... : bundles or wooden cases or according the customersstainless steel tube: Grade: 304,304L,316,316L,316Ti,310s.312 stainless ... steel tube: Grade304, 304L, 316, 316L,316Ti, 310S, 321 ect. ... 13mApplicationsChemical industry, petroleum, medicine, electronic power industry, natural gas industry, food machinery, water supply, boiler heat exchangers etc.