Welcome Steel

BLIND FLANGE

WELCOME STEEL is a manufacturer of Blind Flanges and supply high quality Blind Flanges in both large and small quantities worldwide and offer you the best prices in the market.
A Blind flange is round plate which has all of the relevant boltholes but no center hole, and because of this feature this flange is used to close off the ends of a piping systems and pressure vessel openings. It also permits easy access to the interior of a line or vessel once it has been sealed and must be reopened.
We are manufacturer of Blind Flanges and supply high quality Blind Flanges in both large and small quantities worldwide and offer you the best prices in the market.
Blind Flanges are commonly used in petrochemical, pipe engineering, public services & water works.
Blind pipe flanges are often used for high pressure applications. This reduction can be a threaded reduction or welded reduction.

Uses of Blind flanges :

Piping is easier to drill or weld at the construction stage. Once it was in use, drilling or welding will need prolong cleaning especially when the fluid transferred is combustible. For the mean of future extension, either the blind or valve would be used to seal the end.

  1. 1. BLIND FLANGES RF, CLASS 150, 150LBS, 150#, 1/2″ – 48″, ASTM A105.
  2. 2. BLIND FLANGES RF,CLASS 300, 300LBS, 300#, 1/2″ – 48″, ASTM A105.
  3. 3. BLIND FLANGES RF, CLASS 600, 600LBS, 600#, 1/2″ – 48″, ASTM A105.
  4. 4. BLIND FLANGES RF, CLASS 900, 900LBS, 900#, 1/2″ – 48″, ASTM A105.
  5. 5. BLIND FLANGES RF,CLASS 1500, 1500LBS, 1500#, 1/2″ – 48″, ASTM A105.
  6. 6. BLIND FLANGES RF, , CLASS 2500, 2500LBS, 2500#, 1/2″ – 48″, ASTM A105.