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UNS S50400 Details
UNS S50400 Standard Download
S50400 Application:Alloy steels are designated by AISI four-digit numbers and are more susceptible to heat and mechanical treatments than carbon steels. They comprise different kinds of steels having compositions which exceed the limitations of Va, Cr, Si, Ni, Mo, C and B i
Category |
Type |
Grade |
Designations |
Grades | Stainless Steels | S50400 |
USA - UNS , ASTM A335/ A335M - Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service |
Chemical composition(wt.%) of S50400 grade: ASTM A335/ A335M
Elements |
Min.(≥) |
Max.(≤) |
Similar |
Remarks |
C |
- |
0.15 |
|
|
Si |
- |
1.00 |
|
|
Mn |
- |
1.00 |
|
|
P |
- |
0.03 |
|
|
S |
- |
0.03 |
|
|
Cr |
- |
- |
|
|
Mo |
0.90 |
1.10 |
|
|
Fe |
- |
Bal |
|
|
Mechanical properties of grade S50400 ASTM A335/ A335M
Yield Strength,Rp 0.2(MPa)
Condition |
Min |
Max |
Similar |
Note |
QT |
|
575 |
|
|
Tensile Strength,Rm(MPa)
Condition |
Min |
Max |
Similar |
Note |
QT |
|
680 |
|
|
Impact,Kv/Ku(J)
Condition |
Min |
Max |
Similar |
Note |
Elongation,A(%)
Condition |
Min |
Max |
Similar |
Note |
QT |
|
13 |
|
|
Reduction of area,(%)
Condition |
Min |
Max |
Similar |
Note |
Hardness
Condition |
Type |
Min |
Max |
Similar |
Note |
|
HRB |
197 |
|
|
|
Physical properties of grade S50400 ASTM A335/ A335M
Density |
Note |
7.7 – 8.03 g/cm3 |
0.278 – 0.290 lb/in³ |
Elastic modulus |
Note |
190-210 GPa |
27557-30458 ksi |
Poisson's ratio |
Note |
0.27-0.30 |
0.27-0.30 |
Related properties
Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
Alloy steels are designated by AISI four-digit numbers and are more susceptible to heat and mechanical treatments than carbon steels. They comprise different kinds of steels having compositions which exceed the limitations of Va, Cr, Si, Ni, Mo, C and B in the carbon steels.
S50400 - Form of Supply
Product type |
Products |
Dimension |
Processes |
Deliver Status |
Plates / Sheets |
Plates / Sheets |
0.08-200mm(T)*W*L |
Forging, hot rolling and cold rolling |
Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
Steel Bar |
Round Bar, Flat Bar, Square Bar |
Φ8-1200mm*L |
Forging, hot rolling and cold rolling, Cast |
Black, Rough Turning, Shot Blasting, |
Coil / Strip |
Steel Coil /Steel Strip |
0.03-16.0x1200mm |
Cold-Rolled & Hot-Rolled |
Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
Pipes / Tubes |
Seamless Pipes/Tubes, Welded Pipes/Tubes |
OD:6-219mm x WT:0.5-20.0mm |
Hot extrusion, Cold Drawn, Welded |
Annealed, Solution and Aging, Q+T, ACID-WASHED |
Cross Reference Table(Equivalent Grade)
Grade |
Standard |
Country |
Application |
S50400 |
AISI |
USA |
Stainless Steel |
S50400 |
UNS |
USA |
Alloy steels are designated by AISI four-digit numbers and are more susceptible to heat and mechanical treatments than carbon steels. They comprise different kinds of steels having compositions which exceed the limitations of Va, Cr, Si, Ni, Mo, C and B i |