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Metal & Machining Tools
Metal weight calculation and hardness conversion tools
Available Tools
Weight Calculator
: Calculate metal weight by shape and material
Hardness Converter
: Convert between HRC, HB, HV, Shore scales
Screw Size Reference
: Metric screw dimensions and tap drill sizes
ISO 286 Tolerance Calculator
: Calculate ISO 286 tolerance fits and deviations
Cutting Conditions Calculator
: Calculate RPM, feed rate, and material removal rate
Surface Roughness Converter
: Convert between Ra, Rz, and N roughness scales
Welding Rod Guide
: Get welding rod recommendations by base metal and conditions
Thread Tap/Die Reference
: Metric and Unified thread specifications with tap drill sizes
Material Properties Dictionary
: Mechanical and thermal properties by material grade
Sheet Metal Bending Calculator
: Calculate bend allowance, deduction, K-factor, and flat pattern length
Press Tonnage Calculator
: Calculate required press force for stamping operations
Natural Frequency Calculator
: Calculate natural frequencies for mechanical vibration analysis
Weld Heat Input Calculator
: Calculate heat input, carbon equivalent, preheat temperature, and HAZ properties
Bearing Life Calculator
: Calculate L10 bearing life in revolutions and hours
Spring Design Calculator
: Calculate helical spring rate, stress, and correction factors
Gear Module Calculator
: Calculate spur gear geometry from module or pitch diameter
Tap Drill Size Calculator
: Calculate tap drill size and thread dimensions
Press-Fit Calculator
: Calculate interference fit assembly force, interface pressure, and stress
Bolt Torque Calculator
: Calculate bolt torque, preload, and tensile stress
Material Grade Converter
: Convert material grades between ASTM, EN, JIS, GB, KS standards
Pipe Spec Reference
: Look up ANSI/ASME pipe specifications
Flange Spec Reference
: Look up ASME B16.5 flange specifications
True Position Calculator
: Calculate GD&T true position (diametral method)
Bolt Circle Pattern
: Calculate bolt hole circle pattern coordinates
Sine Bar Height Calculator
: Calculate gauge block height for sine bar setup
Chip Thinning Compensation
: Calculate adjusted feed for radial chip thinning
Tool Deflection Calculator
: Calculate end mill tool deflection
Cusp Height Calculator
: Calculate ball end mill surface finish cusp height
Effective Diameter Calculator
: Calculate ball end mill effective cutting diameter
Boring Bar Deflection Calculator
: Calculate boring bar deflection and L/D ratio
Thread Over Wires Calculator
: Calculate thread measurement using 3-wire method
Gauge Block Stack Builder
: Calculate gauge block stack combinations
Triangle Solver
: Calculate triangle sides and angles (SSS, SAS, ASA)
2D Sheet Nesting
: Optimize part placement on rectangular sheets
Cutting Path Optimizer
: Optimize cutting path for nested parts on sheet material