| Customization: | Available |
|---|---|
| Application: | Aerospace Industry, Automotive Industry, Chemical Transfer, Food Processing, Petroleum Industry, Steam Handling |
| Certification: | CE, ISO9001 |
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OD:6-127mm
WT:0.5-12mm
SA213 long steel tubes, make to U bend tubes for boilers and heat exchangers.
With strong wood structure box packing by containers loading and shipping.
Heater tubes U TUBES with Stainless, Alloy steel grade available, Carbon Steel grade is also available.
Chemical Composition
| C max | Mnmax | Simax | Smax | Pmax | Cr | Ni |
Mo |
Cumax |
N |
| 0.03 | 1.2 | 0.8 | 0.02 | 0.035 | 24-26 | 6-8 | 3-5 | 0.5 | 0.24/0.32 |
Mechanical Properties
| Heat treatment | Tensile strength Mpa min | Yeild strenth Mpa min | A % min | Hardness HB | Hardness HR |
| 1025-1125 water quench | 800 | 550 | 15 | 310 | 32 |
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
Application :
Boiler tube applies to petroleum , chemical industry , electric power , boiler , high temperature resistant , low temperatureresistant , corrosion resistant . The size can be made according to the customers requirements . High pressure boiler pipe appliesto container , petrochemical and so on . Note : Generally , high pressure boiler pipe's working pressure above 9.88Mpa andworking temperature between 450 to 650.
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