ASTM A638 Gr 660 datasheet,ASTM A638 Gr 660 chemical,ASTM A638 Gr 660 heat treatment

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

Technical specifications of A638 Gr.660 precipitation hardening steel -Chemical composition, mechanical properties from steelmaking,forging,rolling,heat treatment,cold working.We also possess advanced precision machining equipments for further processing
※ DATA SHEET - ASTM A638 Gr 660 / UNS S66286 ※
 
※ 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 / QT
 
※ MATERIAL SPECIFICATIONS
ASTM A959 (2004), A276, A312, A632, A176, A580
 
※ AVAILABILITY
Black bar /Flat bar / steel strip / square bar
Bright - peeled + polishing, centerless grinding
Forged - ring, tube, pipe casing, discs, shaft
 
※ STOCKLIST - HOT ROLLED BAR
Diameter: 10 - 60mm
Order quantity: 850 KG

※ CHEMICAL COMPOSITION (WEIGHT %) - UNS S66286 / ASTM 660
C(%):     ≤0.08
Si(%):    ≤1.00
Mn(%):   ≤2.00
P(%)≤:   0.040
S(%)≤:   0.030
Cr(%):    13.5~16.0
Ni(%):    24.0~27.0
Mo(%):    1.00~1.50

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