Resources

• Blog Tip
  • Tips for Properly Using Thread Gages
  • Gage Care Tips
• Hardness Testing
  • Bibliography
  • International
  • Hardness Testing
  • Rockwell
    • Introduction
    • Rockwell Hardness Test
    • Annex C
    • Annex B
    • Annex A:Applied Force Effect
    • Status of Rockwell Hardness Standardization in the Year 2000
    • Uncertainty
    • Measurement Error
    • Traceability, Error, and Uncertainty
    • Measurement Locations
    • Verify Machine Measurement Performance
    • Reduce Machine Component Operating Errors
    • Reducing Measurement Differences and Errors
    • Daily Verification
    • Monitoring Test Machine Performance
    • Correcting Measurement Biases
    • Indirect Verification
    • Direct Verification
    • Verifications of Rockwell Hardness Machines
    • Use of Reference Test Block Standards
    • Secondary Reference Test Blocks
    • Primary Reference Test Blocks
    • Reference Test Block Standards
    • Hardness Measurement
    • Rockwell Hardness Testing Machine
    • Test surface preparation
    • Rockwell Hardness Test Choosing Scales
    • Rockwell Hardness Test Procedure
    • Rockwell Hardness Test Standards
    • Rockwell Hardness Test Numbers
    • Rockwell Hardness Test Scales
    • Rockwell Hardness Test Principle
    • Rockwell Hardness Test Significance
• Helpful Industry Resources Publications
  • Precision Gages
    • Precision Manufacturing
    • Precision Machining Technology 2nd Edition
    • Interpretation of Geometric Dimensioning and Tolerancing 3rd Edition
    • Fastener Black Book
    • Engineers Precision Data Pocket Reference Edition
    • Machinery's Handbook, Pocket Companion 30th Edition
    • Engineers Black Book
    • Handbook of Dimensional Measurement 5th Edition
    • Machinery's Handbook, 30th Edition, Large Print and Machinist Calc Pro 2 Combo
    • Inspection and Gaging, Sixth Edition
    • Blueprint Reading Basics 3rd Edition
  • Calibration
    • Computational Surface and Roundness Metrology
    • Industrial Metrology: Surfaces and Roundness
    • Engineering Metrology and Measurements
    • Handbook of Metrology and Testing
    • Basic Metrology for ISO 9000 Certification
    • The Metrology Handbook, 2nd Edition (With CD-ROM) Hardcover – 2015
    • Machine Tool Metrology: An Industrial Handbook 1st ed. 2016 Edition
    • Fundamentals of Dimensional Metrology 6th Edition
    • An Introduction to Measuration and Calibration
  • Hardness Testing
    • Fully Automatic Digital Rockwell Hardness Tester
    • Testing of Materials
    • The Hardness of Metals
    • Testing the Hardness and Durability of Metals (Classic Reprint)
    • A Study of the Relation Between the Brinell Hardness and the Grain Size of Annealed Carbon Steels
    • Hardness Testing 2nd Edition
    • On Depth Sensing Indentation of Materials: Mechanical Characterization
    • Heat-Treatment of Steel
    • Hardness Testing: Principles and Applications First Edition
• Precision Gages
  • Straight Pipe Threads Table Chart ANSI
  • Useful Resources
  • Gage Calibration FAQs
  • Fixed Limit Gages (Plugs and Rings) Resources
  • Thread Plug Gage
    • National Standard Taper Pipe Threads Size NPT Chart
    • External ACME Thread General Purpose Size Chart
    • Internal ACME Thread General Purpose Size Chart
    • Pg thread profile chart
    • Standard Pitch Diameter Chart
    • Standard Pitch Diameter Chart
    • Fixed Limit Gages (Plugs and Rings) Resources
    • Charts ANSI-Thread Gage Chart
  • Thread Ring Gage
    • National Standard Taper Pipe Threads Size NPT Chart
    • External ACME Thread General Purpose Size Chart
    • Internal ACME Thread General Purpose Size Chart
    • Standard Pitch Diameter Chart Inch
    • Standard Pitch Diameter Chart - Metric
    • Pg thread profile chart
    • Standard Pitch Diameter Chart
  • Air Gages
  • Cylindrical Gages
    • Cylindrical Taper Gages Technical Information
  • British Thread Gages
• Taps & Dies
  • Tap Drill Sizes for Metric M-Profile Screw Threads
  • Tap Drill Sizes for Unified Inch Screw Threads
  • Tapping Hints
  • Selecting Taps
  • Wear
  • Torn or Rough Thread
  • Undersize Pitch Diameter
  • Undersize Internal Diameter
  • Oversize Pitch Diameter
  • Chipping
  • Chattering on Tapped Thread
  • Breakage
  • USCTI Table 311 - Standard Pipe Dimensions, Straight & Taper - Ground Thread
  • USCTI Table 303 - Special Fine Pitch Taps, Short Series - Ground
  • USCTI Table 302A - Optional Neck & Shortened Thread Length Tap
  • USCTI Table 302 - Standard Tap Dimensions - Ground Thread
  • USCTI Table 301B