Definition & Details of Flanges

• Flanges General
• Pressure Class
• Flanges types
• Bolt Hole Orientation
• Flanges Faces
• Flange Face Finish
• Gaskets and Bolts
• Torque Tightening
• Bolt Tensioning
• Bolting Torque Tables
• Marking Standards for Flanges
• Materials ASTM

Special Flanges

• Orifice Flanges
• Spectacle Blind Spades Spacers
• LWN Weldo Exp Red Flanges
• Swivel Ring Flanges

ASTM Material Specifications

• Full List

Dims & Tolerances ASME B16.5

• Welding Neck Flanges
• Slip On flanges
• Socket Weld Flanges
• Lap Joint Flanges
• Threaded Flanges
• Blind Flanges
• Stub Ends (MSS SP-43)
• Stub Ends (ASME B16.9)
• Spectacle Blinds
• Spades and Ring Spacers
• Spades and Ring Spacers above 24in
• Bleed or Drip Ring

Dims Weld Neck Flanges Blind Flanges ASME B16.47

• Class 150-900 Series A
• Class 150-900 Series B

Dims Orifice Flanges RF

• Class 300-2500

Dims Orifice Flanges RTJ

• Class 600-2500

Dims Ring Joint Facings ASME B16.5

• Class 150-2500

Dims & Tolerances [Inches] ASME B16.5

• Welding Neck Flanges

API Specification 6A

• Dims 6B Flanges

BS 3293 Flange Dimensions

• Weld Neck and Slip-On flanges