Stainless Steel Seamless Pipes 1) Grades: TP304, TP304L, TP310/S, TP316L, TP317L, TP321, TP347 2) Standards: ASTM/ASME Stainless Steel Seamless PipesFeatures:1) Commodity: seamless austenitic stainless steel pipes2) Process method: cold draw n/cold pilgered3) Surface finish: annealed/cold pilgered/manual polished/ mechanical polished4) Grades: TP304, TP304L, TP310/S, TP316L, 5) Standards: ASTM ( ...