Stainless Steel 317317L Pipe Fittings

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Stainless Steel 317317L Pipe Fittings Specification

Thread Type
NPT / BSP

Temperature Range
-196C to 870C

Diameter
12.7 mm to 610 mm

Yield Strength
205 MPa min

Bend Radius
1D, 1.5D, 2D and custom

Tolerance
0.5 mm

Tensile Strength
515 MPa min

Connection Type
Buttweld / Socket weld / Threaded

Coating Type
No External Coating (as standard)

Flexibility
Rigid

Sealing Type
Metal to Metal

Product Type
Buttweld, Forged, Socket Weld Pipe Fittings

Material
Stainless Steel 317/317L

Connection
Welded / Threaded

Shape
Elbow, Tee, Reducer, Cap, Stub End, Cross

Standard
ASTM A403 / ASME SA403

Surface Treatment
Shot Blasted / Pickled / Polished

Outer Diameter
1/2 to 24 (12.7 mm to 610 mm)

Section Shape
Round

Length
Up to 6 Meters (Custom Cut Lengths Available)

Thickness
Sch 10s, Sch 40s, Sch 80s, Sch 160s

Color
Silver / Metallic

Usage
Industrial Piping, Chemical Processing

Rated Pressure
Class 150 / 300 / 600 / 900 / 1500

Material Grade
SS 317/317L

Application
Petrochemical, Chemical, Oil & Gas, Pharmaceutical

About Stainless Steel 317317L Pipe Fittings

What Are Specification Stainless Steel 317/317L Pipe Fittings?

Standards :	ASTM, ASME
Designation :	A 403, SA 403
Dimension Standard :	ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Grade :	Stainless Steel 304L Buttweld Pipe Fittings, SS 304L Butt weld
Type :	Seamless, Welded
Thickness :	Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Size :	1/2" to 24"
Two Joint / Two Halve 304 Butt weld Fittings Size :	6" to 48"
Types of Butt weld Fittings :	Equal Tee, Nipple, Long Radius Elbow, Reducing Tee, Elbows, Swage Nipple, Short Radius Elbow, Reducer, Barrel Nipple, 90 Deg Elbow, Concentric Reducer, Reducing Nipple, 45 Deg Elbows, Eccentric Reducer, Bend, 180 Deg Elbow, End Cap, 1D Elbow, 3D Elbow, Stubend, 5D Elbow, Cap, Piggable Bend, Long Stubend, Tee, Short Stubend, Long Radius Bend

Equivalent material Of Stainless Steel 317/317L Pipe Fittings?

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

Chemical Composition Of Stainless Steel 317/317L Pipe Fittings?

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

Mechanical Properties Of Stainless Steel 317/317L Pipe Fittings?

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 %

Exceptional Corrosion Resistance

Stainless Steel 317/317L Pipe Fittings are specifically tailored for use in harsh, corrosive, and chloride-intensive conditions. This makes them highly reliable in industries such as chemical processing, petrochemical, and oil & gas, where resistance to pitting and crevice corrosion is pivotal for safety and longevity.

Precision Manufacturing and Comprehensive Testing

Manufactured through advanced cold and hot forming techniques, each fitting undergoes 100% radiography, hydrostatic, and Positive Material Identification (PMI) testing to guarantee strength, integrity, and material consistency. These stringent controls ensure dependable performance in critical environments.

Versatile Design and Applications

Available in multiple configurations and end typesbeveled, plain, or threadedthese fittings support a wide range of piping layouts. Their robust construction accommodates various connection methods such as buttweld, socket weld, or threaded, making them adaptable to unique project requirements.

FAQs of Stainless Steel 317317L Pipe Fittings:

Q: How are Stainless Steel 317/317L Pipe Fittings tested for quality assurance?

A: Every pipe fitting is subjected to 100% radiographic examination, hydrostatic tests, and Positive Material Identification (PMI) to verify chemical composition and structural soundness, ensuring compliance with international quality standards.

Q: What environments are these fittings most suitable for?

A: These fittings excel in acidic and chloride-rich settings, such as chemical processing plants, petrochemical facilities, and oil & gas applications, where their enhanced corrosion resistance provides long-term reliability.

Q: When should I choose Stainless Steel 317/317L over other grades?

A: Choose SS 317/317L when your application demands excellent corrosion resistance to acids, chlorides, and other aggressive media, especially in high-temperature or high-pressure environments.

Q: What is the production process for these pipe fittings?

A: The fittings are produced using both cold and hot forming methods, which shape the components precisely before being surface treated (pickled, polished, or shot blasted) and rigorously tested for quality.

Q: Where can these fittings be used in industrial settings?

A: Stainless Steel 317/317L Pipe Fittings are widely used in industries such as petrochemical, chemical, oil & gas, and pharmaceuticals due to their durability and compatibility with corrosive substances.

Q: What benefits do these pipe fittings offer concerning packaging and delivery?

A: Each fitting is packed according to export standards in durable wooden cases, ensuring protection throughout transit. Ready stock ensures quick delivery, while custom orders can be fulfilled per project requirements.

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