Flanges catalog

Threaded Flange

This flange is referred to as either threaded or screwed. It is used to connect other threaded components in low pressure, non-critical applications. No welding is required.


Standards: ANSI, AS2129, JIS, DIN, EN-1092-1, BS10, BS4504 etc


Nominal Pressure: PN0.25-PN42, 150LB-900LB, 5K--30K.


Nominal Diameter: DN10A-DN600A, NPS:3/8"-24".


Materials: Carbon steel, stainless steel and alloy steel.


Printing: Carbon steel and alloy steel with yellow print, black print, oil or zinc.


Packing: Plywooden case.


Payment terms: both L/C at sight and T/T before shipment.


* We can also manufacture special application flanges and forgings that customers require.

Screwed/Threaded Flange Dimensions
ANSI B16.5

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