Adinox Overseas is a trusted manufacturer and supplier of premium quality Stainless Steel 304H Fasteners, designed for high-temperature service and superior mechanical properties. SS 304H is the high carbon version of the widely used 304 grade and is known for enhanced strength at elevated temperatures. Our range of 304H fasteners includes bolts, nuts, washers, threaded rods, and studs, which are widely used in heat exchangers, pressure vessels, boilers, and petrochemical equipment.

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The UNS S30409 is the universal designation for Stainless Steel 304H, and it conforms to ASTM A193 Grade B8, the standard specification for alloy-steel and stainless steel bolting materials for high-temperature or high-pressure service. At Adinox Overseas, we supply these fasteners with precise dimensional accuracy and superior surface finish. The chemical composition of 304H consists of high carbon content, enhancing its creep resistance and making it suitable for continuous operation in the 500°C–800°C temperature range.

Stainless Steel 304H Fasteners Stainless Steel 304H Fasteners Manufacturers, Stainless Steel 304H Fasteners Suppliers, Stainless Steel 304H Fasteners Stockists, Stainless Steel 304H Fasteners Exporters

Stainless Steel 304H Fasteners are part of the austenitic family of stainless steels and exhibit excellent oxidation resistance, corrosion resistance, and long service life. These fasteners perform exceptionally well under stress in high-temperature atmospheres, making them an ideal choice in refineries, power plants, and industrial processing units. All fasteners offered by Adinox Overseas come with a Mill Test Certificate (MTC) in compliance with EN 10204 3.1 and meet international quality standards.

Stainless Steel 304H Fasteners in India, Stainless Steel 304H Fasteners Manufacturers in India, Stainless Steel 304H Fasteners Suppliers in India, Stainless Steel 304H Fasteners Stockists in India, Stainless Steel 304H Fasteners Exporters in India

At Adinox Overseas, we understand the importance of delivery timelines, quality assurance, and client satisfaction. Therefore, our Stainless Steel 304H fasteners are packed with high-quality export packaging standards and shipped globally. These fasteners are available in various sizes, threading standards (UNC/UNF/BSW), and custom dimensions to match specific client needs.

Stainless Steel 304H Fasteners in Mumbai, Stainless Steel 304H Fasteners Manufacturers in Mumbai, Stainless Steel 304H Fasteners Suppliers in Mumbai, Stainless Steel 304H Fasteners Stockists in Mumbai, Stainless Steel 304H Fasteners Exporters in Mumbai

Specifications Of Stainless Steel 304H Fasteners

Specifications	ASTM A193, A194, F593, F594, F1554 / ASME SA193, SA194, SF593, F594, F1554
Dimensions	DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Size	Bolt / Screw Size : M3 – M56 \| 3/6″ to 2″ \| Custom Sizes Nuts Size : M3 – M56 \| 3/6″ to 2″ \| Custom Sizes Washers Size : M3 – M56 \| 3/6″ to 2″ \| Custom Sizes Machine Screws Size : M1.6 – M12 Self Tapping Screw Size : No.2 – No. 14
Length	3 mm to 200 mm
Threads	UNF, BSW, BSF, METRIC, UNC, or as required
Surface Coating	Ptfe Coating Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating

Chemical Composition for Stainless Steel 304H Fasteners

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
SS 304H	0.08 max	2 max	0.75 max	0.045 max	0.030 max	18 – 20	-	8 – 11	-

Mechanical Properties Of Stainless Steel 304H Fasteners

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
8.0 g/cm3	1400 °C (2550 °F)	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	35 %

Application Of Industries

Power Plants

Aerospace

Refineries

Construction

Oil & Gas

Sugar

Chemical

Petrochemical

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