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U Shaped ASTM SA179 Heat-exchange pipe
ASTM A179/ASME SA179 Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes
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ASTM Standard A53 Steel pipe
Uncoated and hot dip galvanized nominal seamless steel pipe
ASTM A53 GR. A GR.B -
ASTM A106 GR. A/B carbon steel pipe
High temperature seamless carbon steel tube
ASTM A106 GR.A GR.B
