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Mechanical Engineering

7707 threads, 51510 comments (18 Viewing)
 

Question on studs and their thread.

11/22/2009 by mageslay
Hello!!! There is flange NPS 24. According to UG-12, studs shall be threaded full length According to the table 1C (page 12, ASME B16.5-2003):...
Views: 27, Comments: 4
Last comment 11/22/2009 by Guest
 

Visual Examination of Longitudinal welds in pipelines.

11/22/2009 by ANDREI
Dear All, May be you know what is the distance should be between both longitudinal welds when pipeline welding (on girth weld). Shall I ro...
Pathfinder Tags: examination girth weld longitudinal weld
Views: 14, Comments: 2
Last comment 11/22/2009 by The Prof
 

WORMGEAR SELECTION FACTORS

11/22/2009 by TJSHAH
Sir: Please explain the significance of Efficiency, Derating, Services Factor , Correction Factor etc. with specific reference to the selection o...
Views: 14, Comments: 3
Last comment 11/22/2009 by TJSHAH
 

WPS helping tips

11/21/2009 by NG
Dear All, We are preapring a WPS for plugging purpose of U-bendle heat exchnager type DXU due to some leakage in tubes during hydrotest. please f...
Views: 40, Comments: 4
Last comment 11/22/2009 by SRIDHAR
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Section Blogs

Motors Blog

35 blog entries, 576 comments (0 Viewing)

Should Manufacturers Tell All?

11/18/2009 Just how much do manufacturers — whether it be household cleaning chemicals, food and beverage manufacturers, or anything else — have to t...
Views: 30, Comments: 0

MP3 Players Destroy Good Audio

10/18/2009 No digital recording company has ever matched the sound quality of LP records. Yet, it seems certain that vinyl, except for a few curious exceptions,...
Views: 627, Comments: 59
Last comment 10/29/2009 by bwire
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Pneumatics Blog

62 blog entries, 284 comments (0 Viewing)

Wanted: Compressed Air Cars

11/17/2009 There are critics and cynics, but the French-made AirPod, a compressed air car, is built and on the road. More to the point: it has plenty to offer. I...
Views: 287, Comments: 5
Last comment 11/18/2009 by writer

The Failure of Concurrent Engineering

10/23/2009 A year-old editorial entitled "How to Develop Products like Toyota" suggests that concurrent engineering and other processes implemented by U.S. manuf...
Views: 274, Comments: 3
Last comment 11/01/2009 by Guest
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Workbench Creations

91 blog entries, 995 comments (2 Viewing)

DIY Grape Arbor (Part 5)

10/12/2009 by U V
In the final installment of the grape arbor series, the sides are modified for a door in the end and then covered with shade cloth....
Pathfinder Tags: cement slab galvanized pipe pipe caps pipes shade cloth ...
Views: 124, Comments: 0

DIY Grape Arbor (Part 4)

10/05/2009 by U V
Part 4 of the grape arbor series involves the shade cloth covering. I found a good source on the Internet....
Pathfinder Tags: channel lock pliers grommets high winds roll feeding shade cloth ...
Views: 144, Comments: 2
Last comment 10/06/2009 by U V
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Hydraulics Blog

27 blog entries, 197 comments (1 Viewing)

Train for Success

11/09/2009 A surge in basic, rather than advanced, hydraulics training enrollment is apparent. Has your organization prepared for the future by training people t...
Views: 111, Comments: 2
Last comment 11/19/2009 by henrymaghinang

Hydraulics in the Home?

10/04/2009 Some homebuilders are making provisions for hydraulic-driven elevators in new construction to help owners with current or future disability needs. Do...
Views: 360, Comments: 7
Last comment 10/27/2009 by Guest
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Motion Control Components

49 blog entries, 325 comments (0 Viewing)

All Aboard?

11/09/2009 When Warren Buffett speaks — or more specifically, when he acts — lots of economy-slugged folks listen, and follow suit. Is his and Berksh...
Views: 194, Comments: 5
Last comment 11/20/2009 by rrnut-2

Watching the Social Net

10/04/2009 Social networking is part of our culture, both on and off the job. But just how much responsibility does an engineer have to her or his company when l...
Views: 291, Comments: 21
Last comment 10/07/2009 by mini-goat
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Aerospace Technology

13 blog entries, 130 comments (0 Viewing)

Air Miles for Motors

11/05/2009 With a down global economy, it was bound to happen. Even engineers need to get the most value for their purchasing dollars. Here comes Buy & Fly....
Views: 147, Comments: 0

Mitsubishi Chooses Metal

09/26/2009 Although Mitsubishi Heavy Industries builds the carbon-fiber wings for Boeing's 787 Dreamliner, the company has chosen aluminum for the wings of its n...
Views: 383, Comments: 1
Last comment 09/27/2009 by krishnan.ng
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Pump Technology

37 blog entries, 319 comments (0 Viewing)

Are You Seeing Stimulus Money?

11/01/2009 Billions of dollars have been allocated to stimulate the U.S. economy, and much of it is intended for alternate energy and infrastructure projects, su...
Views: 19, Comments: 0

Can Pumps Save New Orleans?

10/01/2009 New Orleans is below sea level, sinking, and prone to flooding. The government has plans for pumping out water, but we don't recall anyone asking pump...
Views: 213, Comments: 0
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Drives Blog

33 blog entries, 415 comments (0 Viewing)

Are You a Blackberry Slave?

10/31/2009 With the advanced communications technology we have today, it is a simple matter to stay connected to the office. With the mobile telephone and comput...
Views: 240, Comments: 17
Last comment 11/03/2009 by brich

Gas Mileage for Electric Cars? Huh?

09/27/2009 GM recently announced its Chevrolet Volt will achieve 230 miles-per-gallon (mpg) and within a few days Nissan announced its battery-operated Leaf will...
Views: 546, Comments: 12
Last comment 10/31/2009 by EV1guy2004
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Mechanical Power Transmission

33 blog entries, 287 comments (0 Viewing)

What First Inspired You?

10/22/2009 What piqued your interest in putting things together or taking them apart? Was it the same interest that pointed you towards engineering? Perhaps it w...
Views: 303, Comments: 16
Last comment 10/25/2009 by bhankiii

Are You an Engineer?

09/28/2009 Recent articles tell of the trials of Burt Siegal, a degreed engineer and head of his own design firm. It just happens that Siegal is being prosecuted...
Views: 847, Comments: 27
Last comment 10/01/2009 by Steve S.
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Valve Technology

34 blog entries, 379 comments (0 Viewing)

Nukes Making a Comeback?

10/21/2009 It looks like nuclear power is coming back to North America. The U.S. hasn't built a new plant since 1977, but the country's existing 104 reactors pro...
Views: 398, Comments: 19
Last comment 10/27/2009 by lodhi m f k
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Mechanical Components Blog

76 blog entries, 505 comments (0 Viewing)

Inventions of Our Time

11/16/2009 We're living in an era where the pace of change seems fast - and accelerating. But each generation has had its great innovations. Radios, LP records,...
Views: 188, Comments: 14
Last comment 11/21/2009 by s.udhayamarthandan
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Other Blog Entries of Interest

Engines for Superbombers

10/26/2009 posted in Hemmings Motor News Blog
by dstrohl
These images come from a rare 1945 promotional booklet published by Dodge when its Chicago assembly plant was made over for the licensed productio...
Pathfinder Tags: aircraft engines B-29 Superfortress dodge Wright Cyclone Wright engines
Views: 329, Comments: 0

True Grit: Flex-Hones and High-Performance Piston Rings

08/04/2009 posted in Machine Tools & Metal Working Blog
by BrushResearch
Every day, Brush Research advises customers how to choose the right flexible honing tools. And for many years, we've made grit recommendations as...
Pathfinder Tags: big block engines flexible honing levigated alumina piston rings
Views: 216, Comments: 4
Last comment 08/06/2009 by Guest

RTLS - who needs it?

07/21/2008 posted in Embedded Now Blog
by mavella
Apparently the US Army does. How on earth do you lose 4 helicopter engines worth $13M? Real-time location systems only work if you're actually...
Views: 198, Comments: 4
Last comment 11/21/2008 by EnviroMan

Springs and Dashpots: Response Time of Mechanical Systems and Organizations

02/28/2008 posted in Eudaimonia, too
by MillMatt
Springs and Dashpots. Over and over again in my formal engineering education I recall modeling mechanical systems with springs and dashpots. As much a...
Pathfinder Tags: dashpots Disney lumped parameter systems springs star tours ...
Views: 2106, Comments: 0

Ideals

02/07/2008 posted in Eudaimonia, too
by MillMatt
My grandfather was a Heating and Ventilation Engineer who worked on building projects in the first half of the 1900's. He was a prominent member of th...
Pathfinder Tags: air conditioning ASHRAE ASHVE Carrier Engineering Ideals ...
Views: 502, Comments: 4
Last comment 02/08/2008 by noha