We could produce 309S tubes,309 S tubes,309S tubings,309S seamless tubes,309S U Bend Tubes,309S U-tube,309S welded tubes,309 S boiler tubes, 309S heat exchanger tubes,309S Capillary tubes,309S Thermocouple tubes,309S Superheater tubes and reheater tubes,309 S condenser tube,309S finned tubes,309S furnace tubes,309S instrumentation tubes,309S Evaporator tubes,309S honed tubes, 309S coiled tubes,309S Precision tubes,309S High pressure tubes,309S hydraulic tubes from china
The outer diameter of 309S tubes that we could do is from 0.4MM to 850MM,The thickness of 309S tubes that we could do is from 0.12MM to 100MM
As per surface finish of 309S seamless tubes and welded tubes, we could do 180G, 320G Satin / Hairline(Matt Finish, Brush, Dull Finish),PICKLING surface finish as per the requirement of the clients
We could produce 309S seamless tubes and weled tubes as per the standard of ASTM B729 and ASTM B464
As per heat treatment of 309S tubes, we could do solution treatment, ageing treatment as per the requirement of the clients
As per material of 309S tubes, our raw material has been melted by EAF+VOD-ESR methods
309S is an austenitic heat resistant alloy with useful oxidation resistance to 2000 degrees F under constant temperature conditions.
The chemical composition of 309 S seamless tubes and weled tubes is as follows
Element | Content (%) |
Iron | 60 |
Chromium | 23 |
Nickel | 14 |
Manganese | 2 |
Silicon | 1 |
Carbon | 0.080 |
Phosphorous | 0.045 |
Sulfur | 0.030 |
The mechanical propery of 309S seamless tubes and weled tubes is as follows
Properties | Metric |
Tensile strength, ultimate | 90 KSI |
Tensile strength, yield (0.2%) | 45 KSI |
Elongation at break (in 50 mm) | 45% |
Hardness, Brinell (converted from Rockwell B hardness) | 147 |
Hardness, Knoop (converted from Rockwell B hardness) | 164 |
Hardness, Rockwell B | 85 |
Hardness, Vickers (converted from Rockwell B hardness) | 169 |
In order to control the quality of 309S tubes,We could do Corrosion Test,Chemical Analysis,Mechanical Testing,Reverse-bend and Re. flat tests,Eddy Current Testing,Hydrostatic Testing,Air Under Pressure Test,Visual Inspection,IGC Testing,O.P Testing,Micro Testing,Ultrasonic testing.Radiography Testing,Liquid Penetrate testing as per the requirement of the clients
As per the packing for 309S tubes, all our 309S seamless tubes and weled tubes will be Bundled with knitted plastic bag, wooden cases or according to customers' request.
Our 309S seamless tubes and weled tubes are widely used in many industries like,Quarry & Opencast Mine Maintenance ,Mining & Excavation Plant Equipment ,Deep Mining Pit Maintenance & Repair ,Conveyor Equipment Manufacturers .Mine Construction & Site Extension Construction Impact, Jaw & Cone Crusher Manufacturers,Drilling, Scalping & Screener Equipment Manufacturers and so on
We could supply Third party inspection certificate for 309S seamless tubes and weled tubes such as TUV, SGS, LR, MOODY, ITS, DNV,BV,Lloyd's Reg. of Shipping ,GL,API as per the requirement of the clients.
Please send us the size of 309S seamless tubes and weled tubes that you need, we are glad to quote the best price for our clients.
Except 309S tubes,we also could produce 309S flanges,309S plates,309S fasteners,309S bolts,309S pipe fittings,309S pipes,309S bars,309S springs
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