stainless steel hose material :AISI 304,316,321 Size : 3/8" , ... Length: as roll for 20m&30m Certificate:CE stainless steel hose Features: 1. Flexibility is good , corrosion-resistant, have ... on that it can be sealed. Export to Canada and USA.2. It is use in gas , liquefied gas , ... natural gas , oil , water etc. 3. Corrugation hose material select SUS304 , SUS316 or SUS316L, material of both ends ...