Just read Tubal Cain's "Soldering and Brazing" Going to buy some low-temp silver solder. Tried MSC, Enco, JTS, and McMaster-Carr, Midway, and Midwest. The...
4516
buffumjr18
Mar 2, 2010 9:13 pm
Oh. This is wonderful! Good stuff! I have a Miller 210 with the spool gun. I want to start welding some aluminum plate. I'm doing OK with steel. How do I...
4517
EGBJR@...
egbjr2002
Mar 3, 2010 11:48 am
I buy my silver solder at the local welding supply shop. They grade it by th percent silver content, not melting temperature. Check the catalogs you...
4518
Cindy and James
jaallcorn
Mar 3, 2010 12:31 pm
There is a BIG difference between low temp silver bearing solders and "real" silver solders. Basically, there are 3 grades, easy, medium and hard. Below is a...
4519
ono_dave
Mar 6, 2010 4:49 am
I have a 1985 lincoln DC-250 with an LN-7 wire feeder. It worked well for a long time then I move, and stored in for the last 4 years unused. Now when I try...
4520
ono_dave
Mar 6, 2010 4:50 am
Go visit Cal poly. they have two campuses: one inpomona if you don't want to leave the LA area the other in San Luis Obispo. THey have an open house in the...
4521
ono_dave
Mar 6, 2010 4:50 am
I bought a set of about 10 rollers (24" long) on E-bay for $15. I can't build it for that....
4522
ono_dave
Mar 6, 2010 4:53 am
Depends on your definition of successful. Yes you can weld it and not have a crack. No it will not have the properties of 400 SS anymore. It will be a new...
4523
Ken
av8or_cfi
Mar 16, 2010 4:11 pm
When you get done watching this one check out some of the others on the site. ... Ken, Good video ...
4524
Dan
knots43
Mar 22, 2010 9:30 am
I have a finely machined part that I need to repair. Looks like the part could be repaired using silver solder except for probable heat damage to the...
4525
Gary Drake
dukbilt
Mar 22, 2010 1:41 pm
Dan, If I am understanding your question correctly. I would coat the machined surface with the same flux that you are using to braze the part. Or coat the...
4526
Cindy and James
jaallcorn
Mar 22, 2010 1:51 pm
Back in the day (20 years ago) when we were making jewelry (silver mostly) as a hobby (no casting, all forging and soldering), there were some products that...
4527
Ken
av8or_cfi
Mar 22, 2010 2:29 pm
I don't see how the heat from silver soldering would do much damage. There is a product called "Hot Stop". If you do a search on "hot stop paste" or "heat stop...
4528
Andrew Mathison
andrew.mathison
Mar 22, 2010 5:21 pm
Regular normal white (old fashioned) toothpaste will do it, but there are pastes that shed the heat even better, but very expensive. With silver jewelry I...
4529
David G. LeVine
sirdave144
Mar 22, 2010 5:38 pm
... Another tool is furnace brazing in an inert atmosphere. This allows the part to be slowly brought to temperature in a jig and then slowly cooled back...
4530
Dan
knots43
Mar 22, 2010 9:08 pm
Thanks to all who responded . I would love to have one of those electric heat treating furnaces but Hi tech to me is reading the colors on iron as they run to...
4531
dennisthornton1952
dennisthornt...
Mar 23, 2010 12:32 am
If you are only concerned about oxidation and not warping, and I'd think that oxidation would be your only concern with silver soldering, then Google "Pripps...
Try Harris paste flux. It is brazing flux (borax with chlorides) disolved in water (or alcohol). Ultrasonic or clean the piece to degrease it or the flux...
4535
dennisthornton1952
dennisthornt...
Mar 23, 2010 11:29 am
If you are only concerned about oxidation and not warping, and I'd think that oxidation would be your only concern with silver soldering, then Google "Pripps...
4536
dennisthornton1952
dennisthornt...
Mar 23, 2010 6:00 pm
Yes! "pripps flux" Google likes it much better too! <grin> I don't use it as a flux though so I don't think of it as a flux. Dennis Thornton...
4537
Dan
knots43
Mar 23, 2010 8:00 pm
The Harris Stay-Silv is what I keep in my stock. So far as warping is concerned, this a fairly small part around a pound, if that, and it is almost cubic in...
4538
David G. LeVine
sirdave144
Mar 23, 2010 8:07 pm
Just an observation: Finely machined parts will warp if unevenly heated, quickly heating and cooling the parts will cause forces due to uneven internal...
4539
hoistin2000
Mar 24, 2010 2:13 am
Hi, Does anyone know the pros and cons of using .045 NR211, ER70S-6 and 7018 electrodes for welding on trailer hitches? I'm pretty sure you can't go wrong with...
4540
Ken
av8or_cfi
Mar 24, 2010 2:21 am
For what its worth. I welded mine with 6011 rods. Ken A word to the wise ain't necessary -- it's the stupid ones that need the advice. Bill Cosby...
4541
C. Frederick
cjcwi57
Mar 24, 2010 3:55 am
A couple of things; solid wire can run in the short circuit or spray transfer mode. The difference is the parameter levels and gas mix used . The short...
4542
dennisthornton1952
dennisthornt...
Mar 24, 2010 5:31 pm
The "Pripps" is to protect the area you are not soldering from oxidation and it works great and cleans up much easier than the Harris flux! Use your Harris...
4543
Andrew Mathison
andrew.mathison
Mar 24, 2010 8:09 pm
I have been reading all the replies, I have the feeling that welding or brazing is not the way to go. Why not clean the broken surfaces carefully and use a...
4544
algy193
Apr 5, 2010 2:20 pm
Hi to all, I m Alan looking to find out where i can get a pub type co2 bottle exchanged or refilled, or even an c02 argon mix....I m jumping the gun a bit as...
