Welcome to Online Community for Engineers and Metalworking Enthusiasts
Some of our best rated resources
I have 304 stainless steel bars. They are 3/16" thick by 1.5" wide (9 feet each). I have a plan to use them to make a pickup truck bed extension. My question is, can this 304 steel be bent to a relatively small radius (I would say 1" radius), and also, can it be done without read more...
In article: Bending 304 stainless steel
Help is need to identify the model of a Blackstone Engine. The engine was manufactured in 1926. It has a serial number of 159888. I have been told it is an AV type. It has a typical AV mushroom Air intake. The instruction book that came with the engine is for a W type. read more...
In article: Blackstone Identification
How do I determine/test if my VMC has rigid tapping? 86 Mori Seiki MV-JR/Yasnac MX2 control. The Helical interpolation option is installed. does someone have a code snippet I can run as a test? And if I want to thread mill, is rigid tapping required? read more...
In article: On topic- rigid tapping ?
I have a large LEGO project for school that I am hoping someone can help with. The project involves building a large LEGO sculpture requiring assembly with "glue" as it has to be on semi-permanent public display and will be manhandled by kids. After 6 months of display, we read more...
In article: LEGO glue or sealant
Witam, ......grupowiczow , poszukuje instrukcji do aparatury Graupner MC20 w języku polskim lub angielskim ... za wszelka pomoc będę niezwykle wdzięczny .. Ostatecznie może być też dla MC18, MC10 read more...
In article: instrukcja do MC-20
Have a question or want to start a discussion? Post it! No Registration Necessary
PolyTechForum.com website provides free, on-the-go reading and posting access to 32 Usenet discussion groups, completely anonymously and without requiring registration.
Metalworking
Check Valve Plastic Valve
author: Bob La Londe posted 04-19-2018
On Tuesday when I was putting my compressor back together the check valve leaked noticeably. After several attempts to clean and polish the faces to mate I gave up and dropped an O-ring into the... read more »Why Should I Make a Budget?
author: terrablow123 posted 04-15-2018
You say you know where your money goes and you don?t need it all wr itten down to keep up with it? I issue you this challenge. Keep track of ev ery penny you spend for one month and I do mean every... read more »Table of RPM for drill size
author: news16 posted 03-23-2016
Is there a url around of a nice table of rpm for each drill size for the various material. Each time I need to use the vertical drill I figure it out, but it would be handy to final attack such ... read more »Aud
author: claytonjames570 posted 12-25-2017
Hi my name is Jim, Just got a used Aud,Added an inverter and pendant, going to to run the pump strait off 240 with a cap across motor. 30 years since I did any turning lol. Slooo looking forward to... read more »EN AW-5754 fatigue strength
author: mw158979 posted 06-17-2017
Hello, What is the fatigue strength of 5754 aluminium alloy? Any states. thanks in advance read more »Engineering and Science
off topic cross post
author: Simon Roberts posted 03-08-2018
an off topic cross post If you think you got it then either use it or lose it. don't expect it like it's your birthright. reiterating: 'use it or lose it' especially in the w ay your forefathers ... read more »steam and the European Cultural Heritage Year 2018
author: engines1951 posted 12-03-2017
Next year will be the European Year of Cultural Heritage - and this will be a unique opportunity to promote the industrial heritage. March will be the theme month devoted to energy and prime movers.... read more »Bluestar Nantong Xingchen Introduced Filament Grade PBT Resin (Starester®FL)
author: superhua posted 07-02-2017
About Us Nantong Xingchen Synthetic Materials Co., Ltd., formerly known as the Nantong Synthetic Material Plant of the China Ministry of Chemical Industry (CMCI), was founded in 1974. It is subordin... read more »bow-facing oars
author: J Burns posted 02-15-2018
Giovanni da Verrazanno logged that in 1524, he was near Block Island, slowed by heavy seas and unfavorable winds, when 20-man rowed dugouts intercepted him. At first, they kept their distance, ci... read more »ÐšÐ¾Ð´Ñ‹ шентропье
author: Undisclosed posted 03-14-2018
927-122.84 941-217.72 607-985.37 292-676.91 134-126.22 2018-03-14 read more »Computer-Aided Design and Manufacturing
Security Robots Most Immune To Robots/ Automatization?
author: kharwadeshubh posted 01-16-2018
Autonomous surveillance devices possessing cameras on wheels and roll aroun d patrolling any specific area assigned are known as security robots. These robots assist the guards in security by aler... read more »Peter Ponders PID YouTube Channel
author: pnachtwey posted 07-22-2017
https://www.youtube.com/user/pnachtwey The name sounds basic but I am actually targeting control professionals and those with math skills to understand the math behind the control theory. This ch... read more »test (sorry)
author: Ed Huntress posted 01-21-2018
Sorry for the test. I'm trying to find out why I'm not seeing anything on alt.machines.cnc read more »deployable door.
author: hassity posted 09-03-2017
Hey guys, I was interested on deployable systems and this time I was trying to make deployable door. The door design have two approaches 1 ) zigzag pattern muira-ori origami approach 2) hand fa... read more »Ethical Hacking Training | CEH Course in Delhi ? S SDN Technologies
author: Anu. SSDN posted 02-21-2018
EC-Council CEH aka Certified Ethical Hacking training course is the most pr eferred certification program being favored by security experts to equip th e knowledge and technicality of attempting cy... read more »I tried to Export the assembly from ProE Intralink workspace to Disk. But I got a message showing "An error occured on Import/Export." Do anyone help me to resolve this ?
author: Prabin posted 07-28-2017
Even I check the all dependencies everything looks good. All the sub components are exported with out any error. But Every time when i tried to export the assembly file , I get this message. read more »Model Engineering
Colchester Lathe forum
author: Mike Perkins posted 03-26-2018
The Yahoo Groups Colchester lathe forum was quite busy until a couple or so years ago, but more recently the Yahoo groups seem broken and posts have dried up. Can anyone recommend a forum for th... read more »Which Would Be The Major Factors Responsible For Automotive Parcel Delivery Terminal Market Growth?
author: kharwadeshubh posted 01-18-2018
Download FREE PDF @ http://bit.ly/2DuE8bM Automated parcel delivery terminals are the advanced delivery solutions, de ployed in populous areas including shopping malls, railway stations, walkwa ys... read more »"Air Trax Resin Saab kit Wanted"
author: pmesheau posted 03-27-2018
1:24 Saab 96 Sport 1962 two stroke issued in 2007. Thanks, Pete read more »buku
author: billypandawa13 posted 02-28-2018
Solution Manual Mathematical Methods in the Physical Sciences; 3 edition by Mary L. Boas read more »Sbach 30 cc gas Orange, Black, White (73"w.s.)
author: JosephJ711 posted 02-06-2017
Wanted: N.I.B. (arf) Sbach 30 cc ORANGE,Black,white read more »Tandem X launch problem
author: mopatry1 posted 04-08-2018
Hi, this was our first rocket build and launch attempt. We got it to launc h twice, but the rocket only went about 6 - 8 feet in the air both times be fore falling. Parachute shot out after the ro... read more »LEGO 3D Milling Machine
author: passerby posted 03-31-2013
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 »Best Web Hosting Coupons and Promo Codes for 2018
author: website hosting posted 04-17-2018
Looking for the best web hosting coupons and promo codes for 2018? Stop sea rching for that get Up to 98% Discounts to the Best Black Friday Web Hostin g Deals for 2018 from the Top Hosting provide... read more »International Engineering (BETA)
Automat und DC
author: Kurt posted 04-11-2018
Sicherungsfunktion wenn er mit DC betrieben wird? dienen. (Schnellabschaltung ist nicht erforderlich, es geht nur um den Leitungsschutz) Kurt read more »Dampfschläge nach/downstream Kondensatableiter
author: Heiner Veelken posted 02-16-2018
paralleler Kondensatableiter (Redundanz) abgeleitet. der Kondensatleitung kommt, wenn einer oder beide Kondensatableiter nicht korrekt arbeiten (was auch immer das im Detail bedeuten mag)? -- Gr... read more »100volts alternatif entre terre et masse cordon hdmi
author: Bu508a posted 04-04-2018
bonjou a tous danc voila je trouve une centaine de volts alternatif entre la masse d'un cordon hdmi et la terre j'ai mis un sous main sur mon bureau une plaque d'alu de 1 metre sur 60 environ p... read more »Jemand nen Stratos haben will?
author: Ruediger Zoll posted 04-17-2018
Tach zusammen, dat gibbet viel zuviel im Keller. Was mir am wenigsten weh tut, ist der nach VTH-Plan gebaute Stratos von Hanno Prettner, Baujahr 2016, ca. 15 konstruiert vom mehrfachen Weltmeiste... read more »[Conseils d'utilisation] fr.rec.modelisme
author: J.F PION posted 04-02-2018
Archive-Name: fr/chartes/rec.modelisme ======================================================================= = Conseils d'utilisation du forum fr.rec.modelisme = ==========... read more »[MANIFESTO] it.hobby.modellismo
author: Gruppo Coordinamento NEWS-IT posted 03-23-2018
In fondo a questo articolo, inviato automaticamente ogni mese, troverai il manifesto di questo newsgroup (it.hobby.modellismo). . Tieni presente che esistono anche questi newsgroup it.test ... read more »Uchwyt samochodowy POLECAM !!
author: wolek0606 posted 12-08-2017
http://allegro.pl/uchwyt-samochodowy-na-telefon-uniwersalny-i7023135266.html read more »Czy komputery pomagajÄ…?
author: suryga posted 04-13-2018
. http://forsal.pl/lifestyle/technologie/artykuly/1116412,szokujace-odkrycie- szwedzkiego-badacza-roboty-wcale-nie-napedzaja-gospodarki.html read more »