Find Spacer & Spade Pandle Spacer, Raised Face Ansi Blind Flange, Asme B16.5 Forged Figure 8 Flange on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.

Inquiry Basket (0)
Home > Products > Metal Reading Glasses > Blind Flanges BL Flange BLRF Figure-8 Blanks

Blind Flanges BL Flange BLRF Figure-8 Blanks

  • Blind Flanges BL Flange BLRF Figure-8 Blanks
  • Blind Flanges BL Flange BLRF Figure-8 Blanks
  • Blind Flanges BL Flange BLRF Figure-8 Blanks
  • Blind Flanges BL Flange BLRF Figure-8 Blanks

Blind Flanges BL Flange BLRF Figure-8 Blanks

    Payment Type: L/C,T/T
    Terms of Trade: FOB,CFR,CIF
    Min. Order: 10 Piece/Pieces
    Delivery Time: 20 Days
    Packaging: Wooden Cases or as per buyer's requirements
    Productivity: 1000pcs/month
    Brand: Bangdong
    Transportation: Ocean,Land,Air,Train/TNT/DHL
    Place of Origin: Cangzhou,China
    Supply Ability: 1000pcs/month
    Certificate: ISO/CE/API
    HS Code: 73079900
    Port: Zhengzhou Train Station,Tianjin New Port,Beijing Air Port

Basic Info


Product Description

Blind Flanges, BL Flange, BLRF

What is a Blind Flange?

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.

The blind flange is used to close ends of piping systems. It is a kind of round plate with no center hold but with all the proper bolt holes. This blind flange is available in various sizes and materials and is used to provide positive closer on the ends of pipes, valves or equipment nozzles. This flange helps in easy access to a line once it has been sealed. The blind flange is sometimes custom made or machined to accept a nominal sized pipe to which reduction is being made.

We are manufacturer of Blind Flanges and supply high quality Ansi Blind Flange 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.

Details of Blind flange
1. Blind flange 2. Stud Bolt 3. Gasket 4. Other flange

Size: 1/2" to 60", DN 12mm to DN 1500mm
Pressure class: Class 150 to Class 2,500, PN 2.5 to PN 250
Facing: RF / RTJ
Raised Face Blind Flange


  • Cabon steel: A105, A350 LF2
  • Stainless Steel Blind Flange: A182 F304/F304L/F316/F316L/F321
  • Alloy Steel Fitting: F11, F12
Blind flange is put at the end of pipe or at the junction that would possibly be a future expansion into that direction.

ANSI/ASME B16.5 Class 150 BL
ASME/ANSI B16.5 Class 300 BL
ASME/ANSI B16.5 Class 600 BL
ASME/ANSI B16.5 Class 900 BL
ASME/ANSI B16.5 Class 1500 BL
ASME/ANSI B16.5 Class 2500 BL
ASME B16.47 Series A/MSS SP-44 Class 150 BL 300 BL 600BL 900BL
ASME B16.47 Series B/API 605 Class 75 BL 150 BL 300 BL 600BL 900BL
DIN 2527 PN10 PN16

Figure-8 Blanks (Spectacle Flange)

A Spectacle Blank is a specialty flange made of two metal discs Spacer & Spade attached in the middle by a small section of steel. Figure 8 Flange get their name because they look like a pair of Reading Glasses, or spectacles. Spectacle flanges, also known as spectacle blind flanges, are most commonly used on piping systems that need to be separated regularly or where the flow through the systems is regularly stopped. One end of the spectacle flange is solid, while the other end has a hole in the center. The spectacle flange can be rotated to place either the solid or hollow end within the pipe system, thereby opening or closing the flow.

Size range:
  • Size: 1/2" to 60", DN 12mm to DN 1500mm Asme B16.5
  • Pressure class: Class 150 to Class 2,500, PN 2.5 to PN 250
  • Facing: RF / RTJ

Spectacle Flanges

For pipe Flanges-regularly seperated for isolation, maintenance or reasons, a spectacle extrudes Solution. Typically, spec blinds was mounted in the open position so-your flow pipe operates and is normally. Blinds is mounted onto one of the $number so is need to isolate a, it ' s easy!

Advantages of Spectacle Flanges
  • Spectacle flanges require no welding for installation
  • Spectacle flanges from BANGDONG Flange have a wide range of pressure tolerances
  • BANGDONG will manufacture spectacle flanges to your specifications

Spectical blind flange classes

  • 150#/300#600#/900# RF Flange Rating

Keywrods: Spectacle Blind Flanges, Pandle Spacer,Spectacle Blind Flange, Spectacle Flanges, Fitting & Flange,Stainless Steel Flange,Spectacle Blind Flanges manufactory

Spacer Spade Spectacle Blank

Shijiazhuang Bang dong Pipeline Technology Co,Ltd.


Shijiazhuang Bangdong pipe Technology Co., Ltd is located in Shijiazhuang , the capital city of Hebei , with superior geographical position and convenient transportation.It is a real professional manufacture and exporter of pipe fittings ASME ANSI B16.9, AND JIS.

The company produces and exports pipes and pipe fittings, including ELBOW/TEE/REDUCER/CAPS/FLANGE and other pipeline products . With technological production team and excellent sales staff , we keep improving efficiency regularly and ensure a better customer service experience. Our company values product quality and set up a complete quality control system and comprehensive detection means.

We insist "customer focus, honest in business, faithful in services, trusty in advertisement", Try to make the market leading products and to be reliable manufacturers by customers. Pay great attention to every detail, accurate to each number, refinement to every joint. "Give me a chance, bring you a surprise!" Sincerely welcome all customers to discuss cooperation.

Company Info

  • Company Name: Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
  • Representative: Mr.Liu
  • Product/Service: Seamless Steel Pipes , Butt Weld Pipe Fittings , Forged Pipe Fittings , Steel Flanges , Pipe Elbow & Tee & Reducer , Fittings & Flanges
  • Capital (Million US $): 100
  • Year Established: 2015
  • Total Annual Sales Volume (Million US $): Below US$1 Million
  • Export Percentage: 91% - 100%
  • Total Annual Purchase Volume (Million US $): Below US$1 Million
  • No. of Production Lines: 6
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): Below 1,000 square meters
  • Factory Location: Yanta Road,Yanshan County,Cangzhou City,HeBei Province,China
  • Contact Person: Ms. luffy
  • Tel: 86-0311-83886517
Email to this supplier
  • *Subject:
  • To:

  • *Messages:
    Your message must be between 20-8000 characters