IS: 1239 (Part I) - 1973 (with amendment No.3 - 1978) : Specification for Mild Steel Tubes, Tubulars and Other Wrought Steel Fittings Part 1 Mild Steel Tubes

IS: 1239 (Part I) - 1973 (with amendment No.3 - 1978) : Specification for Mild Steel Tubes, Tubulars and Other Wrought Steel Fittings Part 1 Mild Steel Tubes - New Delhi BIS 1974 - 17p

/
Copyright © 2024 Central Power Research Institute, Ministry of Power, Govt. of India, Bangalore. All Rights Reserved.