A PUP JOINT OF ALLOY STEEL WHICH IS USED TO ADJUST THE LENGTH OF THE DRILL STRING TO THE ELEVATION OF ROTARY TABLE FOR EASY SURFACE HANDLING AND DRILLING PRACTICES. THEY UNDERGO THE SAME STRESSES AS DRILL PIPE AND THEIR PERFORMANCE DEPENDS PRIMARILY ON THEIR SUPERIOR MECHANICAL PROPERTIES.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S: GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 7304 - TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 730429 - CASING, TUBING AND DRILL PIPE, OF A KIND USED IN DRILLING FOR OIL OR GAS; OTHER THAN DRILL PIPE OF STAINLESS STEEL; OTHER THAN OTHER DRILL PIPE; OTHER THAN OTHER OF STAINLESS STEEL; OTHER. CN CODE 73042910 OF AN EXTERNAL DIAMETER NOT EXCEEDING 168.3 MM. TARIC CODE 7304291020 OF CIRCULAR CROSS-SECTION AND WITH A CARBON EQUIVALENT VALUE (CEV) NOT EXCEEDING 0.86 ACCORDING TO THE INTERNATIONAL INSTITUTE OF WELDING (IIW) FORMULA AND CHEMICAL ANALYSIS. ALSO CLASSIFIED IN ACCORDANCE WITH: HSENS