Special
Steel Products
Select the Industry............
High Speed
Steel / Tool & Die Steel
Steel
for Automobile Component Manufacturing
Case
Hardening Steel
Steel
for Power Sector
Other
Alloy Steels
Stainless
Steel
Steel
for Power Sector
Creep Resistance and High Temperature Steel, Turbine Blade Steel,
Bolting Steel- Shroud Segment And Non Magnetic Steel for Steam/Gas
Turbine.
{A} Non
Magnetic Steel for Generators
Grade
Mechanical Properties
Supply Condition
Sections
DIN
SEW390
(1.3805)
X35Mn18*
X120Mn12
Tensile
Strength
0.2%
Proof
Stress
%
Elongation
Impact
Strength (J)
(N/mm2)
650-900
(N/mm2)
> 240
> 22
> 55
800-1100
> 350
< 40
< 150
Heat-Treated Solution-Annealed
& in other Heat-Treated conditions can be supplied
as per customer's requirement.
Flats
40x25, 60x20, 30x06mm
The obve sizes are already developed & material can
be rolled in other sections on request.
{A2} Austenetic Alloy Steel Bar for
Tension Bolt for Power Turbines
Grade
Mechanical Properties
Supply Condition
Sections
DIN
SEW390
(1.3805)
X40Mn
CrN19K
Tensile
Strength
0.2%
Proof
Stress
%Elon-
gation
%Red-
uction
in Area
Impact
Strength
(J)
850-1050
(N/mm2)
> 500
(N/mm2)
> 20
> 40
> 90
Solution-Annealed Material
is supplied in cold drawn condition.
Dia 16, 26, 30, 36, 40mm
The above size are already developed & material can
be rolled in other sections On request.
{A3} Steel for Retaining Ring &
Spring Forging
Grade
Mechanical Properties
Supply Condition
Sections
HW 19372 X5CrMn1818
Proof Stress : 500N/MM2 Min.
Elongation : 39% Mini.
Reduction in area : 62% Mini.
Solution Annealed
As per Drg.
No.440280-39009 R.00 & Drg. No. 31350400007
{B1} Moving and Stationary Guides
Blades for Steam Turbine
Grade
Mechanical Properties
Supply Condition
Sections
DIN
(1.4021)
X20Cr13
Tensile
Strength
0.2%
Proof
Stress
%Elon-
gation
%Reduction
in Area
800-950
(N/mm2)
> 600
(N/mm2)
> 15
> 50
Impact
Strength
(J)
Hardness
> 20
> 280BHN
Hardened &
Tempered
Flats
42x24, 34x22, 34x19, 38x25mm
Dia 70,90mm
The above sizes are already developed & material can
be rolled in other sections on request.
{B2} Moving and Stationary Guides Blades
for Steam Turbine suitable at Working Temp 400-550°C
Grade
Mechanical Properties
Supply Condition
Sections
DIN
(1.4923)
X22Cr
MoV121
Tensile
Strength
0.2%
Proof
Stress
%Elon-
gation
%Red-
uction
in Area
Impact
Strength
(J)
800-900
(N/mm2)
> 600
(N/mm2)
> 14
> 40
> 27
Hardness
> 280BHN
Hardened & Tempered
Flats
42x24, 34x22, 34x19, 50x26mm Dia
70,90mm
The above sizes are already developed & material can
be rolled in other sections on request.
{B3} 310 N/MM2, 0.2% RP Low Carbon
Rustless Steel Bar Turbine Guides Blades and Details
Grade
Mechanical Properties
Supply Condition
Sections
BP 10793
Proof Stress : 310N/MM2 Min.
Tensile Strength : 495-620 N/MM2
Elongation : 22% Mini.
Reduction in area : 55% Mini.
Hardened & Tempered
Rounds & Flats
{B4}
Stainless Steel Bar (Martensitic) for general Engineering Purposes
involving Stresses under Corrosive Conditions
Grade
Mechanical Properties
Supply Condition
Sections
IS : 6603-1972
GR.15CR16NI2
Proof Stress : 64ON/MM2 Min.
Tensile Strength : 830-1030N/MM2
Elongation : 10% Mini.
Hardness : 248-302 (HB)
Hardened & Tempered
Rounds
{B4} Steel for Steam Turbine Spacer
Bands and Dia Phrame Blades
Grade
Mechanical Properties
Supply Condition
Sections
BP 10688
Proof Stress : 31ON/MM2 Min.
Tensile Strength : 46ON/MM2 Mini.
Elongation : 20% Mini.
Hardness : 131 HB Mini.
Normalised& Tempered
Flats
{C1} Creep Resistant Steel for
making Steam Turbine Bolts, Nuts, Studs, Spindles, Bushing Components
Operating at Temperature Range 480-540°C
Grade
Mechanical Properties
Supply Condition
Sections
21CrMoV57
1%Cr3/4Mo
1/4V
Tensile
Strength
0.2%
Proof
Stress
%Elon-
gation
%Red-
uction
in Area
Impact
Strength
(J)
700-850
(N/mm2)
> 550
(N/mm2)
> 16
> 60Long
-itudinal > 35Tran
-sverse
> 63Long
-itudinal > 20Tran
-sverse
Hardened & Tempered and in other Heat-Treated conditions
can be supplied as per customer's request.
Dia 63, 70, 75, 90mm RCS
75, 90mm
{C2} Creep Resistant Steel for
making Bolts, Nuts, Studs and other Components of Steam Power
Plant
to Operate at Temperature Range 540-565°C
Grade
Mechanical Properties
Supply Condition
Sections
1 1/4Cr1Mo
3/4VTiB
Tensile
Strength
0.2%
Proof
Stress
%Elon-
gation
%Red-
uction
in Area
Impact
Strength
(J)
> 735
(N/mm2)
640-785
(N/mm2)
> 15
> 45
> 40
Hardened & Tempered and in other Heat-Treated conditions
can be supplied as per customer's request.
Dia 63, 70, 75, 110, 125mm
RCS 70, 90mm
{C3} Creep Resistant Steel for Boiler
Components
Grade
Mechanical Properties
Supply Condition
Sections
SA 182 F11
Yield Strength : 205N/MM2 Min.
Elongation : 20% Mini.
Reduction in Area : 45% Mini.
Tensile Strength : 415N/MM2 Min.
Normalised & Tempered
Rounds
Grade
Mechanical Properties
Supply Condition
Sections
SA 182 F12
Yield Strength : 205N/MM2
Min.
Elongation : 20% Mini.
Reduction in Area : 45% Mini.
Tensile Strength : 415N/MM2 Min.
Normalised & Tempered
Rounds
Grade
Mechanical Properties
Supply Condition
Sections
SA 182 F22
Yield Strength : 205N/MM2 Min.
Elongation : 20% Mini.
Reduction in Area : 35% Mini.
Tensile Strength : 415N/MM2 Min.
Normalised & Tempered
Rounds
{D1} Steel for Valve Stems and
Other Components Operating High Level of Pressure and Temperatures
Grade
Mechanical Properties
Supply Condition
Sections
X 19CRM
OVNBN111
Yield Strength : 784N/MM2 Mini.
Tensile Strength : 902-1049N/MM2 Elongation : 10% Mini.
Reduction in Area : 40% Mini.
Hardened & Tempered
Rounds
{D2} Steel for General Corrosion Resistance
and High Temperature Service
Grade
Mechanical Properties
Supply Condition
Sections
TP 304
Yield Strength : 205N/MM2
Mini.
Tensile Strength : 515N/MM2 Elongation : 40% Mini.
Reduction in Area : 50% Mini.
Solution Annealed
Rounds & Flats
{D3} Steel for Manufacture of Labrinth
Sealing Rings of Compressures
Grade
Mechanical Properties
Supply Condition
Sections
TP 316L
Yield Strength : 170N/MM2 Mini.
Tensile Strength : 485N/MM2 Elongation : 40% Mini.
Reduction in Area : 50% Mini.
Solution Annealed
Rounds & Flats
{D4} Steel for Gas Turbines Nozzles
Boroscope Plugs and Shroud Segments
Grade
Mechanical Properties
Supply Condition
Sections
TP 310
Yield Strength : 205N/MM2 Mini.
Tensile Strength : 515N/MM2
Reduction in Area : 50% Mini. Elongation : 10% Mini.
Solution Annealed
Rounds & Flats
{E1} A Precipitation Hardening
Martensitic Stainless Steel for Shafts, Blades, Fans, Pump Parts,
Valves,
Fasteners and Transducers under Water Applicatins.
Grade
Mechanical Properties
Supply Condition
Sections
FV 520B
Proof Stress: 800N/MM2 Mini.
Tensile Strength : 925-1080N/MM2 Elongation : 15% Mini.
Hardness : 276 to 321 BHN
Solution Annealed
Flats & Rounds
{E2} NI-CR-MO Steel Bar for Heavy Duty
Railway Motor Shafts
Grade
Mechanical Properties
Supply Condition
Sections
BP 10590
IS:5517-1993
GR.31NI10
CRM06
Proof Stress: 800N/MM2 Mini.
Tensile Strength : 1000-115ON/MM2
Elongation : 12% Mini.
Hardness : 293-341 (HB)
Hardened & Tempered
Rounds
As Rolled
Heat Treated (Hardened & Tempered,
spherodised annealed etc)
Cold Drawn
Peeled / Ground
UT/MPI/DP Tested
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