advances in special steel products including stainless steels - IIM
advances in special steel products including stainless steels - IIM advances in special steel products including stainless steels - IIM
APPLICATIONS OF 204Cu Catering and food processing: Deep drawn kitchenware, cookware, milk cans Consumer durables: Toasters, microwave ovens & washing machines outer body parts, mobile case/parts Architecture, building and construction: Handrails for staircase elevators, sinks Transport (Automotive): Hose clamps, safety belt anchors SINKS ELEVATORS
REQUIREMENT SWITCH TO HIGH STRENGTH & SUPERIOR CORROSION RESISTANCE LEAN DUPLEX STAINLESS STEEL Grade C Cr Ni Cu Mn N Low Ni Duplex 2101 0.03 21 1.5 - 5 0.22 Ni Free Duplex 0.03 21 0.3 1.5 5 0.22 Test Media (Boiling) Duplex Ni Free Duplex Low Ni 304 316L 1% Oxalic Acid A A B B 5% Acetic + 5% Formic A A B B 50% Nitric A A B B 1% H 2 SO 4 B B E C 5% H 2 SO 4 + 20% B B E D (NH 4 ) 2 SO 4 A < 0.1 mmpy B - 0.1-1.0 mmpy C – 1-3 mmpy D – 3-10 mmpy E > 10 mmpy
- Page 1: ADVANCES IN SPECIAL STEEL PRODUCTS
- Page 4 and 5: MICRO-ALLOYED STEEL (HSLA) Micro-a
- Page 6 and 7: MICRO-ALLOYED STEEL APPLICATIONS LI
- Page 8 and 9: DUAL PHASE STEEL Alloying with Mn,
- Page 10 and 11: DP STEELS ARE BAKE-HARDENABLE. INC
- Page 12 and 13: MARTENSITIC STEEL ARMOUR STEEL C Mn
- Page 14 and 15: TRIP STEEL Suppress Pearlite by ra
- Page 16 and 17: HIGH STRENGTH AUSTENITIC STAINLESS
- Page 18 and 19: TWIP STEEL
- Page 20 and 21: High Nitrogen Austenitic Stainless
- Page 22 and 23: Finding increasing application due
- Page 24 and 25: Applications of 409L Automobile exh
- Page 26 and 27: STAINLESS STEELS WITH HIGH CORROSIO
- Page 28 and 29: Lean Duplex Duplex & Super Duplex S
- Page 30 and 31: Nickel Price variation over 100 yea
- Page 32 and 33: REQUIREMENT APPLICATIONS SWITCH TO
- Page 36: Conclusion: Continuous evolution of
REQUIREMENT<br />
SWITCH TO<br />
HIGH STRENGTH & SUPERIOR CORROSION<br />
RESISTANCE<br />
LEAN DUPLEX<br />
STAINLESS STEEL<br />
Grade C Cr Ni Cu Mn N<br />
Low Ni Duplex 2101 0.03 21 1.5 - 5 0.22<br />
Ni Free Duplex 0.03 21 0.3 1.5 5 0.22<br />
Test Media (Boil<strong>in</strong>g)<br />
Duplex<br />
Ni Free<br />
Duplex<br />
Low Ni<br />
304 316L<br />
1% Oxalic Acid A A B B<br />
5% Acetic + 5% Formic A A B B<br />
50% Nitric A A B B<br />
1% H 2<br />
SO 4<br />
B B E C<br />
5% H 2<br />
SO 4<br />
+ 20%<br />
B B E D<br />
(NH 4<br />
) 2<br />
SO 4<br />
A < 0.1 mmpy<br />
B - 0.1-1.0 mmpy<br />
C – 1-3 mmpy<br />
D – 3-10 mmpy<br />
E > 10 mmpy
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