Miscellaneous

Miscellaneous engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more

Air Pressure and Altitude above Sea Level

Elevation above sea level - in feet and meter - with barometric and atmospheric pressure - inches mercury, psia, kg/cm² and kPa

Air Temperature and Altitude

Altitude and air temperature and air density

Antifreeze

Cooling systems capacities and antifreeze required

Assembly of Shrink-Fits

Heating temperature of shrink-fits

Beaufort Wind Scale

The Beaufort description and observation of wind and wind velocity

Board Foot Chart

Board Foot - a volume measurement of lumber

Brick - Mortar Consumption

Mortar required for common bricks

CE Marking

Before products are sold within the European - EU - market, they have to be "CE-marked"

Clothing - Comparing US, UK and European Sizes

Comparing European, UK, US and others clothing, shoes, shirts and sweaters sizes

Concrete - Calculating Cubic Volumes

Calculate concrete volume

Constants of π

π constants

Constants of e

e constants

Contract Types

Common engineering and construction contracts

Conveying Capacity

Determining conveyor capacities

Conveyor - Load & Power

Load and required power

Conveyor Slopes

Maximum conveyor slopes for various materials

Cooking Volume Converter - US and Metric Units

Convert common cooking liquid and dry measure volumes to US and metric values

Cooking Volume Liquid Converter

Convert between liquid volumes commonly used for cooking

Decibel

Decibel is a logarithmic unit used to describe the ratio of the signal level - power, sound pressure, voltage, intensity, etc.

Drawings - Sheet Layouts

Standard layouts of drawing sheets

Drawings - Standard Metric Sizes

Standard metric sizes of drawing sheets

Drill Bit Speed - Hardwood and Softwood

Hardwood and softwood drill speed chart

Driving Distances between European Cities

Driving distances between some major European cities

Dumping Angles

Tipping angles - common materials as ashes, sand, earth, shingles ...

Dust Explosions - Critical Temperatures and Concentrations

Critical temperatures and concentration parameters for some common substances as coal, zinc, uranium and more

Effects of Low-Frequency Vibration on Buildings

Effects of low-frequency vibration on building constructions

Electrical Equipment and Power Consumption

Power consumption and running time for commonly used electrical equipment

Electrode Potential and Galvanic Corrosion

An introduction to the electrochemical series and corrosion of metals

Elevation - Speed of Sound

Speed of sound, temperature and pressure at various elevations

Engine & Gear Oil - Temperature and Viscosity Limits

Oil viscosity vs. temperature

Fasteners - Types Chart

Wood Screws, Machine Screws, Sheet Metal Screws, Self Drilling SMS and more

Firestop Ratings

F-rating, T-rating and L-rating of firestopping systems

Friction and Coefficients of Friction

Friction theory and coefficients of friction for some common materials and materials combinations

Fruits and Vegetables - Optimal Storage Conditions

Optimal temperature and humidity conditions for some common fruits and vegetables

Fuel Consumption Converter

Converting between common fuel consumption units - US MPG, Imperial MPG, l/nm, l/100 km and km/litre

Gauge and Weight Chart

Gauge and weight chart for sheet steel, galvanized steel, stainless steel, aluminum and strip & tubing

Greases - Temperature Limits

Grease is a combination of oil and thickener

Hardwood Lumber Dimensions

Hardwood dimensional lumber sizes

Hazardous Areas Classification - Europe

European hazardous areas classifications in zones, protection types, temperature codes and codes

Hazardous Areas Classification - North America

North American hazardous locations classification in classes, divisions and groups

Inches and Decimal Equivalents

Decimal equivalents of eights, sixteenths, thirty-seconds and sixty-fourths of an inch

International Standard Atmosphere

International standard atmosphere - ranging elevation -2000 to 30000 meters - pressure, temperature, density, viscosity, thermal conductivity and velocity of sound

Latitude and Acceleration of Gravity

Acceleration of gravity and degrees latitude

Latitude and Longitude Converter

Convert between Degrees, Minutes and Seconds and Decimal Units (or vice versa)

Lead Acid Batteries

Specific gravity and charge - temperature and efficiency

Length Units Converter

Convert between units like meters, feet, inches, yards, kilometers and miles

Liter per km

Distance traveled and fuel consumption - liter per km

Machine Processing and Tolerance Grades

Relation of machine processes to tolerance grades

Manila Rope - Strength

Manila rope 3-strand. minimum breaking strength and safe load

Mapping Scales - Lengths and Areas

Convert from mapping scales to length and areas

Metric Bolts - Head and Wrench Sizes

ANSI/SO, DIN and JIS

Metric Reinforcing Bar (re-bar)

Reinforcing bar - European metric dimensions

Miles Traveled per Gallon

Miles per gallon fuel chart

Numerical Constants

Some numerical constants

Nylon Rope - Strength

Nylon rope 3-strand and 8-strand. minimum breaking strength and safe load

Oils - Lubrication and Temperature Limits

Temperature limits lubricating oils

Online Mortgage Payment Calculator

Calculate mortgage payment with Annual Interest Rate, Number of Years and Amount Borrowed

Paper Drafting Sizes - ANSI/ASME Y14.1

US engineering drawing series based on ANSI/ASME Y14.1 Decimal inch drawing sheet size and format

Paper Drafting Sizes - Comparing ISO Drawing Sheets with U.S. Drawing Sheets

ISO drawing sheets compared with U.S. and Canadian drawing sheets

Paper Drafting Sizes - ISO 216 series A, B and C

The ISO 216 A, B and C drawing series - dimensions of regular, oversized and envelope sheets

Paper Drafting Sizes - US Architectural Drawings

Commonly used US architectural drawing sizes

Paper Sizes - widely used in U.S. Offices

Office paper sizes as Letter, Legal, Tabloid and more

pH Definition

An introduction to pH

Poissons ratio

When a material is stretched in one direction it tends to get thinner in the other two directions

Polyester Polyolefin Rope - Strength

Polyester Polyolefin dual fiber rope 3-strand - minimum breaking strength and safe load

Polyester Rope - Strength

Polyester rope 3-strand and 8-strand. minimum breaking strength and safe load

Polypropylene Fiber Rope - Strength

Polypropylene fiber rope 3-strand and 8 strand - minimum breaking strength and safe load

Roman Numerals

Roman numerals are combinations of seven letters

Roofing Materials - Weight

Weight calculator - roofing materials

Safety Signals - recommended Colors

American National Standards Institutes schedule of safety colors marking physical hazards

Sandpaper

Sandpaper - grit sizes

Scale of Objects

Scale of objects in a broader perspective

Sisal Rope - Strength

Sisal rope 3-strand, minimum breaking strength and safe load

Slope - Degree, Gradient  and Grade Converter

Converting slopes between degrees, gradients and grades

Softwood Lumber Grading

Rough Lumber, Surfaced Lumber (dressed), Worked Lumber, Shop and Factory Lumber and Yard Lumber

Softwood Lumber Sizes

Commercial softwood lumber dimension chart - nominal and actual sizes

Soil and Rock Bulking Factors

Soil or rock expansion after mining

Speed and Velocity Converter

Converting between speed and velocity units - m/s, km/h, knots, mph and ft/s

Speed/Time Graph

Speed plotted against time

Sprinkler Protection Area

Maximum fire sprinkler protection area

Stairs Calculator

Calculate unit rise and run

Standard Gauges

Standard gages for wire and sheet - American, Birmingham, Washburn, Music, Stubs ..

Steel Plates - Size & Weight

Steel plates size & weight - thickness range 3/16 - 10 inches

Stockpile Volume

Volume in stockpiles - cubic feet, yard, meter and decimeter

Stress in Bolts

Calculating the stressed area in UN and UNR bolts

Surface Roughness and Mechanical Processes

Different mechanical production methods and surface roughness

Tempering Colors Steel

Tempering process of hardening steel

The Greek Alphabet

The Greek alphabet is essential when expressing formulas and technical language

Thickness of Concrete Slabs

Recommended thickness of concrete slabs

Threads - Metric ISO 724

M Thread (metric ISO 724 thread) Standard in Europe

U.S. Imperial Reinforcing Bar (re-bar)

Reinforcing bar - U.S. imperial dimensions

US and Metric Fasteners - Thread Sizes

Printable fastener tools series

US Bolts - Head and Wrench Sizes

Hex Bolt, Lag Bolt, Square Bolt and Heavy Hex Bolt

US Machine Screws

Machine Screw Diameters

UTM to Latitude and Longitude Converter

Online UTM to Latitude Longitude converter

Vehicle km Traveled

Speed (km per hour), time (hours) and distance traveled (km)

Vehicle Miles Traveled

Speed (miles per hour), time (hours) and distance traveled (miles)

Volume of Cylinder Tanks

Volume of cylindrical tanks - gallons per foot of dept or length

Wire Rope - Strength

Wire rope 6-strand x 19 wire (6 x 19) - weight - minimum breaking strength and safe load

Wood Moisture and Compressive Strength

Red Spruce, Longleaf Pine and Douglas Fir - moisture content and compressive strength

Wood Screws

Shank diameters - pilot holes

Wood Screws - Holes

Pilot holes, shank clearance holes and countersink diameter - hard wood and soft wood

Engineering News

Resources, Tools and Basic Information for Engineering and Design of Technical Applications!