en 10217 7 finned tube for boilers

{"cid":"91034025","title":"EN 10217-7 1.4301 Extruded Finned Tube For Boilers & Air Coolers","imgUrl":"https:\/\/img.chinax.com\/nimg\/75\/71\/3bbdb8c612ae550d408ee2190b84-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"YUHONG","Model Number":"Extruded Fin Tube","Minimum Order Quantity":"10PCS","Delivery Time":"Depends on quantity","Certification":"ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008","Place of Origin":"CHINA","Payment Terms":"L\/C,T\/T","Supply Ability":"1000 tons per month","Packaging Details":"IRON FRAME WOODEN CASE","Base Pipe Material Grade":"EN 10217-7 1.4301 \/ AISI 304","Fin Material":"Aluminum 1050A (EN 573-3)","Bimetallic_BondType":"Extruded Metallurgical Bond","FinDensity_FPI":"7-23 FPI (Customizable)","CorrosionResistance_Index":"PREN >19 (Base) \/ Al2O3 Layer (Fin)","Highlight":"Extruded aluminum fin tubes, EN 10217-7 1.4301, AISI 304 finned tube"}}