Search found 9 matches

by e2cub
Mon Apr 03, 2006 9:05 pm
Forum: Gunsmithing
Topic: Drilling and tapping stainless handgun.
Replies: 4
Views: 2531

Drilling and tapping stainless handgun.

Hi, My grandson wants me to drill and tap his stainless Ruger Mark 11 handgun for a scope mount. I have never worked on a stainless firearm. Will I have problems with a standard drill and 6-40 tap. Thanks for any help, Larry
by e2cub
Tue Oct 04, 2005 8:41 am
Forum: I.C. Engines
Topic: IC Engine Crankshaft
Replies: 2
Views: 4428

Re: IC Engine Crankshaft

Harold, Thanks for the response. I would try to machine the bolt without anealing or heat treating. I have used grade 5 and AN bolts in projects, but never tried grade 8 bolts. Will see how it goes. The Mills 1.3 is a diesel model air plane engine. It is one of the projects in the first issue of Mod...
by e2cub
Sun Oct 02, 2005 8:59 am
Forum: I.C. Engines
Topic: IC Engine Crankshaft
Replies: 2
Views: 4428

IC Engine Crankshaft

Hi, Any comments on using a large bolt like a grade 8, AN or NAS to make a crankshaft for an engine like the Mills 1.3 using the bolt head for the crank end? Thanks, Larry
by e2cub
Wed Apr 09, 2003 8:49 pm
Forum: Welding
Topic: Spray Welding
Replies: 27
Views: 6361

Re: Spray Welding

Is this the same type of spray used to build up crankshaft journals? Larry
by e2cub
Sun Feb 09, 2003 1:59 pm
Forum: Welding
Topic: TIG samples
Replies: 13
Views: 4220

Re: TIG samples

I would like to watch someone with your skill level weld. I think that would be a great learning experience on torch and filler manipulation. I think my welds are structurally sound but sure don't look that good. I'm trying to get to a point where I feel comfortable enough to use tig instead of oxy ...
by e2cub
Sun Jan 12, 2003 11:55 am
Forum: Welding
Topic: Tig cooler pump
Replies: 18
Views: 8027

Re: Probally better than you could buy.

This sure turned into a very informative thread. I'm going to use an 8 roller 540 pto sprayer pump that I happen to have. I have a 30 rpm gear motor to turn it, not sure yet if that will put out enough volumn to maintain apx 30 psi. Going to try modifying a water heater safety valve for pressure rel...
by e2cub
Wed Jan 08, 2003 9:37 am
Forum: Welding
Topic: Tig cooler pump
Replies: 18
Views: 8027

Re: Tig cooler pump

Thanks guys for all the good info. I talked to a welding supplier yesterday and he said I need about 30psi. I never heard of a carbonator pump but will look into getting one. Larry
by e2cub
Mon Jan 06, 2003 9:12 pm
Forum: Welding
Topic: Tig cooler pump
Replies: 18
Views: 8027

Tig cooler pump

I just got a water cooled tig torch from E-Bay. Also got a fuse assy. with it. Now I need to make a cooler. Anybody have any ideas on what to use for a pump? Would like it to be reliable and cheap. Thanks, Larry
by e2cub
Sat Jan 04, 2003 12:49 pm
Forum: Casting & Foundry Work
Topic: Seeding the forum with casting Do's and Don't's
Replies: 33
Views: 13478

Re: Seeding the forum with casting Do's and Don't's

Why not use an iron crucible for alum? Does that apply to a welded steel crucible also? Thanks, Larry