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High-performance forged stainless steel flange manufactured in full compliance with ASME SA182 and ASME B16.5 standards. Made from F304 austenitic stainless steel, it provides excellent corrosion resistance, good mechanical properties, and reliable weldability for industrial pipeline systems.
Material Specifications
Ideal for medium-pressure applications, general corrosion environments, and moderate-temperature working conditions ranging from -29°C to 425°C.
Chemical Composition (wt%)
Grade
C
Si
Mn
P
S
Cr
Ni
Fe
F304
≤0.08
≤1.00
≤2.00
≤0.045
≤0.030
18.0-20.0
8.0-12.0
Balance
Mechanical Properties
Property
Value
Tensile Strength
≥515 MPa
Yield Strength
≥205 MPa
Elongation
≥40%
Hardness
≤201 HB
Working Temperature
-29°C to 425°C
Quality Assurance Tests
Chemical Composition Analysis (Spectrometer / PMI)
Tensile, Bend & Impact Test
Hardness Test (HB / HRB)
Dimensional Inspection
Visual & Surface Inspection
Hydrostatic Pressure Test
Non-Destructive Testing (PT, UT)
Intergranular Corrosion Test (Optional)
Material Test Certificate (MTC 3.1/3.2)
Application Scope
Oil & gas transmission pipelines
Petrochemical and chemical industry
Water treatment and supply systems
Food, beverage and pharmaceutical industry
Power plant and utility piping
HVAC and general industrial systems
Marine and offshore facilities (non-high chloride environment)
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
