STR 616
2026-07-16 09:30:00 Origin： Remark：0 Click：
KS D3731 Specifications STR 616 round bar, flat bar, bolts and nuts STR 616 forgings Heat treatment, Straightening, Ultrasonic flaw detection test, cold worked.
TECHNICAL DATA SHEET - STR 616
Technical standards: KS D3731 - 2002/2007
Official test report: issued by TUV - SGS - CNAS
Material category: heat resistant stainless steel bar and plate
Official test report: issued by TUV - SGS - CNAS
Material category: heat resistant stainless steel bar and plate
HS code for Customs: 72221100 / 7219 1100
Typical chemical elements (mass weight - %)
Carbon, C (％): 0.20 ~ 0.25
Silicon, Si (％): ≤ 0.50
Manganese, Mn (％): 0.50 ~ 1.00
Phosphorus, P (％): ≤ 0.040
Sulfur, S (％): ≤ 0.030
Chromium, Cr (％): 11.0 ~ 13.0
Nickel, Ni (％): 0.50 ~ 1.00
Molybdenum, Mo (%): 0.75 ~ 1.25
Typical chemical elements (mass weight - %)
Carbon, C (％): 0.20 ~ 0.25
Silicon, Si (％): ≤ 0.50
Manganese, Mn (％): 0.50 ~ 1.00
Phosphorus, P (％): ≤ 0.040
Sulfur, S (％): ≤ 0.030
Chromium, Cr (％): 11.0 ~ 13.0
Nickel, Ni (％): 0.50 ~ 1.00
Molybdenum, Mo (%): 0.75 ~ 1.25
Tungsten, W (%): 0.75 ~ 1.25
Vanadium, V (%): 0.20 ~ 0.30
Nitrogen, N (%): -
Nitrogen, 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, δ5 (％) ≥: 10.0
Reduction of area, ф (％) ≥: 25.0
Hardness ≤ (HBW): 341 Max.
Tensile strength, σb ≥ MPa: 885
Yield strength, σ0.2 ≥ MPa: 735
Elongation, δ5 (％) ≥: 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.
The alloy is usually produced by BEF + AOD / EAF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
PROFILES AND DIMENSIONS
Round bar & disc (diameter): 6.0 ~ 800 mm
Wire rod (diameter): 5 ~ 13 mm
Flat bar (thickness X width): 10 ~ 400 X 15 ~ 1000 mm
Length: random length, fixed length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
If you meet further on any technical inquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
Previous page：EN52 & EN 52
Last page：STR 616
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