ASTM A105 Slip-On Flange, ASME B16.5, 4 Inch, 150 LB

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Product Name: Slip-On Flange (SO Flange)
Flange Type: SO (Slip-On)
Sealing Surface: RF (Raised Face)
Standard: ASME B16.5
Material: ASTM A105
Size: 4 Inch
Pressure Rating: Class 150 LB
Surface Treatment: Black painting

Product Description

Slip-On (SO) flange per ASME B16.5, material ASTM A105, Size: 4 inch, Class 150 LB, with Raised Face (RF) sealing surface. Surface finish: black painting for corrosion protection. Designed for easy alignment and welding onto pipe ends.

Typical Application

Widely used in general industrial piping systems including oil & gas transmission, chemical processing, water treatment, and fire protection systems, where reliable flange connections under 150 LB pressure rating are required.

SO Flange

RF SO Flange


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Source: https://www.landee.cn/astm-a105-slip-on-flange-asme-b16-5-4-inch-150-lb.html