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Calculators
Beam Deflection
Coil Springs
Fastener Sizes
Fits and Tolerances
Keys, Keyways and Keyseats
Material Properties
Moment of Inertia
Physics
Screw Threads
Shapes and Profiles
Stress Concentration Factors
Stress Strain
Structural Analysis
Tool Charts
Valves Flanges Fittings Gaskets
Vibration
Amesweb - Advanced Mechanical Engineering Solutions
Deflection and Stress Calculators
Cantilever beam stress and deflection analysis for multiple point/distributed loads and moments
Cantilever beam with concentrated load at any point
Cantilever beam with bending moment
Cantilever beam with distributed load
Column buckling and compression member design
Formulas for column buckling calculations
Column buckling calculations for a solid round bar
I Beam column buckling calculations
Fixed beam stress and deflection analysis for multiple point/distributed loads and moments
Fixed beam with point load at any point
Fixed beam with a moment
Fixed beam with distributed load
Simply supported beam calculator
Simply supported beam with concentrated load at any point
Simply supported beam with two concentrated loads
Simply supported beam with distributed load
Simply supported beam with two distributed loads
Simply supported beam with a moment
Simply supported beam with two moments
Simply supported beam deflection calculation example
Bushing Dimensions
Type H headed press-fit bushings
Type HL head type liner bushings
Type L Plain type liner bushing
Type-P plain press-fit-bushings
Type-SF slip fixed type renewable bushings
Chains
Leaf chain dimensions chart
Leaf chain-minimum ultimate tensile strength
Roller chain dimensions table
Roller chain sprocket diameter calculator
Horsepower ratings ansi roller chain no 25 table
Charts
Decimal equivalents of fractional wire and letter sizes
Contact Mechanics
Contact calculations of sphere in circular race
Example of contact stresses in a steel ball bearing
Formulas for Hertzian contact stress calculations
Hertzian contact stress calculations
Converters
Metric - Inch unit conversion
dB converter
SI prefixes
The International System of Units
Cross Sectional Properties of Shapes and Profiles
Second moment of area calculator
Cross sectional area calculator
Section modulus calculator
I-Beam sectional properties calculator
Steel wide flange I Beam sizes (ASTM)
American standard beam (S shape) sizes
Aluminum I beam sizes (Aluminum Association)
Tee section sectional properties calculator
C channel sectional properties calculator
Equilateral triangle area, height and moment of inertia calculator
Isosceles triangle area and section properties calculator
American standard steel channel (C shape) sizes
Metric U profile sizes
Steel angle sizes
Steel angle with equal legs section properties
Aluminum channel sizes (Aluminum Association)
Round hollow tube sectional properties calculator
Round solid bar sectional properties calculator
Rectangular hollow section sectional properties calculator
Metric rectangular hollow section dimensions and properties per EN 10210-2
Equal angle section properties calculator
Unequal angle section properties calculator
Square HSS sizes and section properties
Square hollow section properties calculator
Metric square hollow section dimensions and properties per EN 10210-2
Rectangular steel tubing sizes and properties
Round HSS sizes
Rectangular solid bar sectional properties calculator
British universal steel beams
Steel angle sizes (metric)
Metric steel unequal angle section properties
Metric steel equal angle section properties
Fasteners
Machine Screws
Machine Screws General Data
Button head socket cap screw dimensions
Metric hexagon socket button head screw dimensions
Socket head cap screw dimensions
Hex socket dimensions
Spline socket dimensions
Metric socket head cap screw dimensions
Low head socket cap screw dimensions
Flat head socket cap screw dimensions
Metric socket set screw dimensions
Metric slotted set screw dimensions
Hex head bolt - heavy hex head bolt dimensions
Hex - heavy hex head cap screw dimensions
Flat head wood screw dimensions
Oval head wood screw dimensions
Pan head wood screw dimensions
Wood screw dimensions
Bolt grades, strength and markings
Machine screw nut dimensions
Hex nut - jam nut - heavy hex nut dimensions
Hex flange nut sizes dimensions table
Hex coupling nut sizes dimensions table
Hex slotted nut sizes dimensions table
Nut grades, identification markings and strength (Metric)
Metric hex nut dimensions
Hex nut dimensions (Metric fine pitch thread)
Metric hex jam nut dimensions (coarse pitch thread)
Metric hex jam nut dimensions (fine pitch thread)
Metric hex jam nylon lock nut dimensions
Metric prevailing torque values of lock nuts
Metric nylon insert locknut dimensions
Metric metal insert locknut dimensions
Metric hex flange nut dimensions - Coarse thread
Metric hex flange nut dimensions - Fine thread
Metric hex flange lock nut with nylon insert dimensions - Coarse and Fine thread
Slotted nut dimensions
Hex thick nut dimensions
Acorn nut dimensions
Flat washer dimensions
Metric flat washer dimensions
Fender washer dimensions
Split lock washer dimensions
Tooth lock washer dimensions
Forged eye bolt dimensions
Forged eye bolt capacity and strength
Clevis pin sizes
Cotter pins dimensions (Inch)
Dowel pins dimensions (Inch)
Hole sizes for dowel pins (Inch)
Metric clevis pins dimensions
Metric split pins dimensions
External circlips for shafts (Metric)
Internal circlips for bores (Metric)
Small solid rivets dimensions (7/16 Inch nominal diameter and smaller)
Fluid Mechanics
Hydrostatic Pressure Calculator
Specific Gravity Calculator
Specific Weight Calculator
U Tube Manometer Calculator
Hooks
Crane hook types
Proof load testing of hoisting hooks
Human Factors & Ergonomics
Anthropometry
Human factors and ergonomics
Ergonomics
A simple ergonomics case study - human factors & ergonomics
Human Factors Simulation Software
Keys and Keyways
Depth values for shaft keyseats - hub keyways
Fit tolerances for parallel and taper keys
Gib head dimensions for taper keys
Key size versus shaft diameter
Set screws for use over keys
Parallel and taper key dimensions and tolerances
Woodruff key sizes and dimensions
Woodruff keyeat dimensions
Limits, Fits and Tolerances
Limits, fits and tolerances calculator (ISO)
ANSI limits and fits calculator
Preferred fits and tolerances charts (ISO)
Linear dimensions tolerances charts
Preferred tolerances and fits charts (ANSI)
Interference (press & shrink) fit calculator
Formulas for press fit / shrink fit calculations
Precision measuring tools for shaft and hole measurements
Machine Elements
Types of gears
Headed press fit bushing dimensions
Mass Moment of Inertia Calculators
Mass moment of inertia of a hollow shaft calculator
Mass moment of inertia of a cylinder calculator
Mass moment of inertia of a hollow sphere calculator
Mass moment of inertia of a sphere calculator
Mass moment of inertia of a rectangle shaped thin plate calculator
Mass moment of inertia of a thin rod
Material Properties
Material properties of aluminum 6061
Material properties of aluminum 7075
Density of materials
Linear thermal expansion coefficient values of metals
Modulus of elasticity values of metals
Posisson's ratio values of metals
Specific heat values of metals
Mechanical Coil Springs
Critical working frequency of compression springs
Compression spring design (Dimensional or rate based)
Compression spring calculator for fatigue loads
Compression spring design example
Compression spring calculator (Load based design)
Compression springs terms and definitions
Extension spring design calculator
Extension spring calculator for fatigue loads
Extension spring calculator for static loads
Extension spring design example
Mechanical Vibrations
Cantilever beam natural frequency calculator
Fixed beam natural frequency calculator
Simply supported beam natural frequency calculator
Single degree of freedom vibration calculator
Sinusoidal (Harmonic) motion calculations
Natural frequency of a vibrating spring
String vibration calculator
Torsional vibration natural frequency of a shaft calculator
Vibration isolation and control systems
Physics Calculators
Acceleration calculator
Circular motion calculator
Density calculator
Dot product calculator
Elastic otential energy calculator
Free fall calculator
Hooke's law calculator
Newton's second law calculator
Inclined plane with static and kinetic friction calculator
Kinetic energy calculator
Projectile motion calculator
Simple harmonic motion calculator
Simple pendulum calculator
Tension calculator of two ropes
2D Vector addition subtraction calculator with graphs
Vector addition calculator
Vector cross product calculator
Vector magnitude and angle calculator
Work calculator
Pipes & Tubes
Metric circular hollow section dimensions and properties per EN 10210-2
Round steel tube sizes and dimensions
Schedule 40 steel pipe thickness
Schedule 80 steel pipe thickness
Schedule 80 steel pipe dimensions
Dimensions and properties of pipes (Std, x-Strong, xx-Strong)
Steel pipe sizes
Screws Threads
UN thread calculator
Standard series for Unified inch screw threads
Dimensions for #0000, #000 and #00 threads
Tap drill size calculator
Roll form tap drill calculator
Counterbore hole dimensions calculator
Counterbore dimensions calculator for metric socket head cap screws
Clearance hole calculator
NPT thread chart tap drill size
Helicoil tap sizes
Bolt torque calculator
Bolt torque factors and bolt tension measurements
Metric thread dimensions calculator
Metric external thread dimensions chart
Metric thread chart
Metric trapezoidal thread calculator
Trapezoidal thread chart
Metric self tapping screw thread dimensions
Metric thread pitch diameter chart
Bolt grades, strength and markings
Metric bolt grades and strength
Stainless steel bolt grades
Metric bolt torque calculator
Metric tap drill chart
Metric clearance hole calculator
ACME thread calculator
Stub ACME thread calculator
Lead screw calculator
Screw, nut and collar friction coefficients for lead screws
Bolt screw friction coefficient table
Buttress thread calculator
Rough calculation of metric bolt sizes
Bolt sizing example for pressure vessel cap
British standard pipe parallel (BSPP) thread chart calculator
British standard pipe taper (BSPT) thread sizes and dimensions
NPT Pipe thread calculator
NPT thread chart tap drill size
ASME standards for screw threads
ISO standards for screw threads
Wire sizes for ISO metric screw threads measurement
Wire sizes for UN threads measurement
Stress - Strain Analysis
Mohr's circle for 3D stress analysis
Hooke's law for general stress - strain calculations
Modulus of rigidity
Plane strain and principal strains
Plane strain and transformations
Plane stress calculation with strain rosette results
Strain gauge rosette calculation example
Principal stress and maximum shear stress calculator
Plane stress and transformations with Mohr's Circle
Strain calculation with strain rosette measurement
Shear stress (single and double shear)
Thin walled pressure vessel stress calculations
Thin walled pressure vessel stress calculation example
Theories of failure for ductile materials.aspx
Stress Concentration Factors
A central circular hole in a finite plate
A central circular hole in an infinite plate
An eccentric circular hole in a finite-width plate
An elliptical hole in a finite-width plate
A rectangular hole in an infinite plate
Two equal circular holes in an infinite plate
Shoulder fillet in a stepped shaft
A large circumferential groove in a circular shaft
U-shaped groove in a shaft
V-shaped groove in a shaft
A transverse circular hole in a round bar
Opposite shoulder fillets in a bar
A closely fitting round pin joint in an finite-width plate
Stress concentration formulas
Structural Analysis of Beams and Shafts
Hollow structural section (HSS) design for strength
I beam design for strength
Linear thermal expansion
Stress strain calculator
Thermal stress in a bar
Thermal stress in a uniform plate
Rectangular beam design for strength
Stresses in rotating rings (Annular disks)
Torsion of solid and hollow shafts
Torsion in solid rectangular sections
Torsion in solid square sections
Calculation example of torsion of a solid shaft
Timber beam design for strength example
Tools, Bits and Keys Calculators
Allen (hex) key and hex bit sizes
Hex key sizes chart
Metric hex socket key sizes chart
Spline key and bit sizes
Drill bits - Jobbers length twist drills
Drill bits - Straight shank taper length twist drills
Drill bits - Screw machine length twist drills
Drill bits - Taper shank twist drills
Tools for moulding and pressing
Ejector pins with cylindrical head dimensions
Guide bushes for presses
Machined plates for press tools dimensions
Round punches with 60 degrees conical head straight shank dimensions
Keys and Keyways
Depth values for shaft keyseats - hub keyways
Fit tolerances for parallel and taper keys
Gib head dimensions for taper keys
Key size versus shaft diameter
Set screws for use over keys
Parallel and taper key dimensions and tolerances
Woodruff key sizes and dimensions
Woodruff keyeat dimensions
Valves Flanges Fittings Gaskets Charts
Class 25 cast iron flanges dimensions chart
Class 125 cast iron flanges dimensions chart
Class 150 flanges dimensions chart
Class 125 cast iron flanged fittings dimensions chart
Class 250 cast iron flanges dimensions chart
Cast iron flanged pipe fittings working pressures temperatures
Nonmetallic gasket dimensions chart for Class 25 cast iron flanges
Nonmetallic gasket dimensions chart for Class 125 cast iron flanges
Nonmetallic gasket dimensions chart for Class 150 flanges
Nonmetallic gasket dimensions chart for Class 250 cast iron flanges
Nonmetallic gasket dimensions chart for Class 300,400,600,900 flanges
RTJ Type R metallic gasket dimensions chart
RTJ Type RX metallic gasket dimensions chart
RTJ Type BX metallic gasket dimensions chart
Tyres, rims and valves
Tyre load index chart
Tyre pressure load index chart
Tyre speed rating chart