valve opening

Go down

valve opening

Post by yangtao on Thu Jan 06, 2011 8:41 am

Stem in the valve opening and closing process is not only moving parts, mechanical parts, but also seals. Same time, it was the media impact and corrosion, but also packing friction. Therefore, in the choice of stem material, you must ensure it provides adequate temperature strength, good impact toughness, scratch resistance, corrosion resistance. Stem is a consumable, the choice should also note that the mechanical properties and heat treatment processing performance


Male Number of posts : 48
Religion : Non-Muslim
Department : Mechanical
Session : 2004
Residence Status : Boarder
Registration date : 2010-07-21

View user profile

Back to top Go down

Back to top

- Similar topics

Permissions in this forum:
You cannot reply to topics in this forum