... brass, steel, stainless steel, etc Brass forged tube fittings, equal TEE, chrome plated, A-8612 model, female thread, BSPP ... gas supply system Model options: 45 degree, 90 degree, equal elbow, reducing elbow, threaded elbow, welding elbow.Material optional: ... , HDGConnection type: thread (BSP, NPT), weldingStandard: ISO, GB or ASTM, ANSICertification: ISO 9001:2000, CE, ACS, TUV, UL, ROTHDimensions: ...