Question: 1 bar equal to how much n/mm2?
Answer: 1 bar = 0.1 N/mm2. 1 x 0.1 N/mm2 = 0.1 Newton Per Square Millimeter. Definition: In relation to the base unit of [pressure] => (pascals), 1 Bars (bar) is equal to 100000 pascals, while 1 Newton Per Square Millimeter (N/mm2) = 1000000 pascals.