The approvals are for ISO VG 220, 320, 460, and 680. The new specification goes into effect on January 1, 2016, and requires high micro pitting resistance and superior performance in other demanding bench...
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The definitive guide to mining operations and excellence.
Established in 1909 by Herbert Hoover, Mining Magazine provides comprehensive technical insight into mining operations. It aims to inform and support mine management in decision-making regarding mining techniques, technologies, workforce, logistics, and supply chains.