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UNS S31254 Pipes
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We could produce UNS S31254 pipes,S31254 pipes,UNS S31254 seamless pipes,UNS S31254 welded pipes,UNS S31254 boiler pipes, UNS S31254 heat exchanger pipes,UNS S31254 Capillary pipes,S31254 Thermocouple pipes,UNS S31254 Superheater pipes and reheater pipes,UNS S31254 condenser pipe,UNS S31254 finned pipes,S31254 furnace pipes,UNS S31254 instrumentation pipes,UNS S31254 Evaporator pipes,UNS S31254 honed pipes,S31254 coiled pipes,UNS S31254 Precision pipes,UNS S31254 High pressure pipes,UNS S31254 hydraulic pipes from china

The outer diameter of UNS S31254 pipes that we could do is from 0.4MM to 850MM,The thickness of UNS S31254 that we could do is from 0.12MM to 100MM

We could meet size tolerance for UNS S31254 Pipes is as follows:OD : + ± 0.5% of specified diameter based on circumferential measurement. Thick : Minimum thickness at any point not more than 0.3 mm under nominal thi,Out of Roundness : difference between maximum and minimum OD 1% ,Straightness : 3 mm in 3 mtrs

Length : As per customer specification

As per surface finish of S31254 pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of UNS S31254 pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients

UNS S31254 was originally developed for use in seawater and other aggressive chloride-bearing environments. This grade is considered a very high end austenitic stainless steel; mainly comprised of between 19.5% and 20.5% chromium, 17.5% to 18.5% nickel, 6% to 6.5% molybdenum and .18% to .22% nitrogen


The chemical composition of UNS S31254 pipes is as follows

Carbon 0.02% Max

Silicon 0.80% Max

Manganese 1.00% Max

Phosphorous 0.030% Max

Sulphur 0.010% Max

Chromium 19.5 – 20.5%

Nickel 17.5 – 18.5%

Molybdenum 6.0 – 6.5%

Nitrogen 0.18 – 0.22%

Copper 0.50 – 1.00%

PREn >40


The mechanical propery of S31254 seamless pipes is as follows

0.2% proof stress
 (KSI)

Tensile strength
 (KSI)

Elongation
 (%)

Hardness

(Hv)

(HB)

A182-F44

≥ 45

≥ 101

≥ 35

≤ 223


As per heat treatment of UNS S31254 pipes, we could do solution treatment, annealed treatment as per the requirement of the clients

As per material of UNS S31254 pipes, our raw material has been melted by  EAF+VOD-ESR methods

We produce UNS S31254 seamless pipes and weled pipes as per the standard of ASTM B729 and ASTM B464

We will do Destructive testing for our every piece of UNS S31254 seamless pipes and weled pipes:such as tensile tests (including hot tensile testing),impact tests (up to -196 degrees Celsius),bend tests,hardness tests,intercrystalline corrosion test in accordance with ASTM A262 practice E,pitting corrosion test in accordance with ASTM G48A,metallurgical tests (metal analysis, macro & micro examination)

We ALso do Non-destructive testing for our every piece of UNS S31254 seamless pipes and weled pipes:such as eddy current testing,ultrasonic testing,hydro testing,x-ray testing (radiographic & radioscopic),positive material indentification testing

Our UNS S31254 pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases

Our UNS S31254 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


Our UNS S31254 seamless pipe and weled pipes could be by Third party approvals,such as American Bureau of Shipping,Bureau Veritas,Det Norske Veritas,Germanischer Lloyd,Lloyd's Register,PED and so on

Please send us the size and quantity of UNS S31254 pipes that you need, we are glad to quote the best price for your side

Except UNS S31254 pipes,we also could produce UNS S31254 flanges,UNS S31254 plates,UNS S31254 fastener,UNS S31254 bolts,UNS S31254 fittings,UNS S31254 bars,UNS S31254 tubes,UNS S31254 springs