JMB reported that Japanese dealers' H beam inventory decreased by 9.7% to 165,200 tonnes at member companies of Tokiwakai, which is group of distributors dealing Nippon Steel's products, at end of September from August 2010. With the decreases for 3 months in a row, the stock decreased to less than 170,000 tonnes for the first time since November 1973. The inventory rate was 1.84 months of the shipment…