Spectacle Blind Flanges

Carbon Steel Forged Flanges Alloy Steel Forged Flanges Duplex Steel Forged Flanges Nickel Alloy Flanges Drip Ring Flanges Paddle Blind Spectacle Blind Ring Spacer

Global Supplier of Spectacle Blind Flanges

Spectacle Blinds are crucial for ensuring that specific equipment is properly blanked off during maintenance, preventing leakage through valves. They are designed with two metal discs joined by a section of metal, resembling a pair of glasses.

Spectacle Blind Flanges

Spectacle Blind Flanges Specifications

We manufacture Spectacle Blinds in various sizes, from 1/2" to 60", and in multiple materials:

  • Carbon Steel: ASTM 105, A516 Gr. 60/65/70, A350 LF2, A694 F60-65
  • Stainless Steel: AISI 304, 316, 321, 347
  • Alloy Steel: AISI Gr.1, Gr.5, Gr.9, Gr.91, Gr.11, Gr.22
  • Nickel Alloys
  • Duplex/Super Duplex: F51, F53, F55, F44
  • Incoloy: 800, 800H, 800HT, 825, Alloy 20
  • Hastelloy: C22, C276
  • Cupronickel: Cu-Ni
  • Monel: 400
  • Inconel: 600, 625
  • Titanium: Gr. 1, 2, 3

Joint Faces and Pressure Ratings

We can manufacture Spectacle Blinds with various joint face types (RF, FF, RTJ) in pressure classes 150, 300, 600, 900, 1500, and 2500, complying with major dimensional standards such as B16.48, ARAMCO, SHELL, PETROBRAS, FOSTER WHEELER, API 590, and more.

Product Highlights

  • Flawless design
  • Leak-proof nature
  • Corrosion resistant
  • Durable

Applications

Spectacle Blinds are widely used in applications that operate at sub-zero temperatures and in volatile and toxic environments. They provide an essential safety mechanism in various industrial settings.

Specialization

Infibite specializes in stainless steel 316 spectacle blinds with ANSI standard pressures CL150, CL300, CL600, CL900, CL1500, and CL2500, with face types RF, FF, and RTJ. Sizes range from 1/4” to 24”.

For more details or inquiries, contact us today!