... ,ISO,IDF,DIN,GB,BS,BPE,3A shape :equal 1. name :90 degree elbow /stainless steel 90 degree elbow2. material :SUS304,SUS316L3. standards :SMS,ISO,IDF ... ,DIN,GB,BS,BPE,3A4. shape :equal5. connection:welding6. trademark :Haiyu7. size: 1 ... liquid equipment of food, beverage, beer, diary and pharmacy industry. 90 degree elbow