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904L

DataTime:[2014-5-5]
Type Seamless & Welded Pipe Butt Weld Fittings Flanges & Pressure Fittings
Sizes 1/4" thru 16" 1/2" thru 12" All descriptions
Schedules Sch 10, 40, 80, 160, & XXH Sch 10, 40, 80, 160, & XXH
ASTM Standards
Bar Butt Weld Fittings Pipe, Welded & Seamless Tube, Welded Tube, Seamless Plate
B649 B366 B677- smls; B673 - welded B674 B677 B625
Minimum Physical Properties
Tensile Strength Yield Strength Elongation
71 KSI Min. 31 KSI Min. 35% Min.
Chemical Composition (wt%)
C Mn P S Si Ni Cr Fe Mo
0.02 Max. 2.00 Max 0.045 Max. 0.035 Max. 1.00 Max. 23.0 - 28.0 19.0 - 23.0 Balance 4.0 - 5.0

Properties

N08904 (904L) is a high alloy austenitic product intended for use under severely corrosive conditions. It offers good resistance to:

* Pitting and crevice corrosion
* Intergranular corrosion
* Stress corrosion cracking
* General corrosion

Applications

904L is used in the chemical industry to process many chemicals. Some examples are: Acetic acid, Acetylene, Acrylates, Acrylonitrile, Aluminum sulfate, Ammonium phosphate, Ammonium sulfate, Battery acid, Benzene, Butyl acetate, Caprolactum, Cellophane, Citric acid, Nitrophosphate, Oxalic acid, Superphosphate, Tall oil, Tartaric acid, Uranium oxide and Zinc sulfate.

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Yaang Pipe Industry Co., Ltd. is an international supplier of piping solutions for flange, butt welding fittings, socket welding fittings and threaded fittings. Our products are widely used in different industrial fields, including oil and gas, chemical industry, petrochemical industry, power plant, pulp and paper industry, environmental and water conservancy engineering, engineering projects, etc.