Product description 
  Spectacle Blind Flanges Features 
  Forming:forged SIZE:1/2\"---48\" 
  Standard:ASME B16.48 
  Spectacle Blind Flanges Materials 
  Stainless Steel : 
  OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, 
  ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347 
  
 
  Super Stainless Steel: 
  ASTM A182-904L, 317, 317L 
  
 
  Duplex Stee: 
  ASTM A182-F51, F53, F44 
  
 
  Special steel: 
  N06600, N08800, N08811 
  
 
  Alloy Steel: 
  16Mn, 12CrMo, 15Cr5Mo, Cr5Mo, 12Cr1MoV, ASTM A182-F11, F22, F91 F9 F5 
  
 
  Pipeline Steel: 
  ASTM A694-F42, F46, F48, F50, F52, F56, F60, F65, F70, F80 
  
 
  Carbon Steel: 
  ASTM A350-LF2, LF3 Q235A, 20#, ASTM A105 
  
 
  Application Areas 
  
 
  Watar Disposal 
  Any substance has its own inherent frequency, scale belongs to inorganic salt, the shell of general equipment is made of metal material, and the oscillation frequency of scale and metal material is di... 
  
 
  Renewable Energy 
  The HUASHANG software consists of numerous products for photo voltaicenergy era and different kinds of renewable energy. Our tubular products, for example, are used in functions such as:Linear fresnel.. 
  
 
  Aerospace 
  HUASHANG Aerospace tubing are used for two fuselage and instrumentation and Helicopter systems. 
  
 
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