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Metalworking

These groups are the best place for discussions about basic metalworking processes such as machining, welding, casting, blacksmithing and other aspects of working with metals.

⏣ General Metalworking

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What is it? (Amateur Version POST05)

by leflynn
Here is the fifth tool post in the series. As usual, I will try to answer q uestions about their composition, size and how they can move (although for these four, they each move as a single unit).... read more »

⚡ Welding Forums

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OT How to make your website mobile friendly

by Ignoramus24688
I recently made a small presentation for regular people like myself, that explain what you need to do to convert your websites to be mobile friendly. You have to do it by April 21, or Google will ... read more »

⏣ Metalworking Craft

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explanation

by copernic1976
I have a problem on my digital KND CNC lathe K1000Ti -A, who displays an alarme over- travell I tried to ignore this alarm at startup with CAN / EOB but no result is given. the registered ... read more »

⚒ Blacksmithing - wrought iron and steel discussions

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Gotta give a head's up to this gal...

by Bert Olton
...for one of the most cool web site home pages. There ought to be music going for the scene...and, the Gal is a terrific artist. http://www.slmetalworks.com/index.html Best regards, Bert -- M... read more »

Metallurgy discussions

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metal powder

by avrilwork857
We provide all kinds of metal powders which can be used in metallurgy,new materials,hard alloy,etc.if you are interested ,please contact me at avrilwork857@Gmail.com Here is our website :http://www.c... read more »

Engineering and Science

These forums contain more advanced engineering and science topics, including physics and chemistry.

⏚ Electrical Engineering

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Transistor-Transistor TTL Logic and Totem pole output

by Patrick Chung
By combining basic TTL Logic NAND gate with invertors and other gate any logical function can be realized in TTL technology. TTL family of logic circuits is specially empowered with TTL Totem pole ou... read more »

⚙ Stationary Engines - UK

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2015 EUROPEAN INDUSTRIAL HERITAGE YEAR

by engines1951
2015... the European Industrial and Technical Heritage Year. ... An idea once launched by volunteers and voluntary associations now bec omes reality ! INVITATION TO JOIN THE KICK-OFF MEETING IN B... read more »

⚗ Material Sciences

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Re: Superatom mimics for rare earth elements

by hanson
What Jay has c&p'ed is the New Age continuation of ancient technology and Alchemy carried out at Penn State. It was likely spurned on by China's monopoly of the global Rare Earth Market. The two... read more »

⚙ Mechanical Engineering

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worm gear oil mobil shc634

by gary
How do you determine how much oil is needed to fill a gear box? In ounces. read more »

⚗ Polymers Forum

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Need help finding the right urethane

by Larry Busse
I'm trying to find a cast-able urethane that is: 1) FDA biocompatible (iec 10993) for skin contact 2) RoHS compliant (no mercury) 3) compatible with hydrogen peroxide (30%) solution. Could someo... read more »

Computer-Aided Design and Manufacturing

Discussions about CAD/CAM, CNC, 3D modelling and other computer technologies used in design and manufacturing.

General Robotics Forum

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[INNS-Big Data 2015] Extended Submission Deadline and Studen...

by INNS-Big Data 2015 - San Franc
[Apologies for cross-postings] ################################################# CALL FOR PAPERS The inaugural INNS Big Data 2015 conference August 8-10, 2015, San Francisco, US... read more »

⧑ Industrial Control Group

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A general observation about controls

by Les Cargill
Why does it seem like control theory texts go out of their way to obfuscate things? From naked observer bias, it seems like most stuff you can apply controls to is much more linear than not. Sy... read more »

⋐⋒⋐ Computer Numeric Control

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3D printing demo at NY convention center tomorrow!

by mogulah
-- http://www.javitscenter.com/events.aspx?mid=244 read more »

Solidworks CAD Design software

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Foam laser cutting machine

by geng casper
This is our EVA Foam laser cutting machine cutting show, https://www.youtube.com/playlist?list=PLuKckWA-K7NXqtdwTxc3QSQccns2jbB65 Regards Casper read more »

AutoCAD discussions

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BluEntCAD Partners With An Award Winning Architecture Firm I...

by Richard Menon
BluEntCAD, offering 3d rendering services in Houston, Texas, Florida and New York, announces a strategic partnership with a New York City based award winning architecture firm to provide 3d rendering... read more »

PRO/Engineer (Creo) discussions

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Not able to open the editor for curve inPro/E

by bibhax
Hello All, I'm not able to open the editor after selecting the type of co-ordinate system in curve option. Are there any option need to active ?? read more »

Model Engineering

Application of engineering and manufacturing technologies to creating scale models and small machines and mechanisms. Various hobbies that require the use of machining, casting and other processes also used in manufacturing, are discussed here.

⚙ Model Engineering in the UK

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what is the bursting pressure for sch40 seamed pipe

by mike
I am building a compressed air line that will reach 175 psi using 3/4 sch40 seamed galvanized pipe. will this pipe safely operate at 175 psi? Also what is the minimum bursting pressure for this pipe? read more »

Model Railroad Forum

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Plastification?

by gareth
Inspired by the Poly Lactic Acid (PLA) extruded from the 3D printer at only 180 degrees C, I wonder if any have considered melting down the shedloads of plastic that seem to fill our dustbins these... read more »

Scale modeling discussions

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WTB Monogram Tom Daniel Trade Cards

by coxwm
Looking for the following 1970 Monogram Tom Daniel trade cards in NM/MT condition: sharp corners, well centered, clean backs with little browning of paper back. Beer Wagon Tijuana Taxi Dragon Wag... read more »

Model railroading in the UK

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Plastification?

by gareth
Inspired by the Poly Lactic Acid (PLA) extruded from the 3D printer at only 180 degrees C, I wonder if any have considered melting down the shedloads of plastic that seem to fill our dustbins these... read more »

✈ RC aircraft models

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Where are tracks?

by clesovsky
I live in Southern California in the USA. Where are the nearest tracks? read more »

Model rockets forum

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rec.models.rockets FAQ Part 02 - Names and Addresses

by rmrfaq
Archive-name: model-rockets/addresses Rec-models-rockets-archive-name: rockets-faq/part02 Posting-Frequency: weekly Last-modified: 2002 May 14 URL: http://www.ninfinger.org/~sven/rockets/rmrfaq.t... read more »

⚃ Lego Mindstorms Discussions

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LEGO 3D Milling Machine

by passerby
Saw this in another group, could not resist re-posting here: http://youtu.be/oF0pMILT7_Y NXT-based. Given that it's Easter today, can't resist the temptation to compare it to the Eggbot - similar des... read more »

⚃ Using Lego and compatible building blocks

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LEGO Disney's Pinocchio Marionette with Jiminy Cricket

by Built For Each Other
My husband and I created a Disney Pinocchio LEGO Marionette for LEGO Ideas. This would make a great set for young children and adults alike. We need 10,000 supporters for LEGO to review it for ... read more »

International Engineering (BETA)

We provide access to several professional and hobby engineering newsgroups in languages other than English. Due to heavy use of technical and scientific terms, these discussions are relatively easy to translate to the language of your choice. Please note: support of groups in languages other than English is still in BETA. Some features, such as post and reply, are not currently working in the international forums.

⏚ Electrical Engineering (German)

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Siedle Scope ohne Video?

by Sebastian Suchanek
Hallo NG, bei meinen Nachbarn ist eine In-Home-Bus-Klingelanlage von Siedle (nur Audio, kein Video) verbaut, welche jetzt mit einem konzipiert. Daher meine Frage in die Runde: Hat jemand Erfah... read more »

⚙ General Engineering Forum (German)

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Elektrische Leitungen 50 kW ca. 350m?

by Heiner Veelken
Einspeisung zu installieren? Gibt es da eine Faustregel? -- Gruss Heiner read more »

⏚ Electrical Engineering (French)

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automate special

by laurent
bonjour, j'ai un automate DDC3002 de marque Kieback & Peter. a priori il y a un logiciel pour le programmer: PSOS 1.20 quelqu'un connait ca? merci, laurent. read more »

RC and scale modeling (German)

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[V] Elektro-Rookie

by Bernd Laengerich
Hallo, vielleicht kennt jemand einen der einen kennt der einsteigen will, oder so. Ich habe einen neuen Graupner Elektro-Rookie abzugeben. 2-Achser, aber leicht mittels 2 Servos auf QR zu erweite... read more »

RC and scale modeling (French)

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[Conseils d'utilisation] fr.rec.modelisme

by J.F PION
Archive-Name: fr/chartes/rec.modelisme ======================================================================= = Conseils d'utilisation du forum fr.rec.modelisme = ==========... read more »

RC and scale modeling (Italian)

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modellini carroarmati miniatura ?

by Compueter Check
dove posso trovare mini carroamaramti in miniatura conefezione da 5 o 10 pezzi da spendere poco ? avete qualche sito web read more »

RC and scale modeling (Polish)

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Admiral Scheer

by Tata
Sklejam kartonowy model Admiral Scheer w skali 1:400. Na arkuszu jest MJ read more »