Technical procurement data

Standards, supply and inspection

304 Stainless Steel Flanges is supplied as a flange within the stainless steel products family. A reliable enquiry identifies the exact designation, governing standard, dimensions, condition, inspection scope and documentation before quotation.

Material / grade	X5CrNi18-10（ UNS S30400）
Product form	Flange
Standards and order reference	ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Dimensions and tolerances	Cold rolled 0.5-6.4 mm / Hot rolled 3.0–10.0 mm
Surface and supply condition	Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling
Inspection options	The inspection plan may include material identification, chemistry and mechanical-property review, dimensional and visual inspection.
MTC and traceability	Specify EN 10204 3.1 MTC or the required certificate type, heat/lot traceability, inspection reports, marking, packing list and any third-party release before order confirmation.
Typical applications	Typical enquiries cover pressure-piping connections; size, pressure class, facing, drilling standard, material grade and inspection scope must be stated together.
RFQ checklist	Send the flange grade and standard, required dimensions and tolerance, quantity, surface/condition, inspection and certificate requirements, packing preference and delivery destination.

Final compliance is defined by the purchase order, approved drawing and issued mill documentation. Availability is confirmed for each grade, size and production route.

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304 Stainless Steel Flanges

Source 304 Stainless Steel Flanges from SAKY METAL in project-specific sizes and finishes, with mill test certificates, quality inspection and export-ready.

Standards : ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Grades : X5CrNi18-10（ UNS S30400）
Size : Cold rolled 0.5-6.4 mm / Hot rolled 3.0–10.0 mm
Technique : Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling

Specifications
Relevant Standards
Chemical Composition
Mechanical Properties
Specifications

Standards	ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Grade	X5CrNi18-10（ UNS S30400）
Size	1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Pressure Rating ANSI	Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Technique	Heat treated and machined

Relevant Standards

STANDARD	UNS	JIS	WERKSTOFF NR.	EN
SS 304	S30400	SUS 304	1.4301	X5CrNi18-10

Chemical Composition

Grade	C	Mn	P	S	Si	Cr	Ni
304	0.08	2.0	0.045	0.03	1.0	18.0-20.0	8.0-12.0

Mechanical Properties

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 %

Features & Benefits

Corrosion resistance depends on the selected grade, product condition, surface finish, fabrication method, and service environment.

High-temperature performance depends on the selected grade, product condition, and applicable material standard.

Chemical compatibility depends on the selected grade, chemical concentration, temperature, fabrication condition, and exposure time; confirm suitability for the intended service environment.

Strength and durability: stainless steel is a strong and durable material that can withstand harsh conditions and has a long lifespan.
Easy to clean: stainless steel is easy to clean and maintain, making it suitable for use in the food processing industry.

Part of Our Clients

Why Choose Us?

You can get the perfect material according to your requirement at the least possible price.

We also offer Reworks, FOB, CFR, CIF, and door to door delivery prices. We suggest you to do deal for shipping which will be quite economical.

The materials we provide are completely verifiable, right from raw material test certificate to the final dimensional statement.(Reports will show on requirement)

We guarantee to give a response within 24hours(usually in the same hour)

Provide SGS TUV report.

We are fully dedicated to our customers. If it will not possible to meet your requirements after examining all options, we will not mislead you by making false promises which will create good customer relations.

Provide one-stop service.

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Feedback From Our Clients

Request a Quote

is supplied as a flange within the stainless steel products family. A reliable enquiry identifies the exact designation, governing standard, dimensions, condition, inspection scope and documentation before quotation.

Packaging

1. Packing is quite important especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put special concern regarding packaging.
2. SAKY METAL packages every order in numerous ways based on the products. We pack our products in multiple ways, such as,

Our Services

Cutting and Processing Services

Offering customized cutting and processing services to produce metal products that meet specific size and shape requirements.

Heat Treatment

Providing heat-treatment support for applicable metal products when hardness, strength, or other properties need to be adjusted.

Quality Control and Inspection

Implementing strict quality control and inspection processes to ensure that metal products meet relevant standards and customer requirements.

Get a Quote

Please fill in the form below to get a quotation for your project. Moreover, you can get more discount on your first order.

The price is affected by many factors, such as size, quantities, materials, etc., so please provide us with as much project information as possible. In this way, we can offer you the most accurate price shortly.

For more information, tailored products and solutions or any other requirements, you are also welcome to directly get in touch with us via WhatsApp or Email. (Tel/ WhatsApp : +8613764965049 Email: sales@sakymetal.com)