 28 | 38 | 35 | 26° |
| 500×250 | 280 | 28 | 38 | 35 | 26° |
| 500×300 | 280 | 28 | 38 | 35 | 26° |
| 500×350 | 240 | 28 | 38 | 35 | 26° |
| 500×400 | 230 | 28 | 38 | 35 | 26° |
| 500×450 | 240 | 28 | 38 | 35 | 26° |
| 600×400 | 240 | 28 | 38 | 35 | 26° |
| 600×450 | 240 | 28 | 38 | 35 | 26° |
| 600×500 | 240 | 28 | 38 | 35 | 26° |
Company Details
Business Type:
Manufacturer
Year Established:
2004
Total Annual:
30000000-50000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Jingning is a specialist company in expansion joints for pipe equipment. Since 2004 we stand for values which are typical of a family owned company: the spirit of innovation, reliability, continuity and flexibility in thought and action.We are a reliable supplier to our customers who count... Jingning is a specialist company in expansion joints for pipe equipment. Since 2004 we stand for values which are typical of a family owned company: the spirit of innovation, reliability, continuity and flexibility in thought and action.We are a reliable supplier to our customers who count...
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