A MILD STEEL THREADED WELDED TUBE (GAS PIPE). NOT COATED WITH ZINC. NON PRECISION TUBE. THE TUBE MEASURES 21.3 MM IN DIAMETER BY 150 MM IN LENGTH. MALE TAPER PIPE THREADS AT EACH END. FOR GENERAL USE WHERE SHORT PEICES OF TUBE ARE NEEDED TO CONNECT VALVES AND PIPE FITTINGS. TRADENAME: BARRELL NIPPLE, TUBULAR PIECE OR ROHR DOPPELNIPPEL.

CLASSIFICATION IS DETERMINED ACCORDING TO GIRS 1 AND 6. CN CODE 73063049 OTHER THAN PLATED OR COATED WITH ZINC. TARIC CODE 7306304920 OF AN EXTERNAL DIAMETER NOT EXCEEDING 168.3 MM. HSEN TO 7306 AND CNEN 7304 REFERS.