高强度传输管线用美标法兰ASTM A694

Time:2014-06-16 14:19 The author :KANGHAO HIGH PRESSURE PIPE FITTINGS FACTORY Click: Number
  ASTM A694 高压传输设备用碳素钢及合金钢管美标法兰配件、阀门及零件用锻件.其牌号有: F42 F46 F48 F50 F52 F56 F60 F65 F70. A694化学成分要求 :
 
  Carbon, max 0.26 0.265
  Manganese, max 1.40 1.44
  Phosphorus, max 0.025 0.030
  Sulfur, max 0.025 0.030
  Silicon 0.15–0.35 0.10–0.40
      
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