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Need Advice on Propane Heater Conversion

I've been converting a 150,000 BTU natural gas salamander heater to propane. I finally got everything together Friday,...
8 comments posted 20yrs
posted by viewptmd
8 comments posted 20yrs posted by viewptmd

Anyone need a shipping/freight scale?

I brought home 4 Fairbanks/Morse 1000lb capacity scales. Identical to this...
3 comments posted 20yrs
posted by gunner
3 comments posted 20yrs posted by gunner

Transformer Question

Someone asked me a question the other day and gave me these specs about a transformer and I did not know the answer. Th...
8 comments posted 20yrs
posted by Sierevello
8 comments posted 20yrs posted by Sierevello

Spring Constant

Hello, Cannot understand Carr Mc Master 'spring constants' in their spring section. They state 'the spring constant is...
15 comments posted 20yrs
posted by 4621vol
15 comments posted 20yrs posted by 4621vol

Satin coat sheet metal

My project is to replace a front floor pan on one side and insert a flush patch in the pan on the other side of a '68 A...
0 comments posted 20yrs
posted by rayfield
0 comments posted 20yrs posted by rayfield

Source for Springs required

Hello, Trying to obtain some springs without success. I have tried McMaster-Carr but they do not have the required type...
4 comments posted 20yrs
posted by 4621vol
4 comments posted 20yrs posted by 4621vol

16" South bend saga continues

Thanks to all those who responded to my earlier posts regarding my South bend 16 lathe. Your steering me in the right d...
11 comments posted 20yrs
posted by ted
11 comments posted 20yrs posted by ted

Mystery metal

I have two small metal cylinders from who knows where. Anyway, they are of similar size, but have markedly different de...
55 comments posted 20yrs
posted by jwilson
55 comments posted 20yrs posted by jwilson

enormous steel chopstick?

I have this friend in art school, and he wants to make a sculpture. He asked me today how to make a 2X-sized copy of a...
16 comments posted 20yrs
posted by grant
16 comments posted 20yrs posted by grant

TEFC motor automatically weather proof?

I am selling a DC PM motor (90v, 3/4 HP on ebay). I bought two, will use one to convert my drill press to DC, and I am...
3 comments posted 20yrs
posted by ignoramus30909
3 comments posted 20yrs posted by ignoramus30909

Lee at MarMachine

I have it on reliable authority, that yesterday..Thursday...Lee broke his leg in two places and had to have surgery Fri...
4 comments posted 20yrs
posted by gunnerNOSPAM
4 comments posted 20yrs posted by gunnerNOSPAM

Sheetmetal/Metalfab equipment advice needed

We're setting up a metalshop for an undergrad mechanical engineering program-teaching students about metalwork and for...
0 comments posted 20yrs
posted by david82282
0 comments posted 20yrs posted by david82282

Learning Projects for Engineering Students

I'm setting up an intro course for mechanical engr. students to learn the basics of shop practice - machining, fabricat...
11 comments posted 20yrs
posted by david82282
11 comments posted 20yrs posted by david82282

Metal Casting Pattern Question

I'm in the middle of creating a pretty complex pattern that I intend to green sand (Petro Bond) cast in aluminum. I cho...
7 comments posted 20yrs
posted by tmayhugh
7 comments posted 20yrs posted by tmayhugh

Acceptable deflections

Awl-- When choosing beams for supporting roofs, floors, etc, what is an acceptable deflection over a given length? I'm...
4 comments posted 20yrs
posted by physical
4 comments posted 20yrs posted by physical