Nov 6 (Reuters) - Australian shares are set to open unchanged on Tuesday, as investors remain cautious about U.S. sanctions on Iran while country's central bank is widely expected to keep rates at a record low. prices were mixed on Monday after a steep five-day fall, as the United States formally imposed punitive sanctions on Iran but granted eight countries temporary waivers allowing them to keep buying oil from the Islamic Republic. O/R
The local share price index futures YAPcm1 was flat, a 9.1-point discount to the underlying S&P/ASX 200 index .AXJO close. The benchmark fell 0.5 percent on Monday.
New Zealand's benchmark S&P/NZX 50 index .NZ50 rose 0.4 percent in early trade.