730630801000
HS 730630801000 - Other pipes with circular cross-section made of iron/non-alloy steel; welded, 168.3mm < outside diameter <= 406.4mm, for gas-liquids in civil aircraft
Other pipes with circular cross-section made of iron/non-alloy steel; welded, 168.3mm < outside diameter <= 406.4mm, for gas-liquids in civil aircraft
gtip