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Our Design Tools
• ACME
Thread Designer Program
Type in the nominal size and threads
per inch for your ACME thread and get all the needed min and max diameters
for your machine drawing. |
• Conversion
Factors for Selected Units
A table containing your most often
used units conversion factors. You'll also find a printable wall-chart
here! |
• Drill
size chart
Gives the decimal value for standard
drill sizes |
• Hardness
Conversion (steel)
Enter a hardness value and find
out the equivalent hardness in other common units as well as estimated
tensile strength. Or if you know tensile strength you can find out
the approximate hardness equivalent. |
• NPT
tap size chart
Recommended drill sizes for National
Pipe Threads |
• O-ring
Data Page
Check out this script that gives
all of the relevant data for standard o-ring sizes: OD/ID/cross-section/volume/metric
for AS-568A uniform dash numbers |
• O-ring
Groove Designer Program (male gland)
Designing a radial o-ring groove?
Here's a tool that allows you interactively calculate a groove design's
stretch, squeeze and volume fill by entering the input geometry.
 Have
a female gland? - click
here. |
• Reference
Books
Choose from
our library of the most needed engineering resources or search for a specific
book. Buy the the book you need....online! |
• RPN
Calculator - Online!
Can't function
without RPN? If your brain is wired for RPN and you don't have one
handy - fire up our online version and crank those numbers out. |
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• Screw
Data Page
Check out this script that gives
all of the relevant data for sockethead capscrews, panhead machine screws,
hexhead capscrews and flathead machine screws.. Simulates the
TAD-type slide-card.
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METRIC
Screw
Data
Same as above, only in metric
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• Set
Screw Data Page
Check out this script that gives
all of the relevant data for hex head and spline head set screws. Includes
data for flat, cup, cone, oval and half-dog point set screws.
Simulates the TAD-type slide-card. |
• Sheet
and wire gage chart
Gives the decimal value for standard
sheet and wire gages. Now gives values for SWG, AWG, BWG and Manufacturer's
standard. |
• Shore
Hardness Values Chart
Relative chart showing how Shore
A, Shore D and Shore 00 scales are related. |
• Spring
Designer Program - Compression
Designing a spring? Here's
a tool that allows you iteratively calculate a spring's characteristics
by entering a few simple inputs.
Our complete selection of designer
apps:
Compression
Spring Designer
Torsion
Spring Designer
Wave
Spring Designer
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• Standard
Tap size chart
Gives the recommended drill size
for American standard and ISO metric threads |
• Surface
Roughness
A chart showing what surface roughness
ranges are typical for a number fabrication processes |
• Wrench
Clearances
A Suggested hex-head bolt/screw
spacing and clearances needed for wrenches including open-end, box and
socket. |
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