3/8" x 1/4" x 3/8" BSP Unequal Tee 90° GAL - MI130-38-14 Threads are British Standard taper to IS07 and BS21. All male threads are BSPT and female threads are BSPP. To EN 10226-1 and EN ISO 228-1 Materials: Whiteheart malleable cast iron EN-GJMW-400-5 to EN 1562 Media: Suitable for the flow of water, steam, gas or other non aggressive media. Surface Finishing: Two types are available: Black: With an anti-corrosive varnish to protect against rust after installation prior to plant conditioning. Galvanised: Hot-dip zinc coated to give additional resistance to corrosion