AISI 348 Pipes
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We could produce AISI 348 pipes,348 pipes,AISI 348 seamless pipes,AISI 348 welded pipes,AISI 348 boiler pipes, AISI 348 heat exchanger pipes,AISI 348 Capillary pipes,348 Thermocouple pipes,AISI 348 Superheater pipes and reheater pipes,AISI 348 condenser pipe,AISI 348 finned pipes,348 furnace pipes,AISI 348 instrumentation pipes,AISI 348 Evaporator pipes,AISI 348 honed pipes,348 coiled pipes,AISI 348 Precision pipes,AISI 348 High pressure pipes,AISI 348 hydraulic pipes from china

The outer diameter of AISI 348 pipes that we could do is from 0.4MM to 850MM,The thickness of AISI 348 that we could do is from 0.12MM to 100MM

As per surface finish of 348 pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of AISI 348 pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients

AISI 348 can be used in applications requiring repeated heating in the range of 800 and 1650 F (427-899 C).

The chemical composition of AISI 348 pipes is as follows


Content (%)

Iron, Fe


Chromium, Cr


Nickel, Ni


Manganese, Mn


Silicon, Si


Nb + Ta


Cobalt, Co


Tantalum, Ta


Carbon, C


Phosphorous, P


Sulfur, S


The mechanical propery of 348 seamless pipes is as follows



Tensile strength

95000 psi

Yield strength (@ strain 0.200%)

39900 psi

Charpy impact

118 ft-lb

Elongation at break (in 50 mm)


Hardness, Brinell (converted from Rockwell B hardness)


As per heat treatment of AISI 348 pipes, we could do solution treatment, annealed treatment as per the requirement of the clients

As per material of AISI 348 pipes, our raw material has been melted by  EAF+VOD-ESR methods

We produce AISI 348 seamless pipes and weled pipes as per the standard of ASTM B729 and ASTM B464

In order to control the quality of 348 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 348 pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases

Our AISI 348 seamless pipe and weled pipes are widely used in many industry :Sulphuric acid piping and vessels,Phosphoric acid evaporators, Pickling tank heaters, pickling tanks and equipment,Chemical process equipmentTank trucks,Calorifiers,Electrostatic precipitator electrodes,Hot vessels for food, water and seawater,ammonium sulphate vessels,Expansion bellows, Marine exhaust systems,Power station ash hoppers and so on

We could supply AISI 348 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 348 pipes that you need, we are glad to quote the best price for your side

Except AISI 348 pipes,we also could produce AISI 348 flanges,AISI 348 plates,AISI 348 fasteners,AISI 348 bolts,AISI 348 pipe fittings,AISI 348 bars,AISI 348 tubes,AISI 348 springs