SEAMLESS CARBON STEEL STOCK TANKS. PART OF A WELL TEST PRODUCT LINE AND IS USED TO STORE PRODUCED LIQUIDS/GASES (PRESURE LESS THAN 165 BAR) BEFORE DISPOSAL. THE TANK CAN ALSO BE USED FOR AN ADDITIONAL DI STAGE OF SEPARATION AND METERING. THERE ARE VARIOUS MANUFACTURED VOLUMES OF STORAGE TANKS RANGING FROM 50BBLS (M3) TO 100BBLS (M3) THEREFORE ALL TANKS ARE ABOVE 1000 LITRE VOLUMES. THE TANKS CONTAIN THE REQUIRED PIPING AND MANIFOLDS FOR INLET / BY PASS, CONTROL DEVICES AND SAFETY RELIEF SYSTEMS. THE PRESSURE RATING OF THE SURGE TANK PROVIDES A CLOSED SYSTEM WHILE WELL TESTING. THERE ARE VENTING TO THE ATMOSPHERE DURING THE PROCESS. NOXIOUS AND FLAMMABLE VAPOURS ARE VENTED THROUGH THE FLARE PIT, BURNER BOOMS FOR DISPOSAL. A SECONDARY USE FOR THE TANK IS A TWO PHASE SEPARATOR WITH THE ADDITION OF GAS AND FLUID METERING.

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 7311 CONTAINERS FOR COMPRESSED OR LIQUEFIED GAS, OF IRON OR STEEL CN CODE 73110030 OTHER THAN FOR A PRESSURE OF 165 BAR TARIC CODE 7311003090 OTHER THAN CONTAINERS INTENDED FOR PRESSURISATION, OF IRON OR STEEL, IN CERTAIN TYPES OF AIRCRAFT ALSO CLASSIFIED IN ACCORDANCE WITH:- HSEN CHAPTER 73 HEADING 7311