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Sure Flow Equipment, Inc. →

ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

LIN-c366b4

Experience precision and reliability with our ASME Class 150 4 Inch Spectacle Blind, ideal for pipeline isolation.

$129.99
$129.99
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ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

$129.99

Quantity: 1

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ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

ASME Class 150 4 Inch Spectacle Blind for Line Blinds and Bleed Rings

$129.99

Quantity: 1

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The ASME Class 150 4 Inch Spectacle Blind is a vital safety device designed for precise isolation in pipeline systems. Manufactured by Sure Flow, this stainless steel blind offers superior strength and durability. With operating pressures of up to 275 psi at 100°F, it meets rigorous ASME B16.48 specifications, ensuring reliability in industrial applications. This spectacle blind provides quick visual indication and efficient flow control, making it a dependable choice for downstream work in challenging environments.

Product Specifications

Additional Information Additional Information
One coat of standard shop primer will be applied to all carbon steel Line Blinds unless specified differently.Mill finish is standard. Other surface finishes are available. Contact factory for options. Standard materials are: SA516 Gr.70304 Stainless Steel316 Stainless Steel Other alloys can be furnished upon requestSure Flow Equipment Line Blinds are produced in strict accordance with the following codes of practice: ASME B16.48ASME B16.5ASME B16.20ASME B16.47 (For larger diameter flanges)
Dimensions Diameter E
3/4 in
Dimensions Dimension A
6 3/4 in
Dimensions Dimension B
4 1/2 in
Dimensions Dimension C
7 1/2 in
Dimensions Dimension D1
2 1/2 in
Dimensions Dimension D2
1 in
Dimensions Dimension F
1 in
Dimensions Dimension L
4 in
Dimensions Size
4 in
Dimensions Thickness
3/8 in
Industry Standardscertifications Industry Standardscertification
American Society of Mechanical Engineers (ASME) Class 150 | International Organization for Standardization (ISO) 9001:2008 (Intertek)
Note Note
Higher ASME pressure ratings availableLarger sizes availableManufacturer reserves the right to modify dimensions, materials, or design. Consult factory for certification.
Operating Pressures And Temperatures Pressure At 100 Degree Fahr
275 psi
Operating Pressures And Temperatures Pressure At 366 Degree Fahr
150 psi
Specifications Material
Stainless Steel
Specifications Prefix Size
0400
Technical Specifications Technical Specifications
Sure Flow Equipment Line Blind thicknesses are based on ASME B16.48 specifications and are designed to withstand any pressure – temperature combination that an ASME flange will withstand.For Paddle Spacers, the hole diameter in the handle is 1/2” for 1” wide handles, and 3/4” for 1 1/2” wide handles. ASME B16.48 prohibits the use of indicator or bolt holes in the handles of Paddle Blinds. However, this option is available if required by purchaser.One coat of standard shop primer will be applied to all carbon steel Line Blinds unless specified differently.Mill finish is standard. Other surface finishes are available. Contact factory for options.Standard materials are:SA516 Gr.70304 Stainless Steel316 Stainless SteelOther alloys can be furnished upon requestSure Flow Equipment Line Blinds are produced in strict accordance with the following codes of practice:ASME B16.48ASME B16.5ASME B16.20ASME B16.47 (For larger diameter flanges)