We could produce 317LN pipes,317 LN pipes,317LN seamless pipes,317LN welded pipes,317LN boiler pipes, 317LN heat exchanger pipes,317LN Capillary pipes,317 LN Thermocouple pipes,317LN Superheater pipes and reheater pipes,317LN condenser pipe,317LN finned pipes,317 LN furnace pipes,317LN instrumentation pipes,317LN Evaporator pipes,317LN honed pipes,317 LN coiled pipes,317LN Precision pipes,317LN High pressure pipes,317LN hydraulic pipes from china

The outer diameter of 317LN pipes that we could do is from 0.4MM to 850MM,The thickness of 317LN that we could do is from 0.12MM to 100MM

As per surface finish of 317 LN pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of 317LN pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients

317LN is a nitrogen alloyed austenitic stainless steel having high nitrogen content than other austenitic stainless steels.

The chemical composition of 317LN pipes is as follows

Element	Content (%)
Fe	63.43
Cr	18.2
Ni	14
Mo	4.2
N	0.15
C	0.02

The mechanical propery of 317 LN seamless pipes is as follows

Properties	Imperial
Tensile  strength	≥85600 psi
Yield  strength	≥41300 ksi
Poissons  ratio	0.299
Elongation  at break	≥40%

As per heat treatment of 317LN pipes, we could do solution treatment, annealed treatment as per the requirement of the clients

As per material of 317LN pipes, our raw material has been melted by  EAF+VOD-ESR methods

We produce 317LN seamless pipes and weled pipes as per the standard of ASTM B729 and ASTM B464

In order to control the quality of 317 LN 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 317LN pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases

Our 317LN seamless pipe and weled pipes are widely used in many industry :Heavy Truck,Construction Equipment,Oil, Gas & Energy,Railway,Agriculture & Forestry,Ship Building,Cars & Light Vehicles,Defence,Aerospace Machining,Fabrications,General Engineering and so on

We could supply 317LN 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 317LN pipes that you need, we are glad to quote the best price for your side

Except 317LN pipes,we also could produce 317LN flanges,317LN plates,317LN fasteners,317LN bolts,317LN pipe fittings,317LN bars,317LN tubes,317LN springs