SS 317 flange manufacturer, ASTM A182 F317L weld neck flange

Acquire premium ASME/ASTM A182 F317/F317L Nipoflange & Weldoflange, offered in sizes ranging from 1/2" to 72" inches, ensuring top-notch quality for your industrial needs.

Stainless Steel 317 and 317L flanges epitomize the cutting-edge of corrosion-resistant alloys, engineered to excel in the most demanding industrial environments. Built to rigorous ASTM A182 standards, these flanges offer unparalleled reliability and performance, serving as integral components in critical applications across sectors such as chemical processing, pulp and paper, and pharmaceuticals. With their high chromium, molybdenum, and nickel content, Stainless Steel 317 series flanges exhibit exceptional resistance to corrosion, particularly in harsh acidic environments, ensuring longevity and operational integrity.

Compliant with ASME B16.5 dimensional specifications, Stainless Steel 317 and 317L flanges guarantee precise fitting and seamless integration within complex piping systems. Their low carbon content, characteristic of 317L, mitigates sensitization and enhances weldability, making them ideal for applications requiring extensive welding operations. Moreover, the inclusion of molybdenum in these alloys enhances their resistance to chloride-induced pitting and crevice corrosion, ensuring robust performance in chloride-rich environments such as coastal regions and chemical processing plants.

SS 317 flanges supplier (S31700, 1.4449) | 317L (S31703, 1.4438) in different forms like slip-on and weld neck raised face flange and flat face flange

317 Stainless steel Flange specifications

Grades & Standards01

ASME SA182, ASTM A182, F317, F317L

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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Enhance your pipeline with Stainless Steel 317L Flanges, Long Weld Neck Flanges, Threaded Flanges, guaranteeing unmatched quality and peak performance.

Discover our comprehensive stock of stainless steel 317 and 317L industrial flanges, covering diverse standards. Access detailed specifications including dimensions, weight charts, tolerance charts, and sizes for a variety of flange types such as WNRF, WNFF, LWN, RFLWN, SOFF, SORF, SWRF, BLFF, BLRF, THRF, LJFF, LJRF, FF, RF, RTJ, and Gi Flange.

SS 317L Flanges types

Stainless steel 317L Slip on Flange

ASTM A182 SS 317L Weld Neck Flange

SS 317L Blind Flange

SS 317L Socket Weld Flange

SS 317L Orifice Flange

Stainless Steel 317 RTJ Flange

stainless steel 317 Threaded Flange

SS 317L Lap Joint Flange

stainless steel 317 Spectacle Blind Flange

SS 317L Paddle Blind Flange

Stainless Steel 317 Ring Spacer Flange

Stainless Steel 317 Nipoflange

Stainless Steel 317 Weldoflange

SS 317 Tongue & Groove Flange

Buy SS 317 Flanges and SS 317L Spectacle Blind Flange, Paddle Blind, and Ring Spacer With An Outer Diameter Of 19mm-102mm as per ASTM A182

Stainless steel 317L Flanges chemical composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	Fe
SS 317	0.08 max	2.0 max	1.0 max	0.045 max	0.030 max	18.00 - 20.00	3.00 - 4.00	11.00 - 15.00	57.845 min
SS 317L	0.035 max	2.0 max	1.0 max	0.045 max	0.030 max	18.00 - 20.00	3.00 - 4.00	11.00 - 15.00	57.89 min

Stainless steel 317 Flanges mechanical properties

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

Stainless steel 317L Flanges equivalent

STANDARD	WERKSTOFF NR.	UNS	JIS	EN
SS 317	1.4449	S31700	SUS 317	-
SS 317L	1.4438	S31703	SUS 317L	X2CrNiMo18-15-4

Exporter and Distributor of SS 317L Flanges and ASTM A182 F317L Blind Raised Face Flanges, SORF Flanges to USA, Saudi Arabia, UAE, and Bahrain. The versatility and reliability of Stainless Steel 317 and 317L flanges extend beyond their corrosion resistance to encompass a broad spectrum of mechanical properties and applications. With their exceptional strength, ductility, and formability, these flanges are indispensable in high-pressure and high-temperature environments, where reliability is paramount. From petrochemical refineries to power generation facilities, Stainless Steel 317 and 317L flanges stand as the epitome of technical excellence, ensuring the efficiency and longevity of critical industrial operations.

01 What are the advantages of using SS 317 and 317L Flanges?

SS 317 and 317L Flanges offer exceptional resistance to corrosion in corrosive media containing acids, chlorides, and other aggressive chemicals.
They exhibit excellent high-temperature strength and oxidation resistance, making them suitable for elevated temperature applications.
SS 317 and 317L Flanges possess good formability and weldability, facilitating ease of fabrication and installation in various industrial settings.

02 Can SS 317 and 317L Flanges be customized according to specific requirements?

Yes, we are the manufacturers and offer customization options for SS 317 and 317L Flanges to meet specific dimensions, pressure ratings, facing types, and specialized coatings as per customer requirements. Customized flanges can be tailored to accommodate unique piping configurations and project specifications.

03 What are the typical applications of SS 317 and 317L Flanges?

SS 317 and 317L Flanges find widespread use across various industries such as chemical processing, pulp and paper, pharmaceuticals, and food processing. They are utilized in pipelines, reactors, heat exchangers, and other equipment requiring corrosion resistance in aggressive environments.

317 Stainless steel Flanges manufacturer