Inconnel exaust valves..........
11-19-2006, 08:56 PM
#41
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Re: Inconnel exaust valves..........
Originally Posted by mcollinstn
Yeah. INCO (International Nickel COmpany).
They developed Monel, Incoloy, Nilo and several other fairly revolutionary exotic allows as well. Their best group of R&D guys was in West Virginia.
Extreme Duty is Manleys trademark for their inconel valves.
SuperAlloy is Ferrea's
They developed Monel, Incoloy, Nilo and several other fairly revolutionary exotic allows as well. Their best group of R&D guys was in West Virginia.
Extreme Duty is Manleys trademark for their inconel valves.
SuperAlloy is Ferrea's
11-20-2006, 12:14 PM
#42
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Re: Inconnel exaust valves..........
Info from Manleys web page
RACE SERIES
- Stainless Steel ( XH-426 Exhaust and NK-842 Intake )
- Chrome Stems and Hard Tips
- Swirl Polished and Fully Machined
- Race Master ( Straight Stem ) and Race Flo Shapes Available
- Recommended Exhaust Valves for Alcohol Engines
SEVERE DUTY¨ SERIES
- Superior Stainless for High Temperature Gasoline Engines
- Exhaust Material XH-428 with Double the Ultimate Tensile Strength ( at 1500û F ) over the competition
- Intake Material NK-844 with 1000 Times Better Fatigue Strength than competitorsÕ offerings
EXTREME DUTY SERIES
- Top Fuel, Funny Car and Marine Engine Exhaust Valves
- More Hot Hardness and High Temperature Strength than any Competitive Offerings
- Exotic XH-4-0 Inconel Material
- XH-4-2 XtremeAlloy
RACE SERIES
- Stainless Steel ( XH-426 Exhaust and NK-842 Intake )
- Chrome Stems and Hard Tips
- Swirl Polished and Fully Machined
- Race Master ( Straight Stem ) and Race Flo Shapes Available
- Recommended Exhaust Valves for Alcohol Engines
SEVERE DUTY¨ SERIES
- Superior Stainless for High Temperature Gasoline Engines
- Exhaust Material XH-428 with Double the Ultimate Tensile Strength ( at 1500û F ) over the competition
- Intake Material NK-844 with 1000 Times Better Fatigue Strength than competitorsÕ offerings
EXTREME DUTY SERIES
- Top Fuel, Funny Car and Marine Engine Exhaust Valves
- More Hot Hardness and High Temperature Strength than any Competitive Offerings
- Exotic XH-4-0 Inconel Material
- XH-4-2 XtremeAlloy
11-20-2006, 12:48 PM
#43
VIP Member
Re: Inconnel exaust valves..........
mcollinstn well put 
I am figuring about 168.00 on stainless vs Ferria's " Super Alloy
I am figuring about 168.00 on stainless vs Ferria's " Super Alloy
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11-21-2006, 12:30 AM
#44
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Re: Inconnel exaust valves..........
Originally Posted by Monkey Spanker
General Motors ran their new 572 crate motors for 40 hours at full throttle cycling between peak HP and peak TQ for durability testing, and they don't have inconnel valves in them.
Also what about sodium cooled exhaust valves? Are they used in marine engines?
Michael
