2016年5月25日星期三

Zirconium Fasteners For strong acids and severe corrosionShenzhen Sunrise Metal Industry Co.,Ltd 0086-0755-27185042 http://www.sunriseta.com sales@sunriseta.com skype :Li.mary9 QQ :1957953030 wahtsapp: 15919982500

For strong acids and severe corrosion

  • Good mechanical & physical properties
  • Excellent corrosion resistance (HCl and H2SO4 iso-corrosion curves)
Zirconium fasteners are typcially used in corrosive services too severe for stainless steels, nickel alloys, and titanium or where a significant improvement in service life is required. Zirconium fasteners have outstanding corrosion resistance to hydrochloric acid, sulfuric acid, organic acids, nitric acid, acetic acid and alkaline media such as sodium hydroxide. In these extremely corrosive media, zirconium fasteners are only surpassed by tantalum fasteners.
While zirconium fasteners are extremely corrosion resistant to hydrochloric acid, they are not resistant to hydrochloric acid containing oxidizing species such as cupric chloride, ferric chloride, or wet chlorine. Zirconium also has poor resistance to concentrated sulfuric acid, hydrofluoric acid, concentrated phosphoric acid, ferric chloride, cupric chloride, wet chlorine, and other oxidizing chloride environments.
Zirconium Fastener Types: Bolts, Nuts, Screws, Threaded Rods, Washers

Common Zirconium Fastener Grades

Zirconium 702
99.2% commercially pure zirconium with the highest corrosion resistance.
Zirconium 705 
95.5% zirconium with the addition of 2-3% niobium. This addition increases the impact strength of the alloy.

Mechanical Properties

 Zirconium 702 Tensile CurveZirconium 705 Tensile Curve

Zirconium Tensile Data

Zirconium Iso-Corrosion Curves

Specialty Metal H2SO4 Iso-Corrosion Curve
Specialty Metal HCl Iso-Corrosion Curve  Shenzhen Sunrise Metal Industry Co.,Ltd
skype :Li.mary9
QQ :1957953030
wahtsapp: 15919982500








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