K11789
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ASTM A387 specifications alloy structural steel K11789 heat treated flat bar, forgings property from Steelmaking, ESR melted, hot bloomed, forged, rolled, cold worked
TECHNICAL DATA SHEET - K11789
Material technical specifications: ASTM A387 - 2017
Material category: alloy structural steel
Typical chemical compositions (mass weight %)
Carbon, C (％): 0.05 ~ 0.17
Typical chemical compositions (mass weight %)
Carbon, C (％): 0.05 ~ 0.17
Manganese, Mn (％): 0.40 ~ 0.65
Silicon, Si (％): 0.50 ~ 0.80
Silicon, Si (％): 0.50 ~ 0.80
Phosphorus, P (％): ≤ 0.025
Sulfur, S (％): ≤ 0.025
Chromium, Cr (%): 1.00 ~ 1.50
Molybdenum, Mo (%): 0.45 ~ 0.65
Sulfur, S (％): ≤ 0.025
Chromium, Cr (%): 1.00 ~ 1.50
Molybdenum, Mo (%): 0.45 ~ 0.65
Nickel, Ni (%): -
Ferrum, Fe (%): remainder
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Tensile strength, Rm ≥ MPa: 415 ~ 585
Yield strength, Rp0.2 / MPa: 240
Elongation, A5 ≥ (％): 19.0
Reduction of area, Z ≥ (％): -
Hardness via heat treatment /HBW: 255 MAX.
Reduction of area, Z ≥ (％): -
Hardness via heat treatment /HBW: 255 MAX.
PRODUCT DESCRIPTION
The alloy is usually produced by BEF /EAF + VD followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
The alloy is usually produced by BEF /EAF + VD followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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Last page：Inconel 617 / Alloy 617
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