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E: enquiry@qilumetal.com
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ASTM-A600-1992-ENG-Standard Specification for High Speed Tool Steel
ASTM-A681-2008 ENG-Standard Specification for Tool Steel Alloy
ASTM-A686-1992-ENG-Standard Specification for Carbon Tool Steel
ASTM-A694-99 ENG Carbon-and-Alloy-Steel-Forgings-for-Pipe-Flanges-Fittings-Valve
Specification for Corrosion-resistant Alloy Seamless Tubes for Use as Casing
