STR 37 datasheet,STR 37 chemical,STR 37 heat treatment

STR 37
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Alloy STR 37 Ex-stock, Specifications STR 37 Suppliers & Manufacturers, STR 37 Forging Bar Plate machined, Alloy STR 37 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 37

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 (%):    0.15 ~ 0.25
Si (%):    ≤ 1.00
Mn (%):  1.00 ~ 1.60
P (%) ≤: 0.040
S (%) ≤: 0.04 ~ 0.09
Cr (%):   20.5 ~ 22.5
Ni (%):   10.0 ~ 12.0
Mo (%):  -

N (%):    0.15 ~ 0.30
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 1050 ~ 1150 Deg.C
                aged 750 ~ 800 Deg. C, air cooling
Tensile strength, σb/ ≥ MPa: 785
Yield strength, σ0.2/ ≥ MPa: 392
Elongation, δ (%) ≥: 35.0
Reduction of area, ф (%) ≥: 35.0
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 (width X thickness): 15 ~ 1000 X 10 ~ 400mm
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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