ANSI B16.5 / B16.47 Series A/B MSS SP44 ASA / API-605 Forged Steel Flanges

ANSI B16.5 / B16.47 Series A/B MSS SP44 ASA / API-605 Forged Steel Flanges – SSM

SSM manufactures and supplies high-quality forged steel flanges compliant with ANSI B16.5, B16.47 Series A/B, MSS SP44, ASA, and API-605 standards. Our flanges are designed for high-pressure, high-temperature, and critical industrial piping systems, providing durable and leak-proof connections for oil, gas, petrochemical, and power applications.

What are Forged Steel Flanges?

Forged steel flanges are produced by hot forging, which enhances their mechanical strength, toughness, and durability. They are widely used in pipelines and pressure vessels, offering:

Excellent resistance to stress, fatigue, and corrosion

High pressure and temperature tolerance

Reliable and long-lasting connections

Standards and Specifications

SSM provides forged steel flanges that meet the following standards:

ANSI B16.5 / B16.47 Series A & B – Standard flange dimensions for industrial piping

MSS SP44 – Large diameter steel flanges for pipeline applications

ASA / API-605 – American Petroleum Institute specifications for oil & gas pipelines

Material Options:

Carbon Steel (A105, A350 LF2)

Stainless Steel (SS304, SS316, SS316L)

Alloy Steel (F5, F11, F22, F91)

Face Types: RF (Raised Face), FF (Flat Face), RTJ (Ring Type Joint)
Sizes: ½" – 48" (DN15 – DN1200)
Pressure Classes: 150#, 300#, 600#, 900#, 1500#

Applications

SSM's forged steel flanges are widely used in:

Oil and gas pipelines

Petrochemical and chemical industries

Power plants and refineries

Offshore and marine pipelines

High-pressure and high-temperature industrial systems

Why Choose SSM?

Over 30 years of experience in flange manufacturing

Advanced forging, CNC machining, and quality inspection equipment

Certified by ISO, PED, and TS for quality assurance

Custom sizes, pressure ratings, and surface finishes available

Fast global delivery and competitive pricing

Conclusion

For ANSI B16.5 / B16.47 Series A/B MSS SP44 ASA / API-605 forged steel flanges, SSM is your trusted partner, providing durable, precise, and high-performance flanges for demanding industrial applications.

📩 Contact SSM today for quotations, technical drawings, or custom flange solutions.

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