• BS EN10297-1 Alloy Tube
    BS EN10297-1 Alloy TubeEN 10297 part 1 specifies the technical delivery conditions for seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes.Alloy special steel:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12
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