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1/2X1/4X1/2 BLK MI TEE
Manufacturer Resources
Product Specs
- Dimensions Specification:
- ASME B16.3
- End Conn Size 1:
- FPT
- End Conn Size 2:
- FPT
- End Conn Size 3:
- FPT
- Material Specification:
- ASTM A-197
- Pressure Rating Specification:
- ASME B16.3
- Size 1:
- 0.5
- Size 2:
- 0.25
- Size 3:
- 0.5
- Strength:
- STD
- Thread Specification:
- ASME B1.20.1
- Ul Fm:
- Yes
- Department:
- Plumbing
- Product Group:
- Plumbing Fittings
- Product Subgroup:
- Tees
- Product Type:
- Tee
- Product Finish:
- Black
- Product Material:
- Malleable Iron
- Product Weight:
- 0.29 lbs
ASC Engineered Solutions 310037809 – Frequently Asked Questions
1) What are the three port sizes on the ASC Engineered Solutions black malleable iron reducing tee, model 310037809?
It's a 1/2 x 1/4 x 1/2 reducing tee: both run ends are 1/2 inch and the branch outlet is 1/4 inch. All three openings are female pipe thread (FPT), so it threads onto male NPT pipe nipples at every port. The 1/4 inch branch is the typical size for a gauge, sensor, or small drain tapping off a 1/2 inch line.
2) Can I use a black malleable iron tee on a gas line?
Black malleable iron threaded fittings are the standard choice for gas and for closed-loop steam, air, and hydronic service; the black finish is an uncoated mill finish, not a corrosion coating. This one is built to ASTM A-197 malleable iron and dimensioned to ASME B16.3 in standard (STD) class. It is not galvanized, so it is not the fitting for potable water or wet outdoor runs where rust matters. Always work to your local mechanical and fuel gas code for the application.
3) Is this tee UL listed and FM approved for fire sprinkler work?
Yes, the fitting carries UL/FM recognition, which is what a fire protection inspector looks for on threaded fittings in a sprinkler system. The 1/4 inch branch on a 1/2 x 1/4 x 1/2 configuration is a common tapping point for a gauge or test connection. Confirm the listed pressure class for your system against the ASME B16.3 rating it is built to.
4) What is the pressure class of this 1/2 inch malleable iron tee?
It is a standard (STD) class fitting rated per ASME B16.3, the governing standard for threaded malleable iron fittings. If your drawing calls for extra heavy or 300 class, this STD fitting does not meet it and you need the heavier class instead.
5) Should I use black or galvanized malleable iron fittings on my job?
Go black for gas, steam, oil, compressed air, and closed hydronic loops, where the water is not replenished and internal rust is not a concern. Go galvanized for potable water, open systems, and damp or exterior locations. This tee is the black version in malleable iron, so it belongs in the first group.
How fast can I get the ASC Engineered Solutions 310037809 delivered?
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the ASC Engineered Solutions 310037809 come with a warranty?
Absolutely. The ASC Engineered Solutions 310037809 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the ASC Engineered Solutions 310037809?
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