Stainless Steel 304L Seamless & Welded Pipes Spools are widely used in industries where corrosion resistance, durability, and reliability are essential. At Adinox Overseas, we manufacture pipes spools that meet international quality standards and deliver excellent performance in demanding environments. As a trusted Stainless Steel 304L Seamless & Welded Pipes Spools manufacturer, we ensure precise fabrication, smooth finishes, and dimensional accuracy suitable for critical piping systems.

Table Of Contents

• SS 304L Seamless & Welded Pipes Spools Specification Chart
• SS 304L Seamless & Welded Pipes Spools Chemical Composition
• SS 304L Seamless & Welded Pipes Spools Mechanical Properties
• Application Of Industries
• People Also Search

Being a reputed Stainless Steel 304L Seamless & Welded Pipes Spools exporter, Adinox Overseas supplies premium-grade products to global markets including oil & gas, petrochemical, power generation, and chemical processing industries. The low carbon content of 304L stainless steel provides superior weldability and resistance to intergranular corrosion, making these pipe spools ideal for high-temperature and pressure applications.

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Our expertise as reliable Stainless Steel 304L Seamless & Welded Pipes Spools suppliers allows us to offer customized pipe spool assemblies according to client drawings and project requirements. These pipe spools are known for excellent tensile strength, long service life, and easy installation. Adinox Overseas follows strict quality control procedures to ensure consistent performance and leak-proof connections in all operating conditions.

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As established Stainless Steel 304L Seamless & Welded Pipes Spools stockists, we maintain a wide inventory in various sizes, schedules, and configurations to meet urgent and bulk demands. Our ready stock helps minimize project downtime and ensures fast delivery across domestic and international locations. Each spool is tested for quality, corrosion resistance, and mechanical properties before dispatch.

Specifications Of Stainless Steel 304L Seamless & Welded Pipes Spools

Material Grade	Stainless Steel 304L (AISI 304L / UNS S30403 / WNR 1.4307)
Product	Pipe Spools (fabricated from seamless or welded stainless steel 304L pipes and fittings)
Material Description	Low‑carbon austenitic stainless steel, improved weldability and resistance to intergranular corrosion in HAZ
Applicable Standards (typical)	ASTM A312 (Seamless & Welded Austenitic SS Pipes, Grade TP304L), ASTM A182 (Forged Fittings & Flanges), ASME B36.10 / B36.19 (Pipe Sizes), ASME B16.9 / B16.11 / B16.5 (Fittings & Flanges)
Size Range (NPS)	½" – 24" (larger sizes on request)
Schedules	Sch 5S, 10S, 20, 40 / 40S, 80 / 80S, 160, XXS (as per design)
Pipe Type	Seamless / ERW / EFW (as specified)
End Connections	Plain End (PE), Beveled End (BE), Threaded (NPT/BSP), Flanged, as per design
Fabrication	Cutting, fit‑up, welding, beveling, pickling/passivation, hydrotest as required
Welding	SMAW / GTAW (TIG) / GMAW (MIG), qualified WPS/PQR & certified welders
Heat Treatment	Solution annealed and rapidly cooled (water quenched/air cooled) where required by specification
NDT & Inspection (typical)	Visual, dimensional, hydrotest, radiography / DPI / PMI as per client spec
Corrosion Protection	Pickled & passivated, end caps, wrapping & packaging for shipment

Chemical Composition for Stainless Steel 304L Seamless & Welded Pipes Spools

Element	C	Mn	Si	P	S	Cr	Ni	N
Content (% by weight)	≤ 0.030	≤ 2.00	≤ 1.00	≤ 0.045	≤ 0.030	18.0 – 20.0	8.0 – 12.0	≤ 0.10

Mechanical Properties Of Stainless Steel 304L Seamless & Welded Pipes Spools

Property	Value (Metric)	Value (Imperial)	Remarks
Tensile Strength, min.	485 MPa	70 ksi	Longitudinal, at room temperature
Yield Strength, 0.2% offset, min.	170 MPa	25 ksi	Longitudinal, at room temperature
Elongation in 50 mm (2 in.), min.	35 %	35 %	Gauge length 50 mm (2 in.), longitudinal
Modulus of Elasticity (approx.)	193 GPa	28 × 106 psi	At 20 °C
Density (approx.)	7.9 g/cm³	0.285 lb/in³	For austenitic stainless steels
Hardness (typical, annealed)	≤ 201 HB	≈ 92 HRB	Reference value; check project specification

Application Of Industries

Power Plants

Aerospace

Refineries

Construction

Oil & Gas

Sugar

Chemical

Petrochemical

People Also Search

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