| Scope of application | Suitable medium | Vapour system , natural gas , poisonous waste gas purification , vacuum device , hot oil system , heating device, frozen system , ammonia , hot water , hydropower station ,etc. | |||||||||
| Suitable temperature |
-20- -350 degrees Centigrade | ||||||||||
| Adopt the standard | Make the standard: DIN3356 | Examine the experimental standard: DIN3230 | |||||||||
| Standard of length of structure: DIN3202 | To the standard of the crater: DIN3239 | ||||||||||
| Flange standard: DIN2543-2545 | |||||||||||
| Material Quality | Valve body valve Cover on the valve Pole valve One | Seal the surface | Fill out Material | ||||||||
| WCB | WCBWCB13Gr2Gr | 2Gr | Soft graphite | ||||||||
| 304 | CF8CF8304304 | 304 | Soft graphite | ||||||||
| 316 | CF8MCF8M316316 | 316 | Soft graphite | ||||||||
| 304L | CF3CF3316304L | 304L | Soft graphite | ||||||||
| 316L | CF3CF3316316L | 316L | Soft graphite | ||||||||
| Special Click | Sealed valve stem double layers of corrugated pipe , three storeys of corrugated pipes | Seal doubly | |||||||||
| Have not hoisted or lower the handwheel position to point out | It is convenient to maintain | ||||||||||
