ROTARY AND HANDLING TOOLS - National Oilwell Varco
ROTARY AND HANDLING TOOLS - National Oilwell Varco
ROTARY AND HANDLING TOOLS - National Oilwell Varco
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GENERAL INFORMATION<br />
4<br />
Abbreviations<br />
Abbr. Explanation Abbr. Explanation<br />
AO Air Operated m meter(s)<br />
CL Center Latch mm millimeter(s)<br />
Csg Casing max. Maximum<br />
°C Degree Celsius or Centigrade min. Minimum<br />
DC Drill Collars Nm Newton meter (= torque)<br />
dia. diameter no. number<br />
DP Drill Pipe OD outside diameter<br />
EU External upset oz ounce(s)<br />
Elev. Elevator P/N part number<br />
°F Degree Fahrenheit psi pounds per square inch<br />
ft foot or feet qty. quantity<br />
ft.lbs foot pounds (= torque) rpm rotation per minute<br />
gpm (US) gallon per minute sTon short tons (American tons)<br />
hex hexagon or hexagonal sq square<br />
ID inside diameter SD Side Door<br />
in. inch(es) Tbg Tubing<br />
IEU Internal external upset Ton metric tons<br />
IU Internal upset w/ with<br />
kW kilowatt w/o without<br />
kPa kilopascal wt weight<br />
kg kilogram(s) w/Zip with Zip groove<br />
lb pound(s)<br />
Conversions<br />
Metric conversions through-out this handbook conform to the Systeme Internationale (SI) metric equivalents.<br />
Metric to US<br />
inches x 25.4 = millimeters (mm)<br />
feet x .3048 = meters (m)<br />
pounds x .4536 = kilograms (kg)<br />
ounces x .0283 = kilograms (kg)<br />
Ton x .9078 = sTonUS to Metric<br />
US to Metric<br />
inches x 25.4 = millimeters (mm)<br />
feet x .3048 = meters (m)<br />
pounds x .4536 = kilograms (kg)<br />
ounces x .0283 = kilograms (kg)<br />
sTon x .9078 = Ton<br />
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