McMaster-Carr logo
    Filter by
    Maximum Temperature
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    33 Products

    Leak-Detecting Pipe Flange Covers with pH Patch

    Image of ProductInUse. Front orientation. Leak-Detecting Pipe Flange Covers. Leak-Detecting Pipe Flange Covers with pH Patch.
    When a tiny amount of liquid makes contact with the pH patch, it changes color to indicate a leak. Patch is orange when neutral. The wrap-around design of these covers contains acid and caustic pipe leaks, protecting personnel and equipment.
    PTFE-Coated Fiberglass—PTFE-coated fiberglass covers are highly resistant to acids, alkalies, and most chemicals except hydrofluoric acid.
    For Pipe
    Size
    For Actual
    Pipe OD
    For Max. Pipe
    Flange Pressure, psi
    Max. Temp.,
    ° F
    For Use
    Outdoors
    Each
    Plastic
     
    Red
    1/2
    		27/32"150140Yes9169K33000000
    3/4
    		1 3/64"150140Yes9169K3400000
    1
    		1 5/16"150140Yes9169K3500000
    1 1/2
    		1 29/32"150140Yes9169K3700000
    2
    		2 3/8"150140Yes9169K3800000
    3
    		3 1/2"150140Yes9169K3900000
    4
    		4 1/2"150140Yes9169K4100000
    6
    		6 5/8"150140Yes9169K4200000
     
    White
    1/2
    		27/32"150140Yes9169K1300000
    3/4
    		1 3/64"150140Yes9169K1400000
    1
    		1 5/16"150140Yes9169K1500000
    1 1/2
    		1 29/32"150140Yes9169K1700000
    2
    		2 3/8"150140Yes9169K1800000
    3
    		3 1/2"150140Yes9169K1900000
    4
    		4 1/2"150140Yes9169K2100000
    6
    		6 5/8"150140Yes9169K2200000
     
    PTFE-Coated Fiberglass
     
    Beige
    1/2
    		27/32"150450Yes6811K2400000
    3/4
    		1 3/64"150450Yes6811K2500000
    1
    		1 5/16"150450Yes6811K2600000
    1 1/2
    		1 29/32"150450Yes6811K2800000
    2
    		2 3/8"150450Yes6811K2900000
    3
    		3 1/2"150450Yes6811K3200000
    4
    		4 1/2"150450Yes6811K3400000
    6
    		6 5/8"150450Yes6811K3600000
     
    Replacement Leak-Detecting pH Patches
    Pkg.
    Qty.
    Pkg.
    Replacement pH Patches109169K77000000

    See-Through Leak-Detecting Pipe Flange Covers

    Image of ProductInUse. Front orientation. Leak-Detecting Pipe Flange Covers. See-Through Leak-Detecting Pipe Flange Covers.
    The clear plastic center permits easy visual inspection, and the wrap-around design contains acid and caustic pipe leaks, protecting personnel and equipment.
    For Pipe
    Size
    For Actual
    Pipe OD
    For Max. Pipe
    Flange Pressure, psi
    Max. Temp.,
    ° F
    For Use
    Outdoors
    Each
    Plastic
     
    Orange
    1/2
    		27/32"150300Yes45125K48000000
    3/4
    		1 3/64"150300Yes45125K4900000
    1
    		1 5/16"150300Yes45125K5100000
    1 1/2
    		1 29/32"150300Yes45125K5200000
    2
    		2 3/8"150300Yes45125K5300000
    3
    		3 1/2"150300Yes45125K5400000
    4
    		4 1/2"150300Yes45125K5500000
    6
    		6 5/8"150300Yes45125K5600000
     
    back to top