Random Length Seamless Alloy Seel Tube For Elevated Temperature
10CrMo910 alloy tube used in low intermediate pressure boiler
(working pressure is generally not more than 5.88 Mpa, working
temperature below 450 ℃) of the heating surface pipe; Used for high
pressure boiler (working pressure generally above 9.8 Mpa, working
temperature between 450 ℃ ~ 650 ℃) of the heating surface pipe,
economizer, superheater, reheater tube, petrochemical industry,
|Grade||Chemical composition(%)||Mechanical properties|
|C||Si||Mn||P||S||Cr||Mo||Tensile strength (MPa)||Yield strength (MPa)||Elongation (%)|
Ultrasonic examination, eddy inspection, hydrosttic testing etc.
Varnish/oil coating, Ends can be beveled or square cut, End capped.
|1. BK (+C)||No heat treatment after last cold forming process.|
|2. BKW (+LC)||After last heat treatment there is a light finishing pass (cold
|3. BKS (+SR)||After the final cold forming process the tubes are stress relieve
|4. GBK (+A)||After the final cold forming process the tubes are annealed in a
|5. NBK (+N)||After the final cold forming process the tubes are annealed above
the upper transformation point in acontrolled atmosphere.|
Bundles, lossen or according to your requirements
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