Home |
Search |
Today's Posts |
|
Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
|
LinkBack | Thread Tools | Display Modes |
#1
|
|||
|
|||
Sodium Filled Valve Stems. Why?
Dumb question I guess, but why do engine manufacturers make
valve stems that are filled with sodium (I think only exhaust valves are sodium filled). Is it a heat expansion issue? Thanks. -- 0:-) 0:-) 0:-) 0:-) (-:0 (-:0 (-:0 (-:0 0:-) Artemia Salina (-:0 0:-) Surrounded by Angels (-:0 0:-) 0:-) 0:-) 0:-) (-:0 (-:0 (-:0 (-:0 |
Thread Tools | Search this Thread |
Display Modes | |
|
|
Similar Threads | ||||
Thread | Forum | |||
change washer hookup --- but no shutoff valve in sight! | Home Repair | |||
Motorized valve problem | UK diy | |||
moving water main valve | Home Repair | |||
CH System - what is this gate valve for? | UK diy | |||
Slightly tricky plumbing question | Home Ownership |