STR 38
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Alloy STR 38 Ex-stock, Specifications STR 38 Suppliers & Manufacturers, STR 38 Forging Bar Plate machined, Alloy STR 38 Exporters Technical specifications - KS D3731 - 2002 / 2007. From Melting, ESR & VAR technique, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, Ultrasonic flaw detection test.
TECHNICAL DATA SHEET - KS D3731 Grade STR 38
TECHNICAL SPECIFICATIONS: KS D3731 - 2002/2007
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Heat resistant stainless steel bar and plate
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.25 ~ 0.35
Si (％): ≤ 1.00
Mn (％): ≤ 1.20
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Heat resistant stainless steel bar and plate
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.25 ~ 0.35
Si (％): ≤ 1.00
Mn (％): ≤ 1.20
P (％) ≤: 0.18 ~ 0.25
S (％) ≤: 0.030
Cr (％): 19.0 ~ 21.0
Ni (％): 10.0 ~ 12.0
Mo (%): 1.80 ~ 2.50
N (%):
Cr (％): 19.0 ~ 21.0
Ni (％): 10.0 ~ 12.0
Mo (%): 1.80 ~ 2.50
N (%):
B (%): 0.001 ~ 0.010
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 1120 ~ 1150 Deg.C
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 1120 ~ 1150 Deg.C
Aged 730 ~ 780 Deg. C, air cooling
Tensile strength, σb/ ≥ MPa: 883
Yield strength, σ0.2/ ≥ MPa: 490
Elongation, δ (％) ≥: 20.0
Reduction of area, ф (％) ≥: 25.0
Hardness ≤ (HBW): 269 Min.
Tensile strength, σb/ ≥ MPa: 883
Yield strength, σ0.2/ ≥ MPa: 490
Elongation, δ (％) ≥: 20.0
Reduction of area, ф (％) ≥: 25.0
Hardness ≤ (HBW): 269 Min.
MELTING PROCESS
The alloy is usually produced by BEF + AOD / EAF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
PRODUCT FORMS AVAILABLE
Round bar (Diameter): 5.50 ~ 600mm
Wire rod (Diameter): 0.15 ~ 15mm
Flat bar (Thickness X Width): 10 ~ 400 X 15 ~ 1000mm
Length: random length, fixed length or based on the customer's special requirement.
Form: wire or straightened bar
The alloy is usually produced by BEF + AOD / EAF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
PRODUCT FORMS AVAILABLE
Round bar (Diameter): 5.50 ~ 600mm
Wire rod (Diameter): 0.15 ~ 15mm
Flat bar (Thickness X Width): 10 ~ 400 X 15 ~ 1000mm
Length: random length, fixed length or based on the customer's special requirement.
Form: wire or straightened bar
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
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