Feb 8 (Reuters) - National Australia Bank Ltd NAB.AX :
* NAB launches NAB subordinated notes 2 offer
* Each nab subordinated note 2 will have a face value of $100
* Offer is expected to raise approximately $750 million
* Once issued, NAB subordinated notes 2 will qualify as tier 2 capital for group
* Each NAB subordinated note 2 will have an expected margin in range of 2.20 pct to 2.30 pct per annum over three month bank bill rate
* NAB will use net proceeds of offer to refinance NAB subordinated notes issued by NAB on 18 June 2012 Source text for Eikon: Further company coverage: NAB.AX