... Flexibility is good , corrosion-resistant, have long performance life, use safer, Able to bear high ... 1)Flexibility is good , corrosion-resistant, have long performance life, use safer, Able to bear high low- ... to Europe.2)The hose suitable for gas , petroleum liquefied gas ,natural gas , marsh gas etc. 3)Corrugation hose material select ... customer's request. Stainless steel flexible gas connector