NACE MR01-75 Raised Face Blind Flanges

Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Min. Order: 1 Bag/Bags
Delivery Time: 3 Days

Basic Info

Model No.: DN250

Standard: DIN, ANSI, GOST, ASME  B16.5,ASME/ANSI B16.36,ASME B16.47

Type: Welding Flange, NACE MR 01-75 Raised Face Blind Flanges

Material: Carbon Steel

Structure: Flanges

Connection: Welding

Sealing Surface: RF

Manufacturing Way: Forging

Certification: ISO.UKS.SGS.BV

Package: Wooden Boxes, Wooden Pallets

Brand Name: HAOYUAN

Crafts: Cold Extrusion, Thermoforming, Forging

Nominal Pressure: Class150-Class2500

Application: Water Conservancy, Electric Power, Power Station

Materials: A105,Q345,Q235...

Size: Dn250

Additional Info

Packaging: Wooden boxes, Wooden pallets

Productivity: 20T/Day


Transportation: Ocean,Land,Air

Place of Origin: CANGZHOU

Supply Ability: 500T/Month

Certificate: ISO

Product Description

Pipe Fittings Flange,Steel Flange, forged stainless steel Flange,Weld Neck Flange, slip on flange , plate flange , Blind Flange

Blind - Blind Flanges (BLRF)

A prominent classification of pipe flange is the blind flange. A blind flange is utilized to close closures of piping systems. It is a sort of a round plate with no inside hold, however with all the legitimate jolt openings. This blind flange is accessible in different sizes and materials and is utilized to give positive closer on the ends of pipes, valves or equipment nozzles. This flange encourages in simple access to a line once it has been fixed. The blind flange is now and again hand crafted or machined to acknowledge an ostensible estimated pipe to which decrease is continuously made. This lessening can be a threaded diminishment or welded decrease.

Features of Blind Flanges:
Some important features of blind flanges are as follows:

  • Blind flanges are in some cases supplied with NPT fittings which permit weight test associations to be accommodated.
  • They are utilized to clear off the ends of the pipe.
  • They are likewise used to clear off the finishes of valves and pressure vessel opening.
  • Looking at elements like inner weight and bolt loading, blind flanges, particularly in the bigger sizes, are the most profoundly focused of various sorts of flanges.
  • Since the most extreme anxieties in a blind flange are curving burdens at the core, they can securely be permitted to be higher than in different sorts of flanges.
  • Blind flanges are constructed to fit standard pipes in all sizes.

Blind Flanges Product Range
½" (15 NB) to 48" (1200NB) in 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS ASA 150, ASA 300, PN 6,10,16,25, 40,64,100,160 ETC. Available with NACE MR 01-75 

High-quality products

blind flange pn16
 blind flange dimensions 600#

blind flange vs blank flange

Features of blind flanges:
Some important features of blind flanges are as follows:
·Blind flanges are sometimes supplied with NPT fittings which allow pressure test connections to be fitted.
·They are used to blank off the ends of pipe.
·They are also used to blank off the ends of valves and pressure vessel opening.
·Considering factors like internal pressure and bolt loading, blind flanges, especially in the larger sizes, are the most highly stressed of all types of flanges.
·Since the maximum stresses in a blind flange are bending stresses at the center, they can safely be allowed to be higher than in other types of flanges.
·Blind flanges are made to fit standard pipes in all sizes.

Our packaging

slip on flange


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Sales Network

Contact Info



Address: Yanshan County,Cangzhou,Hebei

Contact Person: YIN



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