Products

UNS S21800 Pipes
Home > Products > Pipes

We could produce UNS S21800 pipes,S21800 pipes,UNS S21800 seamless pipes,UNS S21800 welded pipes,UNS S21800 boiler pipes, UNS S21800 heat exchanger pipes,UNS S21800 Capillary pipes,S21800 Thermocouple pipes,UNS S21800 Superheater pipes and reheater pipes,UNS S21800 condenser pipe,UNS S21800 finned pipes,S21800 furnace pipes,UNS S21800 instrumentation pipes,UNS S21800 Evaporator pipes,UNS S21800 honed pipes,S21800 coiled pipes,UNS S21800 Precision pipes,UNS S21800 High pressure pipes,UNS S21800 hydraulic pipes from china

The outer diameter of UNS S21800 pipes that we could do is from 0.4MM to 850MM,The thickness of UNS S21800 that we could do is from 0.12MM to 100MM

We could meet size tolerance for UNS S21800 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 S21800 pipes, we could do pickled and polish into bright surface as per the requirement of the clients, also for bright surface of UNS S21800 pipes, we could meet 2D finish.No. 4 Finish,No. 6 Finish,No. 7 Finish as per the requirement of the clients

UNS S21800 is a fully austenitic alloy was originally designed for high temperatures around 1800oF.


The chemical composition of UNS S21800 pipes is as follows

C

0.1 max

Cr

16 - 18

Fe

Balance

Mn

7 - 9

Ni

8 - 9

N

0.08 - 0.18

P

0.04 max

Si

3.5 - 4.5

S

0.03 max


The mechanical propery of S21800 seamless pipes is as follows

Minimum Specified Properties,

Ultimate Tensile Strength, PSI

94395

0.2% Yield Strength, PSI

49735

Elongation, %

35

Reduction of Area, %

55

Hardness MAX, Brinell

241


As per heat treatment of UNS S21800 pipes, we could do solution treatment, annealed treatment as per the requirement of the clients

As per material of UNS S21800 pipes, our raw material has been melted by  EAF+VOD-ESR methods

We produce UNS S21800 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 S21800 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 S21800 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 S21800 pipes are packed wooden crates lined with wax craft paper, tri-wall clay-coated reinforced cases

Our UNS S21800 seamless pipe and weled pipes are widely used in many industry :Chemical industry,Aerospace,Heat treating industry,Pulp and paper industry,Food processing,Nuclear Engineering,Gas turbine components and so on


Our UNS S21800 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 S21800 pipes that you need, we are glad to quote the best price for your side

Except UNS S21800 pipes,we also could produce UNS S21800 flanges,UNS S21800 plates,UNS S21800 fastener,UNS S21800 bolts,UNS S21800 fittings,UNS S21800 bars,UNS S21800 tubes,UNS S21800 springs