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Ferritic Stainless Steel

Your position: Home > Products > Stainless Steel Pipes > Ferritic Stainless Steel > ASTM A268 TP430 Ferritic Astm Stainless Steel Pipe

ASTM A268 TP430 Ferritic Astm Stainless Steel Pipe

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  • ASTM A268 TP430 Ferritic Astm Stainless Steel Pipe

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 ASTM A268 TP430 Ferritic Stainless Steel Seamless Pipes

ASTM A268 is Standard specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service, the grades contain TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439 and TP446, it covers standard specification for a number of grades of nominal-wall-thickness, welded ferritic and martensitic stainless steel tubing for general corrosion-resisting and high-temperature service, ASME SA268 is alternative standard.

 

The tubes shall be made by the seamless or welded process with no filler metal added, tubes shall be reheated to a temperature of 1200.F [650.C] or higher and cooled to meet the requirements of this specification, All tubes shall be free of excessive mill scale, suitable for inspection. A slight amount of oxidation will not be considered as scale.

 

ASTM A268 Chemical Composition

 

Grade: TP410 TP430 TP439
UNS S41000 S43000 S43035
C, Max 0.15 0.12 0.07
Mn,Max 1 1 1
P, Max 0.04 0.04 0.04
S, Max 0.03 0.03 0.03
Si, Max 1 1 1
Ni 0.50max
Cr 11.5-13.5 16.0-18.0 17.00-19.00
Mo
Al 0.15
Cu
N 0.04
Ti 0.20+4(C+N)Min, 1.10max
 

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