STAINLESS STEEL PIPES

 Good combination of corrosion resistance, useful mechanical  properties,  and  good formability.

-

0.50 max.

16.00/18.00

1.00

0.12

05Cr17

430

 A ferritic stainless steel offering good corrosion resistance and  machinability.

-

0.50 max.

11.50/13.50

1.00

0.15

12Cr13

410

 A ferritic stainless steel offering resistance to chloride stress  corrosion.  Primarily used in automotive industry lor mufflers,  tail  pipes, etc.

Ti=6xCmin
max. 0.75

0.50 max.

10.50/13.50

1.00

0.08

-

409

 Titanium addition makes this steel a varbide stabilized type,  which  offers  improved intergranular corrosion resistance.  Used  in Heat  Exchanger and  superheater tubes for high  temperature  high  pressure boilers.

Ti=5xCmin
max. 0.70

9.00/13.00

17.00/20.00

2.00

0.08

04Cr18Ni10Ti20

321

 Lower corbon content provides better ' intergranular corrosion  resistance  than 316.

Mo2.00/3.00

10.00/15.00

16.00/18.00

2.00

0.035

02Cr17Ni12Mo2

316L

 Molydenum gives this steel, higher 1 resistance to  non- oxidising  acides, as  well as good resistance to crevice  corrosion. It also  offers excellent high  temperature creep  characteristics.

Mo2.00/3.00

10.00/14.00

16.00/18.00

2.00

0.08

04Cr17Ni12Mo2

316

 Excellent high temperature properties, with ductility and  weldability.

-

19.00/22.00

24.00/26.00

2.00

0.15

10Cr25Ni18

310

 A very low carbon steel, offering good intergranular corrosion  resistance  even in "as welded" condition.

-

8.00/13.00

18.00/20.00

2.00

0.035

02Cr18Ni11

304L

 Basic Steel for austentic stainless steel tubes, featuring  excellent  corrosion  resistance and weldability

-

8.00/11.00

18.00/20.00

2.00

0.08

04Cr18Ni10

304

Other Elements

Ni

Cr.

Mn. Max.

C Max.

IS-6911

TP

Characteristics

E      L      E     M     E     N     T    %

Grade Designation

 

Stainless Steel:Types: ASTM A312 TP 304/ 304L/ 304H/ 316/ 316L/ 317/ 317L/ 321/347/310/904L