Alloy S, UNS N06635

 

Chemical composition

 


% Ni Cr Mo Fe Co W C Mn Si P S Al Cu La B
min balance 14.5 14.0         0.30 0.20     0.10   0.01  
max 17.0 16.5 3.0 2.0 1.00 0.020 1.00 0.75 0.020 0.015 0.50 0.35 0.10 0.015


Physical properties

Density 8.75 g/cm3
Melting range 1335-1380℃


Features: Alloy S has excellent thermal stability, low thermal expansion and excellent oxidation resistance at 1093℃. It has good high temperature and thermal fatigue strength. It retains its strength and ductility after aging at temperatures of 427 to 871℃. Hastelloy S is particularly suitable for cyclical heating conditions where components must be capable of retaining their strength, ductility and metallurgical integrity after long time exposure.

Applications: Industrial furnaces, and gas turbine engine seal rings.

Note: Alloy S  is a registered trademark of Haynes International, Inc.

 


Complete inspection equipment and quality system.
Eddy current test, Ultrasonic detector, hydraulic test equipment, Universal testing machine, Arldirect-reading spectrometer...... Recently we have replaced a new set of advanced PMI equipment, OXFORD INSTRUMENTS X-MET7000
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Advanced equipment and technological process.
We have 5 bright annealed furnace with 30 mtrs in length, the highest temperature can reach 1350℃, and the tolerance between the set and real temperature could be within 2℃, and it ensures the mechanical properities and the quality of the pipe surface.
Straightening Machine, this equipment can ensure the straightness of our big OD pipes
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