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Contents of the Packing PDF

List of 56 Packing Formulas

Actual Cross-sectional Area of Bolts given Root Diameter of Thread
Actual Diameter of Spring Wire given Actual mean diameter of Conical spring
Actual Diameter of Spring Wire given Deflection of Spring
Actual mean diameter of conical spring
Actual Mean Diameter of Conical Spring given Deflection of Spring
Bolt Load given Flange pressure
Bolt Load given Modulus of Elasticity and Increment Length
Bolt Load in Design of Flange for Gasket Seating
Bolt load in gasket joint
Bolt load under operating condition
Bolt Load under operating condition given Hydrostatic End Force
Deflection of conical spring
Deflection of Spring Initial Bolt Load to Seal Gasket Joint
Diameter of Bolt given Frictional Force exerted by Soft packing on Reciprocating rod
Diameter of bolt given Radial ring wall thickness
Diameter of wire for spring given Mean diameter of Conical spring
Flange pressure developed due to tightening of bolt
Flange pressure given Twisting moment
Fluid pressure by soft packing exerted by frictional force on reciprocating rod
Fluid Pressure given Friction Resistance
Fluid Pressure given Torsional Resistance
Friction resistance
Frictional force exerted by soft packing on reciprocating rod
Frictional Force given Minor diameter of bolt
Gasket Area given Flange pressure
Gasket Width given actual Cross-sectional Area of Bolts
Hydrostatic Contact Force given Bolt Load under Operating condition
Hydrostatic end force
Hydrostatic End Force given Bolt Load under Operating condition
Initial Bolt Load to seat Gasket Joint
Initial Bolt Torque given Bolt Load
Inside diameter of member given Mean diameter of Conical spring
Load on bolts based on hydrostatic end force
Mean diameter of conical spring
Mean diameter of conical spring given Diameter of spring wire
Minimum percentage compression
Minor Diameter of Bolt given Working Strength
Nominal Bolt Diameter given Bolt Load
Nominal packing cross section given Actual mean diameter of Conical spring
Nominal packing cross section given Mean diameter of Conical spring
Number of Bolts given Flange pressure
Outer Diameter of spring wire given Actual mean diameter of Conical spring
Radial ring wall thickness considering SI units
Radial Ring Wall Thickness given Width of U shaped collar
Seal resistance
Stress Required for Gasket Seating
Stress Required for Gasket Seating given Bolt Load
Test pressure given Bolt Load
Torsional Resistance given Fluid Pressure
Torsional resistance in rotary motion friction
Total cross-sectional area of bolt at root of thread
Twisting Moment given Flange Pressure
Uncompressed gasket thickness
Width of U collar
Width of U Collar given Initial Bolt Load to Seat Gasket Joint
Width of u collar given uncompressed Gasket Thickness

Variables used in Packing PDF

  1. a Gasket Area (Square Millimeter)
  2. A Area of seal contacting sliding member (Square Millimeter)
  3. Ab Actual Bolt Area (Square Millimeter)
  4. Ai Area of cross section at the inlet (Square Millimeter)
  5. Am Greater Cross-section Area of Bolts (Square Millimeter)
  6. Am1 Bolt Cross-sectional Area at Root of Thread (Square Millimeter)
  7. At Area of cross section at the throat (Square Millimeter)
  8. b Width of u-collar (Millimeter)
  9. Cu Torque Friction Coefficient
  10. d Diameter of elastic packing bolt (Millimeter)
  11. d1 Outside Diameter of Seal Ring (Millimeter)
  12. d2 Minor Diameter of Metallic Gasket Bolt (Millimeter)
  13. dbolt Diameter of Bolt (Millimeter)
  14. Ddriver a Actual mean diameter of spring (Millimeter)
  15. dgb Nominal diameter of metallic gasket bolt (Millimeter)
  16. Di Inside Diameter (Millimeter)
  17. Dm Mean Diameter of Conical Spring (Millimeter)
  18. Do Outer diameter of spring wire (Millimeter)
  19. dsw Diameter of spring wire (Millimeter)
  20. dl Incremental Length in Direction of Velocity (Millimeter)
  21. dn Nominal Bolt Diameter (Millimeter)
  22. E Modulus of Elasticity (Megapascal)
  23. F0 Seal Resistance (Newton)
  24. Fb Bolt Load in Gasket Joint (Newton)
  25. Fc Design Stress for metallic gasket (Newton per Square Millimeter)
  26. Ffriction Friction Force in elastic packing (Newton)
  27. fs Factor of Safety for Bolt Packing
  28. Fμ Friction force in metallic gasket (Newton)
  29. G Gasket Diameter (Millimeter)
  30. h Radial Ring Wall Thickness (Millimeter)
  31. H Hydrostatic End Force in Gasket Seal (Newton)
  32. hi Uncompressed gasket thickness (Millimeter)
  33. Hp Total Joint Surface Compression Load (Newton)
  34. i Number of bolts in metallic gasket seal
  35. l1 Length of joint 1 (Millimeter)
  36. l2 Length of joint 2 (Millimeter)
  37. m Gasket Factor
  38. Mt Torsional Resistance in Elastic Packing (Newton)
  39. mti Initial bolt torque (Newton)
  40. n Number of Bolts
  41. N Gasket Width (Millimeter)
  42. p Fluid Pressure in elastic packing (Megapascal)
  43. P Pressure at Outer Diameter of Gasket (Megapascal)
  44. pf Flange pressure (Megapascal)
  45. Ps Minimum Percentage Compression
  46. pseal Fluid Pressure on Metallic Gasket Seal (Megapascal)
  47. Pt Test Pressure in Bolted Gasket Joint (Megapascal)
  48. T Twisting Moment (Newton Meter)
  49. w Nominal Packing Cross-section of Bush Seal (Millimeter)
  50. Wm1 Bolt Load Under Operating Condition for Gasket (Newton)
  51. Wm2 Initial bolt load to seat the gasket joint (Newton)
  52. y Deflection of Conical Spring (Millimeter)
  53. ysl Gasket Unit Seating Load (Newton per Square Millimeter)
  54. μ Coefficient of Friction in elastic packing
  55. σsbat Stress Required for Gasket Seating (Newton per Square Millimeter)
  56. σsbd Stress Required for Operating Condition for Gasket (Newton per Square Millimeter)

Constants, Functions and Measurements used in Packing PDF

  1. Constant: pi, 3.14159265358979323846264338327950288
    Archimedes' constant
  2. Function: sqrt, sqrt(Number)
    A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.
  3. Measurement: Length in Millimeter (mm)
    Length Unit Conversion
  4. Measurement: Area in Square Millimeter (mm²)
    Area Unit Conversion
  5. Measurement: Pressure in Megapascal (MPa)
    Pressure Unit Conversion
  6. Measurement: Force in Newton (N)
    Force Unit Conversion
  7. Measurement: Moment of Force in Newton Meter (N*m)
    Moment of Force Unit Conversion
  8. Measurement: Stress in Newton per Square Millimeter (N/mm²)
    Stress Unit Conversion

Free Packing PDF

Get Free Packing PDF for Download today. Examples are included after each Formula with a link to a live Calculator! All the Formulas and Calculators support Unit Conversion as well. This PDF features 56 calculators from Design of Machine Elements. Inside, you'll discover a list of formulas such as Bolt load under operating condition, Hydrostatic end force and 56 more formulas!. The Variables, Functions and Constants are summarized at the end. Explore and share Packing PDFs!

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