IS 11594 1985 INDIAN STANDARD SPECIFICATION FOR MILD STEEL THIN WALLED SAMPLING TUBES AND SAMPLER HEADS

IS 11594 1985 INDIAN STANDARD SPECIFICATION FOR MILD STEEL THIN WALLED SAMPLING TUBES AND SAMPLER HEADS

DOWNLOAD THIS CODE:IS 11594 1985 INDIAN STANDARD SPECIFICATION FOR MILD STEEL THIN WALLED SAMPLING TUBES AND SAMPLER HEADS