Search found 10486 matches

by Bill Shields
Wed Apr 24, 2024 9:59 pm
Forum: Live Steam
Topic: turbulator on vert boiler worth it?
Replies: 14
Views: 306

Re: turbulator on vert boiler worth it?

Half as**d or not, it will help. Some of the original industrial turbolaters were on gas fired vertical boilers, or water heaters. Absolutely no reason they shouldn't work.. The other option is a lot of small tubes in the vertical, which from a heat transfer perspective amounts to the same thing but...
by Bill Shields
Wed Apr 24, 2024 9:38 pm
Forum: Milling Machines
Topic: DRO Backlash
Replies: 2
Views: 62

Re: DRO Backlash

What type of scale is it?

Glass or ???
by Bill Shields
Wed Apr 24, 2024 6:27 pm
Forum: The Photo Album
Topic: tractor engine top end rebuild
Replies: 52
Views: 2978

Re: tractor engine top end rebuild

agreed...but don't ask about monday's breakfast....
by Bill Shields
Wed Apr 24, 2024 6:26 pm
Forum: Live Steam
Topic: Double Flaring on Copper Tubing
Replies: 16
Views: 718

Re: Double Flaring on Copper Tubing

fuel injected?
by Bill Shields
Wed Apr 24, 2024 10:10 am
Forum: Build Log
Topic: 3/4" scale Juliet 2
Replies: 20
Views: 1561

Re: 3/4" scale Juliet 2

don't remember anything about the springs...sorry...that was before breakfast .....40+ years ago. I am pretty sure we went with the standard, and when they sagged, stuck in the rubber bits and ran it that way for 20 years....it is just sitting now because of a boiler problem related to threading scr...
by Bill Shields
Wed Apr 24, 2024 5:20 am
Forum: Live Steam
Topic: Double Flaring on Copper Tubing
Replies: 16
Views: 718

Re: Double Flaring on Copper Tubing

Ditto...at pressures 100's of times greater than seen on a loco
by Bill Shields
Tue Apr 23, 2024 9:17 pm
Forum: All Things CAD and CAM
Topic: Free and easy to learn 3D CAD
Replies: 64
Views: 115334

Re: Free and easy to learn 3D CAD

My wife has frequently accused me of not having perspective -> and computer graphics has confirmed it on more than one occasion. 🥴 There is a lot to be taken away from a basic design, drawing and layout class that used to be given to engineering students a half a century ago . Art students should al...
by Bill Shields
Tue Apr 23, 2024 8:48 pm
Forum: All Things CAD and CAM
Topic: Free and easy to learn 3D CAD
Replies: 64
Views: 115334

Re: Free and easy to learn 3D CAD

Sometimes the viewpoint and perspective get scrambled ..and the computer does exactly what you tell it to do.
by Bill Shields
Tue Apr 23, 2024 8:43 pm
Forum: Build Log
Topic: 3/4" scale Juliet 2
Replies: 20
Views: 1561

Re: 3/4" scale Juliet 2

Many of us whom have been there done that with Tich and Juliet models have benefitted from added weight between the frames in the form of blocks of lead. I seem to remember adding 4# of lead. Does not sound like much, but on a 25# loco. While you are making springs, a few that are 10-15% stiffer tha...
by Bill Shields
Tue Apr 23, 2024 7:49 pm
Forum: Build Log
Topic: Mercer butterfly door kit
Replies: 12
Views: 1090

Re: Mercer butterfly door kit

Nice job
by Bill Shields
Tue Apr 23, 2024 5:12 pm
Forum: Live Steam
Topic: Double Flaring on Copper Tubing
Replies: 16
Views: 718

Re: Double Flaring on Copper Tubing

good plan.....
by Bill Shields
Tue Apr 23, 2024 5:11 pm
Forum: The Photo Album
Topic: tractor engine top end rebuild
Replies: 52
Views: 2978

Re: tractor engine top end rebuild

GM 6V-71 diesel - had one where I worked first out of college on an unmanned barge, driving a water pump. ran a VERY WET STACK most of the time since it idled running only an air compressor..only used the pump 10% of the time. when we loaded it up with the pump and ran it hard for an hour -> would s...