no ash accumulation serrated tube

{"cid":"91172191","title":"Boiler Serrated Spiral Finned Tube No Ash Accumulation","imgUrl":"https:\/\/img.chinax.com\/nimg\/30\/ff\/92f922f27b02025300c97e7b9966-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"HD Boiler","Model Number":"Spiral Type","Minimum Order Quantity":"1 Set \/ Sets 10tons","Delivery Time":"60 days","Certification":"ISO9001 , SGS , TUV , ASME , EN","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"500 Tons per month","Packaging Details":"Seaworthy Packing","Material":"Carbon steel \/ Alloy steel\/Stainless steel","Painting":"Customized","Standard":"ASME","Dimension":"Customized","Dust volume":"little dust","Type":"Natural circulation One through","Condition":"New","Packing":"Iron Frame Package"}}

{"cid":"91196728","title":"Ash Removal Serrated Spiral Tube Carbon Steel Corrosion Resistance","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/ed\/50ab2a9099aa7c141160aa77a9bb-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"HDT","Model Number":"Spiral TYPE","Minimum Order Quantity":"5 tons","Delivery Time":"60 days","Certification":"ISO9001 ,ASME , EN, JIS, AiSi, GB, DIN, API","Place of Origin":"China","Payment Terms":"T\/T, L\/C,","Supply Ability":"500 Tons per month","Packaging Details":"Iron Frame Package","Material":"Carbon steel \/ Alloy steel\/Stainless steel","Range of Applications":"Heat Exchange","Dust volume":"little dust","Condition":"New","Specification":"Customized","Packing":"Iron Frame Package"}}