BUREAN OF INDIAN STANDARDS INSTITUTION
Is: 1499-1977 Methods for Charpy Impact Test (W-NOTCH) for metals - New Delhi BIS, Manak Bhavan 9 Bahadur shah Zafar marg 1978
Is: 1499-1977
Is: 1499-1977 Methods for Charpy Impact Test (W-NOTCH) for metals - New Delhi BIS, Manak Bhavan 9 Bahadur shah Zafar marg 1978
Is: 1499-1977