We could produce AISI 309 pipes,309 pipes,AISI 309 seamless pipes,AISI 309 welded pipes,AISI 309 boiler pipes, AISI 309 heat exchanger pipes,AISI 309 Capillary pipes,309 Thermocouple pipes,AISI 309 Superheater pipes and reheater pipes,AISI 309 condenser pipe,AISI 309 finned pipes,309 furnace pipes,AISI 309 instrumentation pipes,AISI 309 Evaporator pipes,AISI 309 honed pipes,309 coiled pipes,AISI 309 Precision pipes,AISI 309 High pressure pipes,AISI 309 hydraulic pipes from china
The outer diameter of AISI 309 pipes that we could do is from 0.4MM to 850MM,The thickness of AISI 309 that we could do is from 0.12MM to 100MM
As per surface finish of 309 pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of AISI 309 pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients
AISI 309 is particularly suited for oxidizing environments involving constant temperature or mild cycling with slow rates of heating and cooling.
The chemical composition of AISI 309 pipes is as follows
Chemical composition ¹ | ||||||||
C | Si | Mn | P | S | Cr | Mo | Ni | V |
0,20 | 1,50-2,50 | 2,0 | 0,045 | 0,015 | 19,0-21,0 |
| 11,0-13,0 |
|
Nb | Ti | Al | Co | Cu | N | Fe |
|
|
|
|
|
|
| 0,11 |
|
|
|
The mechanical propery of 309 seamless pipes is as follows
Properties | Imperial |
Tensile strength | 89900 psi |
Yield strength (@ strain 0.200%) | 45000 psi |
Elongation at break (in 50 mm) | 45% |
Hardness, Brinell | 147 |
Hardness, Rockwell B | 85 |
Hardness, Vickers (converted from Rockwell B hardness) | 169 |
As per heat treatment of AISI 309 pipes, we could do solution treatment, annealed treatment as per the requirement of the clients
As per material of AISI 309 pipes, our raw material has been melted by EAF+VOD-ESR methods
We produce AISI 309 seamless pipes and weled pipes as per the standard of ASTM B729 and ASTM B464
In order to control the quality of 309 seamless pipes and weled pipes, we will do Positive material identification (PMI),Visual inspection,Dimensional inspection.Laser micrometer inspection,Destructive testing( includes tensile, hardness, bending, flattening, flare and metallurgical tests),ultrasonic testing and pressure testing,Liquid Penetrate testing as per the requirement of the clients
Our AISI 309 pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases
Our AISI 309 seamless pipe and weled pipes are widely used in many industry :bearing industry, power-generation including steam and gas-turbine, wind energy, mining and construction equipment, oil & gas, petrochemical, defense, rail transportation, and a wide variety of general industrial applications and so on
We could supply AISI 309 pipe material certificate as per En10204-3.1 or EN10204-3.2 by third parts(like TUV,DNV,GL,and so on)
Please send us the size and quantity of AISI 309 pipes that you need, we are glad to quote the best price for your side
Except AISI 309 pipes,we also could produce AISI 309 flanges,AISI 309 plates,AISI 309 fasteners,AISI 309 bolts,AISI 309 pipe fittings,AISI 309 bars,AISI 309 tubes,AISI 309 springs
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