Product Name: Factory Provide Marine Boiler Exhaust Gas Economizer Pin Tube Seamless Steel Pipe Finned Tube with ABS BV CCS Dnv. Gl and CCS Certificate Model NO.: KNPT Connection Type: Seamless Cross-Section Shape: Round Medium: Liquid Diameter: 20mm~720mm Standard: ASTM, GB, API, DIN, JIS Material: Stainless Steel MPa Classfication: Low Pressure Piping Temperature Classification: Medium Temperature Piping Certificate: ABS, BV, CCS, Dnv.Gl, Lr Length: 1 M~18 M Trademark: Kaineng Transport Package: frame Packing Origin: China Product Description Factory Provide Marine Boiler Exhaust Gas Economizer Pin Tube Seamless Steel Pipe Finned Tube With ABS BV CCS DNV.Gl and CCS CertificateDescription of Pin Finned Tube:The pin finned tube is an enhanced heat exchange element (patent number:ZL201120326471.3) developed by our company. The pin tube is equally welded on the surface of the steel pipe by the pin tube automatic welding machine. Pin finned tube is widely used in various stationary and marine boilers and high-viscosity oil products (such as crude oil, heavy oil, etc.) heat transfer places.Product Certificates of Classification Societies Can Be Provide:ABS, BV, China CCS,LRand DNV.GLFeatures of Pin Tube: Pin fin is a cantilever structure, can vibrate with impact of airflow.The strong turbulence is formed by the flue gas between the pin tube, with strong turbulence. Application of Pin Finned Tubes:Waste heat boiler tube;Economizer tube;Marine boiler tube;Heat exchanger;Power station boiler tube.Kaineng Service:Pre-sale service:Kaineng helps customer to choose the proper fin tubes model according to different heating requirements of various application area. Before delivery we will provide boiler drawings, auxiliary equipment drawings, layout drawing, etc.In-sale service:Kaineng keeps 24 hours online and keeps close contacts during the production process to ensure on time delivery with perfect finished product.After-sale service:1. provide full range of original quality spare parts.Kaineng Factory and Workshop: