May 30 (Reuters) - Quanex Building Products Corp
* Quanex Building Products announces second quarter 2017 results and reaffirms full year 2017 guidance
* Q2 sales $209.1 million versus I/B/E/S view $205.3 million
* Qtrly diluted earnings per share $ 0.04
* Q2 earnings per share view $0.05 -- Thomson Reuters I/B/E/S
* Anticipates "significant" improvement in leverage ratio by year-end 2017
* "confident in achieving our second half margin expansion and cash flow expectations"
* "comfortable with our previously disclosed 2017 guidance" Source text for Eikon: Further company coverage: