Stainless Steels
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S21800 （Nitronic 60/218alloy) |
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Physical Properties：
Density： 8.0g/cm3 Melting Point：℃
Modulus of Elasticity： 262GPa Thermal Conductivity：
Hardness： - Brinell 241 Electrical Resistivity( 20 - 100°C)： 11.0 μm/m/°C
Main Characteristics：High strength; great corrosion resistance and ductibility; excellent chloride crevice corrosion resistance and stress corrosion resistance
Applications：Applied valves, roller bearings, pump wells and food processing, medical, auto, aviation and nuclear industries
Specification：Forgings,Rod, Plate, Strip,Ring, Wire, Bolts, Springs and other consultations supply, according to customer's production
Chemical Compositions：
|
Chemical Compositions(%) |
|
C |
Cr |
Ni |
N |
Fe |
Ce |
Mn |
Si |
P |
S |
others |
|
≤
0.10 |
16.0
-
18.0 |
8.0
-
9.0 |
0.08
-
0.18
|
rem |
- |
7.0
-
9.0 |
3.5
-
4.5 |
≤
0.060 |
≤
0.030 |
- |
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254SMO (CHINA：00Cr20Ni18Mo6CuN) |
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Physical Properties：
Density： 8.00g/cm3 Melting Point：1370-1398℃
Modulus of Elasticity： 290GPa Thermal Conductivity：90(BTU-in/ ft2-h-°F)
Hardness： Brinell280 Electrical Resistivity( 20 - 100°C)：8.5IN./ IN./ °F x 10-6
Main Characteristics：Good pitting corrosion resistance and intergranular corrosion resistance with high PRE value and CPT/CCT value.
Applications：Widely used in maritime, desalting and seawater disposal industries, equipments in chlorine bleach and flue gas desulfurization .
Specification：Forgings,Rod, Plate, Strip,Ring, Wire, Bolts, Springs and other consultations supply, according to customer's production
Chemical Compositions：
Chemical Compositions(%) |
|
C |
Cr |
Ni |
Fe |
Mn |
Si |
P |
S |
N |
Mo |
Cu |
|
≤
0.02 |
19.5
-
20.5 |
17.5
-
18.5 |
rem |
≤
1.0 |
≤
0.80 |
≤
0.030 |
≤
1.0
|
0.18
-
0.22
|
8.0
-
8.5
|
0.5
-
1.0 |
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17-4PH(630) (CHINA：0Cr17Ni4Mo4Nb) |
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Physical Properties：
Density： 7.78g/cm3 Melting Point：1400-1440 ℃
Modulus of Elasticity： 191GPa Thermal Conductivity：23.0λ / W·(m·C)-1
Hardness：-Brinell360 Electrical Resistivity( 20 - 100°C)：11.16α/(10-6/℃)
Approx Service Temperature： -200 to +300°C
Main Characteristics：High strength and hardness, good welding performance and corrosion resistance
Applications：Used in components with high strength and corroson resistance
Specification：Forgings,Rod, Plate, Strip,Ring, Wire, Bolts, Springs and other consultations supply, according to customer's production
Chemical Compositions：
Chemical Compositions(%) |
| C |
Cr |
Ni |
Mn |
Fe |
Si |
P |
S |
Cu |
Nb |
others |
≤
0.07 |
17.0
-
19.0 |
10.5
-
13.0
|
≤
2.0 |
rem |
≤
1.0 |
≤
0.040 |
≤
0.030 |
3.0
-
5.0
|
0.15
-
0.45
|
-
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17-7PH(631) (CHINA：0Cr17Ni7Al) |
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Physical Properties：
Density： 7.65g/cm3 Melting Point：1415-1450 ℃
Modulus of Elasticity： 200GPa Thermal Conductivity：20.9λ / W·(m·C)-1
Hardness：-Brinell360 Electrical Resistivity( 20 - 100°C)：12.24a10-6K-1
Main Characteristics：hardening stainless steel, high strength and hardness, good endurance resistance, corrosion resistance and formability
Applications：Applied in aviation, chemical, paper making and metal processing industries
Specification：Forgings,Rod, Plate, Strip,Ring, Wire, Bolts, Springs and other consultations supply, according to customer's production
Chemical Compositions：
|
Chemical Compositions(%) |
|
C |
Cr |
Ni |
Mo |
Fe |
Al |
Mn |
Si |
P |
S |
others |
|
≤
0.09 |
16.0
-
18.0 |
6.50
-
7.75 |
- |
rem |
0.75
-
1.50 |
≤
1.0 |
≤
1.0 |
≤
0.040 |
≤
0.040 |
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