(5) GB / T 5310-2017 seamless steel tubes for high pressure boilers (in the standard , the steel number is 20g ; G refers to boiler steel tubes) 2. 20 # chemical composition Table 1, Chemical Composition of
High quality ASME Standard Serpentine Tube For Heat Exchange from China, China's leading ASME Standard Serpentine Tube product, with strict quality control Heat Exchange Serpentine Tube factories, producing high quality serpentine heat exchangers tube products. ASTM A179 ASTM A199 Alloy Steel Cold Drawn Seamless ASTM A179 ASTM A199 Alloy Steel Cold Drawn Seamless Tube For Heat Exchanger. Quick Detail 1,Standards ASTM / DIN / EN / GOST / SAE / JIS etc. 2,Material Grade Carbon Steel / Alloy Steel or According to requirements. Size (mm) OD 25.4 mm.
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20G seamless steel pipe is a high-quality carbon structural steel , boiler material, the carbon content of 0.17-0.24%, tensile strength of 410Mpa, yield point 230-250Mpa. Is our main production of steel , we can provide 20G Seamless pipe with high quality and competitive price. Here to Brand HDT Price Range $800 - $9,000 ASTM A179 Heat Exchanger Tube Sheet Steel Pipe Flange ASTM A179 Heat Exchanger Tube Sheet Steel Pipe Flange Cover . The accuracy of tubesheet processing, especially the pipe hole spacing and pipe diameter tolerance, perpendicularity and finish, greatly affect the assembly and. service performance of the chemical equipment listed above. With the large-scale of chemical equipment and power stations,