Stainless Steel 304 Flanges

Stainless Steel 304 Flanges

Arrow Piping Solutions is one of the top manufacturers, suppliers, and exporters of Stainless Steel 304 Flanges in India. We provide a wide range of SS 304 Flanges including Lap Joint Flanges, SORF Flanges, Plate Flanges, Spectacle Blind Flanges, Threaded Flanges, and Socket Weld Flanges conforming to ASTM A182 standards.

Stainless Steel 304 is a versatile, non-magnetic alloy consisting of Carbon, Nickel, and Chromium. It exhibits excellent corrosion resistance, weldability, strength at high temperatures, and durability. These properties make it ideal for applications in critical environments.

Arrow Piping Solutions delivers premium SS 304 Flanges in varied sizes, shapes, and specifications. Our products are crafted to meet international standards such as ASME, ASTM, ANSI, DIN, and EN, making them suitable for industries like petrochemicals, power generation, pharmaceuticals, food processing, and marine engineering.

Specifications of Stainless Steel 304 Flanges

• Specification: ASTM A182 / ASME SA182
• Dimension Standard: ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, JIS
• Size: 1/2" (15 NB) to 48" (1200NB)
• Class / Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6 – PN64
• Flange Face Type: Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Equivalent Grades

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN
SS 304	1.4301	S30400	SUS 304	304S31	08Х18Н10	Z7CN18‐09	X5CrNi18-10

Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
SS 304	0.08 max	2.0 max	0.75 max	0.045 max	0.030 max	18.00 - 20.00	-	8.00 - 11.00	-

Mechanical Properties

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

Standard Sizes and Dimensions

Standard	Class	Diameter	Bolt Circle Diameter	No. of Bolts	Bolt Size	Bolt Hole Dia
ANSI 150	150	89	60	4	13	16
ANSI 300	300	95	67	4	13	16
ANSI 600	600	95	67	4	13	16
ANSI 900	900	121	83	4	19	22
PN10	10	95	65	4	M12	14
PN16	16	95	65	4	M12	14

Application Industries