Stainless Steels
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904L(CHINA:00Cr20Ni25Mo4.5Cu) |
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Physical Properties:
Density:8.0g/cm3 Melting Point:1398℃
Modulus of Elasticity:167-188GPa Thermal Conductivity:12.9λ/(W(m•℃)
Hardness:HRC70-90 Electrical Resistivity( 20 - 100°C):15x10-6K-1
Approx Service Temperature:-200 to +300℃
Main Characteristics:Austenitic high nickel and low carbon Stainless Steel; good pitting corrosion resistance and stress corrosion cracking resistance.
Applications:Applied in acetic acid making column distiller, ethyne making decontaminating column, sulphuric acid transport pipeline and storage tank etc
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 |
Cu |
Mn |
Si |
P |
S |
others |
|
≤
0.02 |
19.0
-
23.0 |
23.0
-
28.0 |
4.0
-
5.0 |
rem |
1.0
-
2.0 |
≤
2.0 |
≤
1.0 |
≤
0.045 |
≤
0.035 |
- |
|
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SAF 2205、UNS S31803(CHINA:00Cr22Ni5Mo3N) |
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Physical Properties:
Density: 7.85g/cm3 Melting Point: ℃
Modulus of Elasticity:160-200GPa Thermal Conductivity:16λ/(W(m•℃)
Hardness:HB≤260 Electrical Resistivity( 20 - 100°C): 13.0x10-6K-1
Approx Service Temperature:-200 to +300°C
Main Characteristics: Excellent corrosion resistance and mechanical properties.
Applications:Used in petroleum, fertilizer, paper making and chemical industrie-s and heat exchanger and sprinkler valve in hot aquafortis or sea water media
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 |
N |
Mn |
Si |
P |
S |
others |
|
≤
0.03 |
21.0
-
23.0
|
4.50
-
6.50 |
2.50
-
3.50 |
rem |
0.08
-
0.20
|
≤
2.0 |
≤
1.0 |
≤
0.03 |
≤
0.02 |
-
|
|
|
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SAF 2507、UNS S32750(CHINA:00Cr25Ni7Mo4N) |
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Physical Properties:
Density:7.8g/cm3 Melting Point: ℃
Modulus of Elasticity:29 psi x 10 6
Thermal Conductivity:8.7Btu/h ft °F
Hardness:HRC≤32 Electrical Resistivity( 20 - 100℃):
7.2x10-6/°F
Approx Service Temperature:-200 to +300°C
Main Characteristics: Excellent corrosion resistance and mechanical properties.
Applications:Used in petroleum, fertilizer, paper making and chemical industri-es and heat exchanger and sprinkler valve in hot aquafortis or sea water media
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 |
N |
Mn |
Si |
P |
S |
Cu |
≤
0.03 |
24.0
-
26.0
|
6.0
-
8.0 |
3.0
-
5.0 |
rem |
0.24
-
0.32 |
≤
1.20 |
≤
0.80 |
≤
0.035 |
≤
0.020 |
≤
0.50 |
|
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2RE69、UNS S31050(CHINA:00Cr25Ni22M02N) |
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Physical Properties:
Density: 7.9g/cm3 Melting Point: ℃
Modulus of Elasticity:158-195 GPa Thermal Conductivity:13W/m °C
Hardness:Rockwell B≤95 Electrical Resistivity( 20 - 100℃): 15.5 x10-6℃
Approx Service Temperature:-200 to +300°C
Main Characteristics:Excellent corrosion resistance and welding properties
Applications:Mainly used in chemical, petroleum and urea equipments.
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 |
N |
Mn |
Si |
P |
S |
others |
|
≤
0.03 |
24.0
-
26.0
|
20.5
-
23.5 |
1.6
-
2.0 |
rem |
0.09
-
0.16 |
≤
2.0 |
≤
0.4 |
≤
0.020 |
≤
0.015 |
- |
|
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