Products

Spectacle Blind

Also known as a ‘Figure-8 Blind’. A metal ring and a solid disc of equal outside diameter parts connected together by a web or tee bar. Each piece has a machined RMS finish on either side of the face to assist in sealing of gaskets. Used between two pipe flanges with the purpose of blocking flow for maintenance or allowing flow for operation. Available in Raised Face and RTJ Styles.

Technical Specifications:

  • Thicknesses are based on ASME B16.48 specifications or the products can be manufactured to customer specifications.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Spectacle products up to 24” are CRN registered in all provinces & Territories with the exception of the province of Quebec.

For dimensions, click HERE.

Paddle Blind

The solid half of a Spectacle Blind c/w handle. Used to block flow and isolate the downstream piping for maintenance. Available in Raised Face and RTJ Styles. All Paddle Blinds are manufactured to ASME B16.48.

Technical Specifications:

  • Thicknesses are based on ASME B16.48 specifications or the products can be manufactured to customer specifications.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Paddle Blinds up to 24” are CRN registered in all provinces & Territories with the exception of the province of Quebec.

Spacer Ring

The open half of a Spectacle Blind c/w handle. Used in place of a Paddle Blind to allow flow during operation. Available in Rasied Face and RTJ Styles. All Spacer Rings are manufactured to ASME B16.48.

Technical Specifications:

  • Thicknesses are based on ASME B16.48 specifications or the products can be manufactured to customer specifications.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Spacer Rings up to 24” are CRN registered in all provinces & Territories with the exception of the province of Quebec.

Bleed Ring

Similar to a Spacer Ring (no handle); a Bleed Ring is a ring section with one or more radial pipe connections. A Bleed Ring fits inside the bolt circle between two standard flanges connecting to a valve or instrument. Used to relieve pressure or drain fluids. Available in Raised Face or RTJ Styles.

Technical Specifications:

  • Global Machine offers a minimum thickness of 1.50” for ¾” ports and under, and a minimum thickness of 2.00” for 1” ports; if not specified for the 1” ports, Global will provide 2 ¼” thick.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Bleed Rings up to 24” are CRN registered in all provinces & Territories with the exception of the province of Quebec.

For dimensions, click HERE.

Vented Paddle Blind

Similar to a Paddle Blind; A Vent Blind has one radial pipe connection at 90 degrees from the handle with a smaller cross-drill hole on one side of the face interceding with 90 degree pipe connection. Used to block flow on one side of the blind while allowing access to relieve or purge the other side.

Technical Specifications:

  • Product OD’s manufactured as per ASME B16.48 and can be manufactured to customer specification.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Minimum thickness requirement is 1.25”.
  • Vented Paddle Blinds up to 24” are CRN registered in all provinces with the exceptions of British Columbia, Manitoba & Quebec.

Lap Joint Stub End

The ‘mated’ pair to a Lap Joint Flange. Stub Ends are Fittings used in place of welded flanges where rotating back up flanges are desired. Using stub ends allows sections of the line to be opened for cleaning, inspection, or quick replacement etc, without the need to re-weld. Stub Ends are typically manufactured by two methods, Type A & Type B and are available in two standard lengths , long (ANSI) or short (MSS) pattern.

Technical Specifications:

  • Thicknesses are based on ASME B16.48 specifications or the products can be manufactured to customer specifications.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • c/w a standard shop primer on carbon steel products for rust inhibitor purposes.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.
  • Lap Joint Stub Ends up to 24” are CRN registered in all provinces & Territories with the exception of the province of Quebec.

Lap Joint End Ring

Used in lieu of Stub Ends. A ring section c/w chamfered ID for welding to pipe.

Technical Specifications:

  • Products are manufactured to customer specifications only.
  • Standard surface finish is 125-250 RMS serrated finish. Other finishes available upon request.
  • Standard materials for manufacturing are: SA516 Gr. 70N, 316/316L Stainless Steel, 304/304L Stainless Steel and Chrome-moly. Other alloys can be employed upon request.