ASTM A249 Stainless Steel Pipes – High-Quality Welded Austenitic Tubes Supplier in India

Looking for reliable ASTM A249 stainless steel welded tubes for boiler, superheater, condenser, or heat-exchanger applications? Yash Impex is a trusted exporter and supplier of premium-grade ASTM A249 welded austenitic stainless steel tubes manufactured as per global quality standards.

ASTM A249 covers welded austenitic stainless steel tubes specially designed for high-temperature, high-pressure, and corrosive industrial applications. These tubes are widely used in chemical processing, petrochemical plants, refineries, power generation units, and heat-exchanger systems.

What is ASTM A249? (Overview)

ASTM A249 is a standard specification for:

• Welded austenitic stainless steel tubes
• Designed for boilers, superheaters, condensers & heat exchangers
• Manufactured usinghigh-quality stainless steel grades
• Available in annealed or heat-treated conditions
• Ensures excellentcorrosion resistance & thermal strength

These welded tubes undergo expansion, flattening, and mechanical testing to ensure flawless performance in demanding industrial environments.

Key Features of ASTM A249 Stainless Steel Tubes

Our ASTM A249 tubes are preferred by engineers and OEMs worldwide due to their superior metallurgical properties:

• Excellent Corrosion & Oxidation Resistance
  Performs exceptionally well in corrosive environments including steam, chemicals, and high-temperature operations.
• High Thermal Strength
  Designed to withstand extreme temperature ranges, making them ideal for boiler and superheater applications.
• Consistent Weld Integrity
  Produced under strict welding standards to ensure uniform structure, no weak joints, and zero leakage risks.
• Durable & Cost-Effective
  Longer lifespan reduces downtime, maintenance cost, and premature replacement.
• Available in Multiple Grades
  Includes TP304, TP304L, TP316, TP316L, and more.

Applications of ASTM A249 Stainless Steel Tubes

Their adaptability and durability make ASTM A249 a preferred choice for critical process equipment.

Available Size Range

We supply ASTM A249 welded tubes in a wide variety of sizes:

• Outer Diameter:
  From 6.35 mm to 114 mm
• Wall Thickness:
  0.5 mm to 3.0 mm (and custom sizes upon request)

Custom lengths, polishing, and finishing options are available depending on project requirements.

Chemical Composition – ASTM A249 Stainless Steel Tubes

UNS	C	Mn	P	S	Si	Cr	Ni	Mo
S30400	0.08	2	0.045	0.03	1	18.0–20.0	8.0–11.0	—
S30403	0.035	2	0.045	0.03	1	18.0–20.0	8.0–13.0	—
S31600	0.08	2	0.045	0.03	1	16.0–18.0	11.0–14.0	2.0–3.0
S31603	0.035	2	0.045	0.03	1	16.0–18.0	10.0–14.0	2.0–3.0

Mechanical Properties – ASTM A249 Stainless Steel Tubes

Grade	Heat Treatment	Temp (°F/°C)	Tensile Strength Min (MPa)	Yield Strength Min (MPa)	Elongation (%)
SA249 TP304	Solution	1900 (1040°C)	515	205	35
SA249 TP304L	Solution	1900 (1040°C)	485	170	35
SA249 TP316	Solution	1900 (1040°C)	515	205	35
SA249 TP316L	Solution	1900 (1040°C)	485	170	35

Why Choose Yash Impex for ASTM A249 Stainless Steel Tubes?

• 100% certified material with mill test reports
• Timely delivery & bulk stock availability
• Competitive pricing for domestic & export markets
• Custom lengths, surface finish & packaging
• Export-ready quality as per ASTM, ASME, DIN standards

Looking for ASTM A249 stainless steel tubes at the best price?

Share your requirement — size, grade, quantity — and we will provide a competitive quote with the shortest lead time.

Looking for ASTM A249 stainless steel tubes at the best price?