SS 904L flange manufacturer, ASTM A182 F904L threaded flange

Acquire top-tier ASME/ASTM A182 F904L long weld neck flanges, available in sizes ranging from 1/2" to 72" inches.

Stainless steel 904L flanges are engineered with a high nickel (23-28%), chromium (19-23%), and molybdenum (4-5%) content, imparting exceptional corrosion resistance, particularly in aggressive environments containing chlorides such as seawater and chemical processing facilities. With a low carbon content ( < 0.02%), these flanges resist sensitization and subsequent intergranular corrosion, ensuring prolonged service life even in harsh conditions.

Available in a comprehensive range of dimensions, stainless steel 904L flanges adhere to industry standards, accommodating piping systems from 1/2" to 72" in size. Their robust construction and precise machining ensure seamless integration and reliable performance in diverse applications. Moreover, these flanges are engineered to meet stringent class and pressure ratings, providing versatility and compatibility with varying operating pressures and temperatures.

SS 904L flanges supplier (N08904, 1.4539) in different forms like slip-on and socket weld raised face flange and flat face flange

904L Stainless steel flange specifications

Grades & Standards01

ASME SA182, ASTM A182, F904L

Size range 02

1/2" (15 NB) to 48" (1200NB) DN10~DN5000

Connection Type 03

Flat Face, Raised Face, RTJ, Lap Joint, Male and Female (M&F), Large and Small Tongue-and-Groove

Dimensions 04

ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, BS, GOST, MSS SP-44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API-605, ASA, AWWA, Custom Drawings

Material Test Certificates 05

EN 10204 3.2 and EN 10204 3.1, Test Certificates certifying NACE MR0175, NACE MR0103

Pressure Rating06

Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
PN6, PN10, PN16, PN25, PN40, PN64

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Innovative Solutions: Stainless Steel 904L Flanges, Spectacle Blind Flange, Tongue and Groove Flange for Enhanced Pipeline Functionality

Discover our wide array of stainless steel 904L industrial flanges, spanning various standards. Explore detailed specifications including dimensions, weight charts, tolerance charts, and sizes for a comprehensive range of flange types such as WNRF, WNFF, LWN, RFLWN, SOFF, SORF, SWRF, BLFF, BLRF, THRF, LJFF, LJRF, FF, RF, RTJ, and Gi Flange.

SS 904L Flanges types

Stainless steel 904L Slip on Flange

ASTM A182 SS 904L Weld Neck Flange

SS 904L Blind Flange

SS 904L Socket Weld Flange

SS 904L Orifice Flange

Stainless Steel 904L RTJ Flange

stainless steel 904L Threaded Flange

SS 904L Lap Joint Flange

stainless steel 904L Spectacle Blind Flange

SS 904L Paddle Blind Flange

Stainless Steel 904L Ring Spacer Flange

Stainless Steel 904L Nipoflange

Stainless Steel 904L Weldoflange

SS 904L Tongue & Groove Flange

Buy SS 904L Flanges and SS 904L Ring Type Joint Flange, Nipoflange, Weldoflange With An Outer Diameter Of 19mm-102mm as per ASTM A182

Stainless steel 904L Flanges chemical composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	Cu
SS 904L	0.020 max	2.00 max	1.00 max	0.040 max	0.030 max	19.00 – 23.00	4.00 – 5.00 max	23.00 – 28.00	1.00 – 2.00

Stainless steel 904L Flanges mechanical properties

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
7.95 g/cm3	1350 °C (2460 °F)	Psi – 71000 , MPa – 490	Psi – 32000 , MPa – 220	35 %

Stainless steel 904L Flanges equivalent

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	KS	AFNOR	EN
SS 904L	1.4539	N08904	SUS 904L	904S13	STS 317J5L	Z2 NCDU 25-20	X1NiCrMoCu25-20-5

Exporter and Distributor of ASTM A182 SS F904L Paddle Blind Flange, RTJ Weld Neck Flange to USA, Saudi Arabia, UAE, and Bahrain. Chemically stable and mechanically resilient, stainless steel 904L flanges exhibit superior properties crucial for demanding applications. Their chemical composition delivers resistance to a myriad of corrosive agents, acids, and elevated temperatures, with critical parameters such as 0.02% proof stress exceeding 220 MPa. With excellent tensile strength, ductility, and impact resistance, stainless steel 904L flanges are indispensable components in industries where uncompromising reliability and corrosion resistance are paramount, such as chemical processing, oil and gas, and marine applications.

01 What makes Stainless Steel 904L a suitable material for flanges?

Stainless Steel 904L is chosen for flanges due to its exceptional corrosion resistance, particularly in harsh environments containing sulfuric acid, phosphoric acid, and chloride solutions. Its high chromium, nickel, and molybdenum content ensures superior resistance to pitting and crevice corrosion, making it ideal for demanding industrial applications.

02 What dimensions and standards are available for Stainless Steel 904L flanges?

Stainless Steel 904L flanges come in a range of dimensions, including ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, and more. They comply with international standards set by ANSI, ASME, BS, DIN, and EN, ensuring compatibility and seamless integration into diverse piping systems.

03 What are the applications of Stainless Steel 904L flanges?

Stainless Steel 904L flanges find extensive use in industries such as chemical processing, pharmaceuticals, and offshore oil and gas, where corrosion resistance is paramount. They are employed in piping systems handling corrosive fluids and gases, offering reliable performance and extended service life.

04 How do Stainless Steel 904L flanges compare to other stainless steel grades?

Stainless Steel 904L flanges offer superior corrosion resistance and durability compared to conventional stainless steel grades. Their exceptional weldability, formability, and mechanical properties make them a preferred choice for critical applications requiring prolonged equipment lifespans and minimal maintenance.

904L Stainless steel Flanges manufacturer