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UNS S21800 datasheet,UNS S21800 chemical,UNS S21800 heat treatment
2019-08-15 12:48:51   Source:   Criticism:0 CTR:

This page provides UNS S21800 stock,UNS S21800 datasheet,UNS S21800 mechanical properties, UNS S21800 chemical element,UNS S21800 performance specifications.
Chemical Composition (Weight %)
C (%) ≤ 0.10
Si(%) 3.50 ~ 4.50
Mn(%) 7.00 ~ 9.00
P(%) ≤ 0.040
S (%) ≤ 0.030
Cr (%) 16.0 ~ 18.0
Ni (%) 8.00 ~ 9.00
Mo(%) -
Other (%) 0.08 ~ 0.18
Mechanical Properties
Condition of heat treatment -
Tensile Rm (MPa) 655
Yield Rp0.2 (MPa) 345
Elongation A (%) 35.0
Reduction in cross section on fracture Z (%) -
Impact AKV/AKU (J) -
Brinell Hardness (HBW) 241 max
The alloy is usually produced by BEF & AOD followed by electroslag remelting (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.
100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
Bars are usually supplied black/bright in the annealed condition.
Forms and Shapes:
Round bar (Diameter): 5.50 ~ 650mm
Square bar / Flat bar: 3 ~ 650mm
Wire rod (Diameter): 0.10 ~ 16mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 650mm X L (or in coil form)
Forging piece: Different shapes based on OEM

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