STR 660
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STR 660 Ex-stock, Specifications STR 660 Manufacturers, STR 660 Forging Bar Plate machined, 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 660
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 (％): ≤ 0.08
Si (％): ≤ 1.50
Mn (％): ≤ 2.00
P (％) ≤: 0.030
S (％) ≤: 0.020
Cr (％): 13.0 ~ 16.0
Ni (％): 24.0 ~ 37.0
Mo (%): 1.00 ~ 1.50
N (%): -
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Heat resistant stainless steel bar and plate
CHEMICAL COMPOSITION (WEIGHT %)
C (％): ≤ 0.08
Si (％): ≤ 1.50
Mn (％): ≤ 2.00
P (％) ≤: 0.030
S (％) ≤: 0.020
Cr (％): 13.0 ~ 16.0
Ni (％): 24.0 ~ 37.0
Mo (%): 1.00 ~ 1.50
N (%): -
Ti (%): 1.90 ~ 2.35
Al (%): ≤ 0.35
V (%): 0.10 ~ 0.50
B (%): 0.001 ~ 0.010
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 885 ~ 915 Deg.C, Ageing 700 ~ 760 X 16h, air cooling or slow cooling.
Tensile strength, σb/ ≥ MPa: 902
Yield strength, σ0.2/ ≥ MPa: 585
Elongation, δ (％) ≥: 15.0
Reduction of area, ф (％) ≥: 18.0
Hardness ≤ (HBW): 248 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
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 885 ~ 915 Deg.C, Ageing 700 ~ 760 X 16h, air cooling or slow cooling.
Tensile strength, σb/ ≥ MPa: 902
Yield strength, σ0.2/ ≥ MPa: 585
Elongation, δ (％) ≥: 15.0
Reduction of area, ф (％) ≥: 18.0
Hardness ≤ (HBW): 248 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
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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