904L Stainless Steel Pipe Cold Rolled with Pickling Surface Treatment for Corrosion Resistance

Certificação ISO
Quantidade de ordem mínima 50 kg
Preço US $12.5 / kg
Detalhes do produto
Modelo NÃO. 904L Forma Redondo
Técnica laminado a frio Tratamento de superfície conservação em vinagre
Especificação DE 6-630 mm Capacidade de produção 50.000 kg
Conteúdo de carbono 0,02 máximo Índice do manganês 2 máximo
Teor de silício 1 máximo índice do cromo 19-23
Teor de Molibdênio 4-5 Conteúdo de níquel 23 a 28
Teor de cobre 1-2 Resistência à tracção 490 MPa min
Força de rendimento 220 MPa min
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Cold Rolled 904L Stainless Steel Pipe

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Pickling Surface Treatment 904L Welded Pipe

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Corrosion Resistant Stainless Steel Pipe

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Descrição de produto
904L Stainless Steel Welded Pipe
ASTM A790 UNS N08904 Seamless Pipe - Austenite 904L OD 10-500mm Stainless Steel Pipe for Automobile Exhaust Systems
Material Specifications
China GB BESN ASTM
00Cr20Ni25Mo4.5Cu 1.4539 904L
Product Features
Grade 904L stainless steel is a non-stabilized austenitic stainless steel with low carbon content. This high alloy stainless steel contains copper to enhance resistance to strong reducing acids such as sulphuric acid. The material offers excellent resistance to stress corrosion cracking and crevice corrosion. Grade 904L is non-magnetic and provides superior formability, toughness, and weldability characteristics.
Chemical Composition
Grade C Mn Si P S Cr Mo Ni Cu
904L max 0.02 max 2 max 1 max 0.045 max 0.035 19-23 4-5 23-28 1-2
Mechanical Properties
Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Rockwell B (HR B) Brinell (HB)
904L 490 220 36 70-90 typical 150
Fabrication & Processing
Grade 904L stainless steels are high purity materials with low sulphur content. They can be machined using standard methods and readily bent to small radii under cold conditions. While subsequent annealing is typically not required, it should be performed when fabrication occurs under severe stress corrosion cracking conditions.
Applications
  • Wiring in electrostatic precipitators
  • Oil refinery components
  • Seawater cooling devices
  • Gas scrubbing plants
  • Pulp and paper processing industries
  • Acetic, phosphoric and sulphuric acid processing plants
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