Stainless Steel ERW (Electric Resistance Welded) Tube 317L is a high-performance, corrosion-resistant tube made from grade 317L stainless steel, which contains higher molybdenum compared to 316L, offering superior resistance to pitting and crevice corrosion.
Key Features of 317L ERW Tube:Material: Stainless Steel 317L (Low Carbon Version of 317)
Welding Method: ERW (Electric Resistance Welded)
Corrosion Resistance: Excellent, especially in acidic and chloride environments
Strength & Durability: High mechanical strength and toughness
Applications: Chemical processing, power plants, marine environments, pharmaceuticals, pulp & paper industry
Chromium (Cr): 18-20%
Nickel (Ni): 11-15%
Molybdenum (Mo): 3-4%
Carbon (C): ≤ 0.03%
Manganese (Mn): ≤ 2%
Silicon (Si): ≤ 1%
Phosphorus (P): ≤ 0.045%
Sulfur (S): ≤ 0.03%
ASTM Standards: ASTM A312, ASTM A249, ASTM A269
ASME Standards: ASME SA312, SA249, SA269
Sizes: Varies (from small to large diameters)
Wall Thickness: Available in Schedule 5S, 10S, 40S, 80S, etc.
Stainless Steel 304 Pipe is a widely used stainless steel pipe made from 304-grade stainless steel, known for its excellent corrosion resistance, durability, and strength. It is commonly used in industries like food processing, chemical processing, oil & gas, pharmaceuticals, and construction.
Key Features of SS 304 Pipe:Material Composition:
Chromium (18-20%) – Provides corrosion resistance.
Nickel (8-10.5%) – Enhances toughness and strength.
Carbon (≤ 0.08%) – Low carbon content prevents carbide precipitation.
Corrosion Resistance:
Highly resistant to rust and oxidation.
Suitable for high-humidity and marine environments.
Mechanical Properties:
Tensile Strength: ~515 MPa (75,000 psi)
Yield Strength: ~205 MPa (30,000 psi)
Hardness: 70 HRB (Rockwell B)
Temperature Resistance:
Can withstand temperatures up to 870-925°C (1598-1697°F) in continuous use.
Form Availability:
Seamless or Welded
Round, Square, or Rectangular shapes
Various thicknesses and schedules (SCH 10, SCH 40, SCH 80, etc.)
Food & Beverage Industry: Used for pipelines in dairy, breweries, and food processing.
Chemical Industry: Transporting corrosive chemicals and gases.
Water Supply & Plumbing: Used in residential and industrial piping.
Construction & Structural Applications: Frames, supports, and handrails.
Oil & Gas Industry: For transporting fluids under high pressure.
SS 304: More affordable, general-purpose, suitable for mild corrosive environments.
SS 316: Contains molybdenum (2-3%), offering superior resistance to chlorides and marine environments.
316L Stainless Steel Socket Weld Welding Nipple Fitting is a high-quality piping component designed for secure and leak-free connections in demanding applications. Made from 316L stainless steel, which has a low carbon content, this fitting is highly resistant to corrosion, oxidation, and stress corrosion cracking in chloride environments. The socket weld design allows for a strong and durable bond between pipes, ensuring long-term performance in high-pressure and high-temperature environments.