STR 616 datasheet,STR 616 chemical,STR 616 heat treatment

STR 616
2021-01-23 09:31:36   Origin:   Remark:0 Click:

Description STR 616 Flat bars, On stock STR 616 Shaft, Plate STR 616 Forgings Properties forging Ring, Technical specifications - KS D3731 - 2002 / 2007. ESR & VAR technique, Hot blooming, Hot forging, Hot rolling, Heat treatment, Straightening, Ultrasonic flaw detection test.
TECHNICAL DATA SHEET - KS D3731 Grade STR 616

TECHNICAL SPECIFICATIONS - KS D3731 - 2002/2007
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS -  BV
MATERIAL CATEGORY - Heat resistant stainless
steel bar and plate
HS code: 72221100 / 7219 1100
CHEMICAL COMPOSITION (Mass weight - %)
C (%):    0.20 ~ 0.25
Si (%):    ≤ 0.50
Mn (%): 0.50 ~ 1.00
P (%) ≤: 0.040
S (%) ≤: 0.030
Cr (%):  11.0 ~ 13.0
Ni (%):  0.50 ~ 1.00
Mo (%): 0.75 ~ 1.25
W (%):   0.75 ~ 1.25
V (%):    0.20 ~ 0.30
N (%):    -

MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Solution treated 1020 ~ 1070 Deg.C, air or oil cooled
                 Aged 600 Deg. C Min., air cooling
Tensile strength, σb/ ≥ MPa: 885
Yield strength, σ0.2/ ≥ MPa: 735
Elongation, δ (%) ≥: 10.0
Reduction of area, ф (%) ≥: 25.0
Hardness ≤ (HBW): 341 Max.
MELTING PROCESS
The alloy is usually produced by BEF + AOD / EAF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
FORMS AND DIMENSIONS AVAILABLE
Round bar (Diameter): 5.5 ~ 500mm
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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