Hot-rolled seamless pipes of various specifications, cold-drawn pipes, precision bright pipes, special pipes for automobile bushings! Cylinder pipes! High-pressure boiler pipes, low-temperature seamless steel pipes, high-pressure alloy pipes, special pipes for cold storage, pickled phosphating pipes, pickled passivated pipes, pickled saponified pipes, degreasing, sandblasting, milling oil, painting (optional colors), capping, bundling, internal and external rust removal, internal and external rust prevention! Can be cut to size, chamfered. Various pipes and profiles for special equipment (square pipes, square and rectangular pipes, internal and external hexagonal pipes, internal and external hexagonal outer round pipes, internal and external square outer round pipes)!Materials: Q235B, 20#, 45#, 20cr, 40cr, 2cr13, 42crmo, 16Mn~Q355B(C, D, E), 20crmo, 35crmo, 42crmo, 27simn, 20G, 15crmoG, 12cr1movG, p91, T91, P22, 304, 201, 316l, 310s, 2205, 6061, 6063, TP347H, etc.! American standard low temperature pipe ASTM ASME T91 T22 P91 P22 T12 T23 pipeline L245N The above materials can be cut to size for retail, original material book!