P22 2.25Cr-1Mo Seamless Condenser Tube
SA-335 P22 alloy seamless tube, 155 mm OD, for surface condensers in steam turbines handling wet steam. Provides hydrogen resistance for thick-wall applications. 7304.59.20.55 for condenser-suitable alloy steel tube in diameter range.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If having OD less than 114.3 mm
Narrower statistical OD bands within boiler tubes.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Specify wall thickness tolerances for condenser design; avoid coil packaging that induces ovality
Related Products under HTS 7304.59.20.55
P92 Advanced Alloy Boiler Tube
SA-335 P92 9Cr-2W seamless tube, 150 mm OD, for USC boiler walls. Ultra-supercritical service. Classified 7304.59.20.55.
347TP Seamless Superheater Tube
347TP seamless alloy tube, 170 mm OD, ASME-certified for superheater pendants. Niobium-stabilized for weldability. 7304.59.20.55 classification.
P9 9Cr-1Mo Seamless Boiler Tube
SA-335 P9 tube, 125 mm OD, for economizer sections in recovery boilers. High creep rupture strength. Fits 7304.59.20.55 specs.
800HT Superheater Tube
Incoloy 800HT seamless tube, 185 mm OD, for high-temp superheaters. Aged for precipitation hardening. 7304.59.20.55 alloy steel.
TP347HFG Feedwater Tube
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SA-213 TP304 Seamless Alloy Steel Boiler Tube
This seamless tube made from TP304 austenitic stainless alloy steel has an outside diameter of 150 mm and is designed for high-pressure boiler applications. It meets ASME SA-213 specifications for use in superheaters and boilers, ensuring resistance to corrosion and high temperatures. Classified under 7304.59.20.55 due to its circular cross-section, alloy steel composition, and OD between 114.3 mm and 190.5 mm, suitable for boiler service.