We could produce 309S pipes,309 S pipes,309S seamless pipes,309S welded pipes,309S boiler pipes, 309S heat exchanger pipes,309S Capillary pipes,309 S Thermocouple pipes,309S Superheater pipes and reheater pipes,309S condenser pipe,309S finned pipes,309 S furnace pipes,309S instrumentation pipes,309S Evaporator pipes,309S honed pipes,309 S coiled pipes,309S Precision pipes,309S High pressure pipes,309S hydraulic pipes from china
The outer diameter of 309S pipes that we could do is from 0.4MM to 850MM,The thickness of 309S that we could do is from 0.12MM to 100MM
As per surface finish of 309 S pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of 309S pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients
309S have high corrosion resistance than other steels.
The chemical composition of 309S pipes is as follows
Element | Content (%) |
Iron, Fe | 60 |
Chromium, Cr | 23 |
Nickel, Ni | 14 |
Manganese, Mn | 2 |
Silicon, Si | 1 |
Carbon, C | 0.080 |
Phosphorous, P | 0.045 |
Sulfur, S | 0.030 |
The mechanical propery of 309 S seamless pipes is as follows
Properties | Imperial |
Tensile strength, ultimate | 89900 psi |
Tensile strength, yield (0.2%) | 45000 psi |
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 |
As per heat treatment of 309S pipes, we could do solution treatment, annealed treatment as per the requirement of the clients
As per material of 309S pipes, our raw material has been melted by EAF+VOD-ESR methods
We produce 309S seamless pipes and weled pipes as per the standard of ASTM B729 and ASTM B464
In order to control the quality of 309 S 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 309S pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases
Our 309S seamless pipe and weled pipes are widely used in many industry :Drilling & Boring Equipment ,Wellhead Manufacture,Repair or Servicing Companies,Pipeline Construction & Repair.Pumping & Refining Equipment,Oil Extraction Systems,Oil Rig Construction,Repair & Maintenance Subcontractors ,Upstream, Midstream or Downstream Service Providers .Isolation Valves & Choke Equipment Manufacturers,Submersible Watercraft and so on
We could supply 309S 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 309S pipes that you need, we are glad to quote the best price for your side
Except 309S pipes,we also could produce 309S flanges,309S plates,309S fasteners,309S bolts,309S pipe fittings,309S bars,309S tubes,309S springs
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