ANSI B16.48 A182 F53 RTJ Spectacle Blind Flange 10 Inch CL600 - Yaang


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ANSI B16.48 A182 F53 RTJ Spectacle Blind Flange 10 Inch CL600

  • FOB PriceUSD 1 - 1,900/Piece
  • PortNingbo or Shanghai Port
  • MOQ1 Piece
  • Supply Ability1000 Pieces Per Day
  • Payment TermsL/C,T/T,Western Union,MoneyGram
  • PackagingSeaworthy plywood cases or pallets
  • Delivery2 - 10 days

Detailed description

Quick Details

  • Size: 10" (DN250)
  • Material: 2507 (UNS 32750/F53), etc
  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Yaang
  • Standard or Nonstandard: Standard
  • Technics: Forged
  • Standard: ASME B16.5, ANSI B16.48, etc
  • Type: F53 Spectacle Blind Flange

Packaging & Delivery

Packaging Details: Seaworthy plywood case or as customer requests
Delivery Detail: 2 - 10 days after receiving the deposit


A182 ANSI B16.48 F53 Spectacle Blind Flange
1. Material: 2507 (UNS 32750/F53), etc
2. Size: 10" (DN250)
3. Standard: ANSI B16.48, etc

4. Pressure: 150#, 300#, 600#, etc

Spectacle blind flange, is made by a steel spade and spacer, united by a welded handle. Spectacle blind may have a different type of joint face (RR Raised Face, FF Flat Face, RTJ Ring Joint), depending the type of flange.

The rtj spectacle blind flange is usually used on the oil line with two different function:

If the spade is put in between the flanges, it stops the fluid’s passage;

If the spacer is put in between the flanges, the passage of the fluid is allowed.

The rtj spectacle blind flange is inserted between two flanges: in order to guarantee a perfect waterlight two gaskets are normally mounted, one on each side of rtj spectacle blind flange.

China Spectacle Blind Flange Manufacturer Yaang supplies ANSI B16.48 A182 F53 RTJ Spectacle Blind Flange, 10 Inch, CL600.

Chemical Composition Of F53 UNS 32750 GR2507 Super Duplex Stainless Steel



F53 RTJ Spectacle Blind Flange


10" (DN250)


SO, WN, SW, TH, LJ, BL, PL, etc


Carbon Steel: ASTM SA105N/A105, ASTM SA350 LF2,etc

Stainless Steel: ASTM A182 F304/304L/316/316L, etc

Alloy Steel: ASTM A182 F1/F5/F9/F11/F22/F91, Etc.

Duplex stainless steel: ASTM A182 F51, etc

Super Duplex Stainless Steel: S32750/2507/F53/F55, UNS32760, etc

Nicke alloys: Nickel 200, Monel 400, Inconel 600/625, Incoloy 825/800, 

                     Hastelloy C276, Hastelloy C276, Hastelloy B1/B2/B3, Alloy 20, etc

Cu-Ni: 90/10,70/30, etc


Petroleum,chemical,power,gas,metallurgy, shipbuilding, construction, etc

RTJ Spectacle Blind Flange Drawing

A spectacle blind flange is machined from a single piece of metal that is cut to match the pipe size, fit between two pipe flanges and requires an additional gasket when it is installed. Also, the bolts will need to be lengthened depending on what piping class and size blind is used. The thickness of the spectacle blind is specified based on the line pressure and pipe size.

The specification that determines the dimensions of a spectacle blinds is ASME B16.48 - Line Blanks.


ASME Standards

ASME B16.5 - Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard

ASME B16.20 - Metallic Gaskets for Pipe Flanges: Ring-Joint, Spiral-Wound, and Jacketed

ASME B16.47 - Large Diameter Steel Flanges: NPS 26 Through NPS 60 Metric/Inch Standard

ASME B16.48 - Line Blanks

Applications Of ANSI B16.48 A182 F53 RTJ Spectacle Blind Flange:            

1. petrochemical industry

2. Pharmaceutical industry 

3. Food industry

4. Aviation and aerospace industry

5. Architectural decoration industry

6. Oil and gas industry

Other Features:

1) Chemical and Physical characteristic: durable, corrosion resistant and high-temperature resistant

2) We also produce flange with special specifications according to customers’ requirements;


1) Packing Method:

Normal packing: Plastic film or bubble paper wrapped, endings protect  by caps,

then into wooden case or load on fumigation plywood pallet.

Custom product: As per your request.

Spectacle Blind Flange Packing

2) Shipping:

By Sea, By Air, By Train or River-and-Sea Coordinated Transport, according to your request.

Where can we find the high quality ANSI B16.48 A182 F53 RTJ Spectacle Blind Flange.

You can visit this website: (Yaang Pipe Industry Co., Limited).

If any inquiry about products, please feel free to contact us

Related products:More>>

Tel No:+86-18267732328 / Fax No :86-0577-56809281 /
Address:Longwan District, Wenzhou, Zhejiang Province, China.

Copyright Notice © Yaang Pipe Industry Co., Limited All rights reserved.

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