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Reliable Astm Grade Stainless Steel Socket Weld Flanges Supplier In Saudi Arabia For Piping And Process Industries

Reliable Astm Grade Stainless Steel Socket Weld Flanges Supplier In Saudi Arabia For Piping And Process Industries

Specification Details
Flanges TypesSlip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint
Class150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, 2500 Lbs Asa 150, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160
Size1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000
TypeRaised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove

ASTM A182 F321 Socket Weld Flanges Supplier in Saudi Arabia for Heat Resistant Applications

Steel Flange Mfg is a leading Stainless Steel Socket Weld Flanges Supplier in Saudi Arabiaoffering high-quality flange solutions designed for secure, leak-proof, and high-pressure piping connections across industrial sectors. Stainless steel socket weld flanges are widely used in oil and gas plants, petrochemical facilities, power generation stations, chemical processing units, marine systems, and industrial fluid transportation networks where strength and reliability are critical. Manufactured from premium grades such as ASTM A182 F304, F304L, F316, and F316L, these flanges provide excellent corrosion resistance, dimensional accuracy, pressure-handling capability, and long service life. Their socket weld design allows the pipe to be inserted into the flange before welding, ensuring strong alignment and improved joint integrity. Available in multiple pressure classes, sizes, and specifications, these flanges comply with international standards and are suitable for demanding industrial environments. Through a trusted B2B Portal, customers can source quality-certified flange products with dependable supply, competitive pricing, and technical support for engineering and infrastructure projects.


Weld Neck Flanges are one of the most widely used flange types for high-pressure and high-temperature applications where structural strength and smooth flow transition are essential. Manufactured with a long, tapered hub, Weld Neck Flanges distribute stress evenly across the piping system and reduce turbulence at the connection point. These flanges are commonly utilized in refineries, offshore platforms, chemical plants, power plants, and process industries requiring robust and reliable pipeline connections. Their superior mechanical strength, fatigue resistance, and excellent welding characteristics make them suitable for critical service conditions. Available in various material grades, pressure ratings, and dimensions, Weld Neck Flanges are designed to meet stringent international standards and industrial requirements. Every product undergoes comprehensive quality inspection to ensure dimensional accuracy and performance reliability. The combination of stainless steel socket weld flanges and Weld Neck Flanges provides engineers, contractors, fabricators, and industrial buyers with dependable solutions for piping systems, pressure applications, process facilities, and infrastructure projects requiring durability, corrosion resistance, operational safety, and long-term performance.

Material & Grades of Stainless Steel Socket Weld Flanges

MaterialGrade / StandardSpecificationTypeApplications
Stainless SteelASTM A182 F304ASME B16.5Socket Weld FlangeGeneral Industrial Piping
Stainless SteelASTM A182 F304LASME B16.5Low Carbon Socket Weld FlangeFood & Pharmaceutical Industries
Stainless SteelASTM A182 F316ASME B16.5Corrosion Resistant Socket Weld FlangeChemical & Marine Applications
Stainless SteelASTM A182 F316LASME B16.5Low Carbon Socket Weld FlangeOil & Gas Processing
Stainless SteelASTM A182 F321ASME B16.5High Temperature Socket Weld FlangePower Plants & Heat Exchangers

Key Features & Advantages

  • Excellent Corrosion Resistance
  • High Pressure Resistance
  • Superior Weldability
  • Leak-Proof Connection
  • High Temperature Resistance
  • Long Service Life

Chemical & Mechanical Properties

GradeChromium (%)Nickel (%)Molybdenum (%)Carbon (%)Tensile Strength (MPa)Yield Strength (MPa)Hardness
ASTM A182 F30418–208–10.50.08 Max515 Min205 Min201 HB Max
ASTM A182 F304L18–208–120.03 Max485 Min170 Min201 HB Max
ASTM A182 F31616–1810–142–30.08 Max515 Min205 Min217 HB Max
ASTM A182 F316L16–1810–142–30.03 Max485 Min170 Min217 HB Max


Type of Sub-products

Frequently Asked Questions

What is a Stainless Steel Socket Weld Flange used for?

What are the advantages of socket weld flanges?

Where are Stainless Steel Socket Weld Flanges commonly used?


Countries We Export

  • Saudi Arabia


Cities We Supply

  • Dammam

  • Jeddah

  • Mecca


Industries We Serve

  • Sugar industry

    Sugar

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Paper Mill industry

    Paper Mill

  • Power Plant industry

    Power Plant

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Automobile Industry industry

    Automobile Industry

  • Electrical Industry industry

    Electrical Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Ring Man Units industry

    Ring Man Units

  • Railways industry

    Railways

  • Gasket Industry industry

    Gasket Industry

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry


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