1.Piping Codes and Standards
    ASTM International
    ASTM International - Volume 01.01 Steel - Piping, Tubing, Fittings
    ASTM International - Standards for Steel Pipes, Tubes and Fittings
    DIN - Pipe, Tube and Fittings Standards and Specifications
    European Standard EN 10296-2 Welded Tubes(Chemical compositions)
    European Standard EN 10297-2 Seamless Tubes(Chemical compositions)


2.Properties of Steel & Steel Prouducts
    Steel Tubes - Working Pressures
    Stainless Steel Pipes - Pressure Ratings
   Property Of Stainless Steel
    Mechanical Properties of Stainless Steel
    Application for Stainless Steel
   American Society of Mechanical Engineers ASME Specifications
   Stainless Steel Pipe & Tubing Specifications
   Pipe Dimension(Diameter Nominal(DN) | Nominal Bore(NB)|Nominal Pipe Size(NPS))  
   Stainlelss Steel Material & Chemical Composition     
   Main Countries Stainless Steel Comparison Table                                                                 
   Measurement Conversion Chart: Metric & UK/USA(English) Conversion
   Composition Of Monel ,Incoloy, Hastelloy
   Multi-National Standards For Structural Steel
    Valve in China
    Zinc Powder & Zinc Dust
   Belt in China