UNS N08904 Super Austenitic Stainless Steel Pipe 904L W.-Nr. 1.4539
ASTM A312, ASTM A213 , 904L,UNS N08904 Super Austenitic Stainless Steel Pipe and Tube
Application:
Control of air pollution:scrubbers used in coal-fired power plants,
Chemical processing:processing equipment for the production of sulfuric acid, phosphoric acid, inorganic and organic acids, and phosphate fertilizers,
Metallurgical processing:pickling equipment using sulfuric acid,
Oil and gas production:offshore processing equipment,
Pharmaceutical industry:processing equipment,
Pulp and paper:processing equipment,
Sea and brackish water:condensers, heat exchangers and piping systems,
Standard:
ASTM ........ A 240, B 625
ASME ..... SA 240, SB 625
Description:
904L,Al-904L,UNS N08904,SUS890L,F904L,W.-Nr. 1.4539,NAS 255,00Cr20Ni25Mo4.5Cu Super Austenitic Stainless Steel Pipe or Tube
Material: 904L,Al-904L,UNS N08904,SUS890L,F904L,W.-Nr. 1.4539,NAS 255,00Cr20Ni25Mo4.5Cu
Nominal Dia: 1/2 "to 24" NB for seamless pipe, 3/8" to 40" NB for welded pipe
Schedules: 5S, 10S, 40S, 80S, 10, 20, 30...120, 140, 160, XXS
All dimensions are in accordance with ANSI B36.19 and ANSI B36.10
Process:
Cold drawn, Cold rolled, Precision Rolled for Seamless Pipe or Tube
Gas tungsten arc welding, Plasma arc welding (PAW),Submerged arc welding (SAW) For Welded Pipe or Tube
Finish: Annealed & pickled, bright annealing, polished
Ends: Beveled or plain end, square cut, burr free ,Plastic Cap at Both end
Packing: Bare packing/bundle packing with woven bag/wooden or steel frame crate packing/plastic cap protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.
Inspection and Test Procedure
1. 100% PMI,Spectro Chemical Aanlysis Test for Raw Material
2. 100% Dimension & Visual Examination
3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test
4. 100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT)
5. Radiographic Test for Welded Pipe (shall be accordance with specification,or shall be as agreed upon between the purchaser and vendor)
6. Straightness Test (optional)
7. Roughness Test (optional)
8. Intergranular Corrosion Test(optional)
9. Impact Test (optional)
10. Grain Size Determinations (optional)
NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN REPORTS ACCORDING TO STANDARD AND SPECIFICATION.
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UNS N08904 Super Austenitic Stainless Steel Images
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