Designation | Material Characteristics | Typical Applications |
---|---|---|
Austentic Stainless Steel | ||
A351-CF8 (304) | Highly corrosion resistance to nitric acid and organic acid at ambient temperature. | Pulp and paper mills, chemical processes and seawater services. |
A351-CG8M (317) | Corrosion resistance to pitting and crevice corrosion, highly resistant to medium concentration of boiling acetic acid and dilute hydrochloric acid. | Equipment for processing organic acid, oil pipeline and seawater services. |
A351-CF3M (316L) | ||
A351-CN7M (Alloy 20) | Superior resistance to stress crack corrosion in 20%~40% sulfuric acid and corrosion resistance to phosphoric acid of any concentration, even in boiling condition. | Process equipment handling sulfuric acid and phosphoric acid. |
Duplex Stainless Steel | ||
A995-4A (CD3MN · S31803) | Outstanding corrosion resistance, combining beneficial properties of austenitic and ferritics stainless steel; high ductility, greater toughness, high strength, good resistance to intercrystalline corrosion & chloride stress corrosion, good weldability and high thermal conductivity. S32760 has high content of Cr, Mo and N than S31803 , PREN value is 40. | Process equipment in seawater system, salt manufacturing processes, urea production, and other high corrosion environment. |
A995-6A (CD3MWCuN · S32760) | ||
Ni-Cu Alloy | ||
A494-M35-1 (Monel®) | Corrosion resistance, especially to de-aerated hydrochloric and hydrofluoric acid, high temperatured seawater and steam. Age-hardening M-25S has excellent galling property due to its high silicon content. | Marine fixtures and other chemical equipments under hydrofluoric acid, seawater and alkaline solution. |
A494-M35-2 (Monel®) | ||
A494-M25S (S Monel®) | ||
Ni-Cr-Mo Alloy | ||
A494-CW12MW (Hastelloy® C) | Corrosion resistance to oxidizing acid such as wet chlorine gas and chlorine dioxide , acetic acid, seawater and brine solution; exceptional resistance to oxidizing atmospheres up to 1040 deg. C | Pulp and paper, food process equipment, seawater services and chemical equipment handling oxidizing acid. |
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