ASTM A638 Gr.660 Stockist, ASTM A638 Gr.660 Equivalent Steel

ASTM A638 Gr.660
2014-11-21 21:07:22   Origin:   Remark:0 Click:

ASTM A638 Grade 660 is a high alloy content of creep-resisting 15Cr-26Ni-1Mo-2Ti-V Aged Austenitic steel, Stock Available Round bar, Wire, Sheet
 
TECHNICAL DATA SHEET - ASTM A638 Grade 660
MATERIAL CATEGORY - 15Cr-26Ni-1Mo-2Ti-V Austenitic steel
PRODUCT DESCRIPTION
The alloy is usually produced by AOD / VOD / VIM followed by electroslag refining (ESR) / VAR if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.
Bars are usually supplied black/bright in the softened condition.
Final heat treatment - solution treatment + aged.
MATERIAL SPECIFICATIONS - ASTM A959 (2004), A276, A312, A632, A176, A580
STOCKLIST - HOT ROLLED BAR - Diameter: 15 - 130mm
CHEMICAL COMPOSITION (mass weight - %) 
Carbon, C (%): ≤ 0.08
Silicon, Si (%): ≤ 1.00
Manganese, Mn (%): ≤ 2.00
Phosphorus, P (%) ≤: 0.040
Sulfur, S (%) ≤: 0.030
Chromium, Cr (%): 13.5 ~ 16.0
Nickel, Ni (%): 24.0 ~ 27.0
Molybdenum, Mo (%): 1.00 ~ 1.50

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