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2019-12-10 19:32:32
Steel Grade|AISI: 687
Steel Grade|UNS:
Type:
   
CHEMICAL COMPOSITION
C(%): 0.07
Si(%):
Mn(%):
Cr(%): 15
Ni(%): Balance
Mo(%): 5.25
Co(%): 18.5
W(%):
Fe(%): 0.5
Other(%): Al4.25,Ti3.50,B0.03(Zr)⑨
Similar Grade: U700
   
Remark:  
①: Martensitic low alloy steel.
②: Martensitic secondary hardening steel.
③: Martensitic high chrome steel.
④: Austenitic precipitation hardening steel.
⑤: Austenitic Cold working with high strength steel.
⑥: Ironbase superalloy steel.
⑦: Cobalt-base superalloy steel.
⑧: Nickel-base superalloy steel.
⑨: It can be determined by manufacturer.
   


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