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Dimensions - Weights - Specs - Technical Data

  • ASME B16.5 Flanges
  • ASME B16.47 Large Diameter Flanges
  • AWWA Standard Flanges
  • Industry Standard Flanges
  • ASME B16.36 Orifice Flanges
  • ASTM A234/ASME B16.9 Seamless Weld Fittings
  • Forged Steel Fittings
  • Flange Attaching Methods
  • Flange Dimensions Chart
  • Long Weld Neck Connections
  • ASME Cross Reference Chart
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    ASME B16.5 Flanges

    Dimensional Tolerances - Welding Neck Flanges
    Dimensional Tolerances - Threaded, Slip-On, Lap Joint and Blind Flanges
    Welding Bevel Standards

    Welding Neck Flanges: Class 150 Class 900
      Class 300 Class 1500
      Class 400 Class 2500
      Class 600  

    Slip-On Flanges: Class 150 Class 600
      Class 300 Class 900
      Class 400 Class 1500

    Lap Joint Flanges: Class 150 Class 900
      Class 300 Class 1500
      Class 400 Class 2500
      Class 600  

    Socket Welding Flanges: Class 150 Class 600
      Class 300 Class 1500

    Threaded Flanges: Class 150 Class 900
      Class 300 Class 1500
      Class 400 Class 2500
      Class 600  

    Blind Flanges: Class 150 Class 900
      Class 300 Class 1500
      Class 400 Class 2500
      Class 600  

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    ASME B16.47 Large Diameter Flanges

    Dimensional Tolerances
    Welding Bevel Standards
    Dimensions of RTJ Facings

    Series A / MSS-SP44 Flanges

    Class 150 Class 600
    Class 300 Class 900
    Class 400  

    Series B / API 605 Flanges

    Class 75 Class 400
    Class 150 Class 600
    Class 300 Class 900

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    AWWA Standard Flanges

    AWWA C207-07 Flange Dimensions:

    AWWA Standard Steel Ring Flanges

    Class B Class E
    Class D Class F

    AWWA Standard Steel Hub Flanges

    Class D Class E

    AWWA Blind Flange Thicknesses
    AWWA Blind Flange Weights
    AWWA Steel Ring Weights

    AWWA C207-94 Flange Dimensions:

    AWWA Standard Steel Ring Flanges

    Class B Class E
    Class D Class F

    AWWA Standard Steel Hub Flanges

    Class D Class E

    AWWA Blind Flange Thicknesses

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    Industry Standard Flanges

    Class 125 LW

    Welding Necks  
    Slip Ons  

    Class 125

    Welding Necks Blinds
    Slip Ons  

    Class 250

    Welding Necks Blinds
    Slip Ons  

    Class 75

    Welding Necks Blinds
    Slip Ons  

    Class 175

    Welding Necks Blinds
    Slip Ons  

    Class 350

    Welding Necks Blinds
    Slip Ons  

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    ASME B16.36 Orifice Flanges

    Orifice Flange Description

    Weld Neck Orifice Flange: Class 300 Class 900
      Class 400 Class 1500
      Class 600 Class 2500

    Threaded Orifice Flange: Class 300 Class 900
      Class 400 Class 1500
      Class 600  

    Slip-on Flanges: Class 300 Class 900
      Class 400 Class 1500
      Class 600  

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    ASTM A234 / ASME B16.9 Seamless Welding Fittings

    Bevel Tolerances - Weld Fittings

    Long Radius 90 Elbows

    Standard Extra Strong

    Short Radius 90 Elbows

    Standard Extra Strong

    45o Elbows

    Standard Extra Strong

    Reducing Elbows

    Standard Extra Strong

    Long Radius 180 Return Bends

    Standard Extra Strong

    Short Radius 180 Return Bends

    Standard Extra Strong

    Straight Tees

    Standard Extra Strong

    Reducing Tees

    Standard Extra Strong

    Concentric & Eccentric Reducers

    Standard Extra Strong

    Caps

    Standard Extra Strong

    Lap Joint Stub Ends

    Standard Extra Strong

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    Long Weld Neck Connections

    General Notes for Connections
    Welding Bevel Standards
    Dimensions of RTJ Facings
    Connection Tolerances

    Standard Connection Specifications

    Class 150 Class 900
    Class 300 Class 1500
    Class 400 Class 2500
    Class 600  

    Intermediate Connections Specifications

    Class 150 Class 900
    Class 300 Class 1500
    Class 400 Class 2500
    Class 600  

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    Forged Steel Fittings

    Socket Weld Fittings


    Threaded Fittings

    Plugs
    Bushings
    Unions - MSS-SP-83
    Unions - Rockwood
    Unions - Lug Nut


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