ASTM A213 T22 Boiler tube is used for Seamless ferrite and austenite pipes of minimum wall thickness for boilers and superheaters, it is for boiler heating surface, direct contact with flue gas.
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Size: OD: 3.2-127.0mm, WT: 0.4-12.7mm, Length: up to 13 meters.
Delivery Conditions: Normalize+Temper; full or isothermal anneal OR subcritical anneal.
Heat Treatment: Subcritical Annealing or Tempering Temperature > 675°C.