At Pratik Pipe & Fittings, we manufacture, supply, and export 253 MA [S30815] Tubes, a premium stainless steel alloy for severe conditions. We, as experts, ensure our products are international quality, giving customers optimal corrosion resistance, protection against oxidation, and mechanical strength.

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253 MA is a rare earth metals, nitrogen, nickel, and chromium composition-balanced, austenitic stainless steel, which is highly resistant to carburization and oxidation at high temperatures. It is a specific alloy that is superior at heat-intensive applications, tolerating temperatures up to 1150°C exceptionally well. The S30815 designation highlights that it complies with international material specifications, ensuring a level playing field for performance.

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Our 253 MA Tubes have universal applications in numerous industries such as petrochemical, power plants, heat exchangers, and furnace components. They have excellent high-temperature strength, superior creep resistance, and excellent weldability due to which they are a preferred choice for challenging applications.

We at Pratik Pipe & Fittings manufacture these tubes through precision engineering for better quality and performance. Our products undergo stringent quality checks, including hydrostatic testing, dimensional accuracy inspection, and surface finish inspection, to ensure every tube meets the highest industry standards.

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253 MA [S30815] Tubes Specification

Grade	Stainless Steel 253 MA / UNS S30815 / WNR 1.4835
Length	Single Random, Double Random and Cut Length.
Thickness	0.3mm – 50 mm
Form	Round, Rectangular, Square Etc.
253MA Seamless Pipe	ASTM A213, A312 / ASME SA213, SA312
253MA Welded Pipe	ASTM A312, A358, A409, A813, A814 / ASME SA312, SA358, SA409, SA813, SA814
End	Treaded End, Beveled End, Plain End.
Welded Pipe & Tubes Size	6” NB - 24” NB
Seamless Pipe & Tubes Size	1 / 2” NB - 8” NB
Outer Diameter	6.0-630mm
Type	Seamless, Welded, ERW, EFW, Fabricated
Schedule	SCH20, SCH30, SCH40, SCH80, SCH60, SCH80, SCH120, SCH140, SCH160, STD, XXS, XS
SS 253 MA Pipe Range	SS 253 MA Pipe Range: Round Pipes, Square Pipes, Rectangular Pipes, Oval Pipe, Colour Coated Pipe, High Pressure Pipes, Decorative Polished Pipes, Large Size Seamless Pipes, Large Diameter Fabricated Pipes.
SS 253 MA Tube Range:	Seamless Cold Rolled Coiled Tubing, High Pressure Tubes, Instrumentation Tubes, Seamless U-Bended Heat Exchanger Tubes, Straight Stainless Steel Tubing, Seamless U-tubes, Electropolished Tubes, Round Tube, Square Tube, Capillary Tubing, Seamless Heat Exchanger Tubes, Pre Insulated, etc.

Mechanical Properties of 253 MA [S30815] Tubes

Element	Density	Tensile Strength (MPa) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (MPa) min	Hardness
253 MA	7.8 g/cm3	600	40	310	HR B – 95, HB – 217

Chemical Composition of 253 MA [S30815] Tubes

Grade	C	Mn	Si	S	P	Fe	Ni	Cr	Ce	N
253 MA	0.10 max	0.80 max	2.0 max	2.0 max	0.04 max	Bal	10.0 – 12.0	20.0 – 22.0	0.03 – 0.08	0.14 – 0.20

Related Products of 253 MA [S30815] Tubes

SMO 254 Tubes

Sanicro 28 Tubes

17‐4 PH Tubes

15‐5 PH Tubes

Nitronic 50/60 Tubes

A286 Tubes

Application of 253 MA [S30815] Tubes

Power Plants

Aerospace

Refineries

Construction

Oil & Gas

Sugar

Chemical

Petrochemical

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