HSN
2523
Description
PORTLAND CEMENT, ALUMINOUS CEMENT, SLAG CEMENT, SUPERSULPHATE CEMENT AND SIMILAR HYDRAULIC CEMENTS, WHETHER OR NOT COLOURED OR IN THE FORM OF CLINKERS
HSN
6802
Description
WORKED MONUMENTAL OR BUILDING STONE (EXCEPT SLATE) AND ARTICLES THEREOF, OTHER THAN GOODS OF HEADING 6801; MOSAIC CUBES AND THE LIKE, OF NATURAL STONE (INCLUDING SLATE), WHETHER OR NOT ON A BACKING; ARTIFICIALLY COLOURED GRANULES, CHIPPINGS AND POWDER, OF NATURAL STONE (INCLUDING SLATE)
HSN
7304
Description
TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL
HSN
7307
Description
TUBE OR PIPE FITTINGS (FOR EXAMPLE, COUPLINGS, ELBOWS, SLEEVES), OF IRON OR STEEL
HSN
7308
Description
STRUCTURES (EXCLUDING PREFABRICATED BUILDINGS OF HEADING 9406) AND PARTS OF STRUCTURES (FOR EXAMPLE, BRIDGES AND BRIDGE-SECTIONS, LOCK-GATES, TOWERS, LATTICE MASTS, ROOFS, ROOFING FRAME-WORKS, DOORS AND WINDOWS AND THEIR FRAMES AND THRESHOLDS FOR DOORS, SHUTTERS, BALUSTRADES, PILLARS AND COLUMNS), OF IRON OR STEEL, PLATES, RODS, ANGLES, SHAPES, SECTIONS, TUBES AND THE LIKE, PREPARED FOR USE IN STRUCTURES, OF IRON OR STEEL