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Twin Wall Air
Bends
30° Bend
Article Code: 87.A
- Description
- Features
- Applications
- Price List
- Data Sheet
The Twin Wall AIR 30° Bend is the fundamental component for changing direction of the vertical or sub-horizontal sections of a Flue or a Chimney System in accordance with the requirements of UNI EN 1856-1.
Inner Wall: Stainless Steel 316L BA (EN 1.4404 - L50) 0.5 mm thick.
Outer Wall: Stainless Steel 304 BA (EN 1.4301 - L20) thickness 0.5 mm or Copper 0.6 mm thick.
Insulation: Annular space air 25mm thick.
Welding: longitudinal TIG process for the fusion of adjoining pieces, without filler.
Belling: cold moulding, done with a mould and counter mould hydraulic expansion system ensuring calibrated joints with a tolerance of +/- 2mm.
Accessories: triple lip silicone gasket to ensure the joint is sealed; locking band to secure the joint and ensure the continuity of the system.
Convey and disperse the products resulting from the combustion processes of natural gas-fired, diesel, wood-burning or multi-fuel boilers.
Construction of ventilation systems (supply and return air)
For the designation of the chimney system according to UNI EN 1856-1 the following is allowed:
operation:
- Dry (D)
- Wet (W)
pressures:
- Positive (P1 = 200 Pa)
- Negative (N1 = 40 Pa).
Operating temperatures:
- ≤ 200 ° C with silicone gasket and P1 = 200 Pa
| Dimensione | 316 - 304 | 316 - Rame |
|---|---|---|
| Ø 80 | € 40,73 | € 60,17 |
| Ø 100 | € 47,04 | € 70,21 |
| Ø 130 | € 59,23 | € 89,96 |
| Ø 150 | € 66,84 | € 100,32 |
| Ø 180 | € 79,95 | € 121,38 |
| Ø 200 | € 90,14 | € 136,62 |
| Ø 250 | € 115,94 | € 175,71 |
| Ø 300 | € 143,72 | € 212,08 |
| Ø 350 | € 166,54 | € 252,59 |
| Ø 400 | € 194,49 | € 297,28 |
I prezzi riportati sul sito possono subire variazioni senza preavviso.
| Di | De | A | S | Numero | Saldatura | Saldatura | Saldatura |
| mm | mm | mm | mm | Settori | Di - 316 | De - 304 | De - Rame |
| 80 | 130 | 226 | 51 | 2 | TIG | TIG | TIG |
| 100 | 150 | 236 | 53 | 2 | TIG | TIG | TIG |
| 130 | 180 | 251 | 54 | 2 | TIG | TIG | TIG |
| 150 | 200 | 261 | 56 | 2 | TIG | TIG | TIG |
| 180 | 230 | 276 | 58 | 2 | TIG | TIG | TIG |
| 200 | 250 | 286 | 59 | 2 | TIG | TIG | TIG |
| 250 | 300 | 311 | 63 | 2 | TIG | TIG | TIG |
| 300 | 350 | 336 | 66 | 2 | TIG | TIG | TIG |
| 350 | 400 | 365 | 69 | 2 | TIG | RULLI | AGGRAFFATI |
| 400 | 450 | 386 | 73 | 2 | RULLI | RULLI | AGGRAFFATI |
| 450 | 500 | 399 | 82 | 2 | RULLI | RULLI | AGGRAFFATI |
The technical data on the website are subject to change without notice.
Twin Wall Air
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subheading twin wall air - pipes -
subheading twin wall air - bends -
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subheading twin wall air - accessories -
subheading twin wall air - terminals -
