seamless uns 32750 / uns 32760 duplex stainless steel pipe

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Price:$3,500.00

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Product Overview

Description


seamless uns 32750 / uns 32760 duplex stainless steel pipe:


 


1)  Type:  austenitic.


 2)   Process method:cold drawn orcold roll with cold filtered.


 3)  Standard: ASTM A789/A789M, ASTM A790/A790M, ASTM A928/A928M.


 4)  Diameter:  6mm  to  680mm.


 5)  Wall thinkness: 0.5mm  to  30mm.


 6)  Materail:UNS S31500 S32304 S31803 S32205 S32760 S32750.


 7)   Applications: petrol-chemical project, food industry,heat exchanger,nuclear power


station,offshore platform,electric power industry and etc.


  Outer packing


In bundles or seaworthy  wooden cases.


 





























































































































































Standard



ASTM A554, A249, A269 and A270, A312



Material Grade



201 ( Ni 0.8%),


202 (Ni 3.5%~4.5%),


 



Outer Diameter



6mm--2000mm



Thickness



0.5mm - 40mm



Length



6m or as customers' request



 


Tolerance



a) Outer Diameter:  +/- 0.2mm



b) Thickness: +/- 0.02mm



c) Length: +/- 5mm



Surface



Annealed and pickled


180G, 320G, 400G Satin / Hairline


400G, 500G, 600G or 800G Mirror finish



Application



Decoration construction, upholstery, industry instrument etc.



Test



Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT



 


 


 


 


Chemical Composition of Material



  Material


 


Composition



201



202



304



316



430



C



≤0.15



≤0.15



≤0.08



≤0.08



≤0.12



Si



≤1.00



≤1.00



≤1.00



≤1.00



≤1.00



Mn



5.5-7.5



7.5-10



≤2.00



≤2.00



≤1.00



P



≤0.06



≤0.06



≤0.045



≤0.045



≤0.040



S



≤0.03



≤0.03



≤0.030



≤0.030



≤0.030



Cr



16-18



17-19



18-20



16-18



16-18



N



3.5-5.5



4-6



8-10.5



10-14



 



Mo



 



 



 



2.0-3.0



 



 


Mechanical Property



Material Item    



201



202



304



316



Tensile Strength



≥535



≥520



≥520



≥520



Yield Strength



≥245



≥205



≥205



≥205



Extension



≥30%



≥30%



≥35%



≥35%



Hardness (HV)



<253



<253



<200



<200



 


 


.IMG_0178


0.2154 s.