Working Temperate : Tmax / Tmin
150°C/-10°C for DN ≤700;
120°C/-100°C for EPDM rubber, DN ≥800;
80°C/-10°C for NBR rubber, DN ≥800.
NOTE :
- on special request, the products may be provided with a draining plug.
Design Characteristics
- design - ISO 5996; DIN 3352, except for UN 700 - 1200;
- overall length - ISO 5752 - S14; BS 2080 - S14; DIN 3202 - F4;
- connecting flanges - PN 10 ISO 7005 - 2; BS EN 1092-2; DIN 2501.
Material :-
| Body, Wedge, bonnet | Cast iron En GJL 250 SR EN 1561 – GG25 DIN 1691; ductile Iron EN GJS 500-7 SR EN 1563, - DIN 1693 on special request |
| Stem | min. 115% Chromium steel – 410 S21 BS 1506 – X20Cr – 13 DIN 1744Q |
| Hand wheel | Cast Iron EN GJL 250 SR EN 1561, GG25 DIN 1691; aluminium alloy for DN < 200. |
Sealing Type : -
| Body, Wedge | Fc/Fc – all cast iron; |
|
| Ac/Ac – all copper alloy; |
|
| Lx/Lx min. 11.5% Chromium steel; |
| Body, Bonnet | Asbestos free sheet; |
| Bonnet – Stem | Asbestos free sheet for DN≤700. |
|
| Rubber O-rings for DN 800-1200 |
Dimension : -
For more information or enquiry, please contact Environmech Sdn. Bhd.
Contact us: http://www.environmech.com/p/contact-us.html
Website: www.Environmech.com
