Mining powerhouse BHP Billiton has priced a $US5 billion ($AU5.3 billion) four-tranche bond offering.
BHP said it will use the funds from the sale to cover general corporate costs.
The bond offering comprises $US500 million senior floating rate notes due in 2016, paying 25 basis points over the 3-month US dollar Libor rate.
In addition $US500 million worth of senior notes, due in 2018, have been priced at 2.050 per cent.
Another $1.5 billion of senior notes, due in 2023, have been priced at 3.85 per cent, while $2.5 billion worth of senior notes, due in 2043, have been priced at 5 per cent.