Stainless Steel 317 Pipe Fittings Manufacturer, Supplier & Exporter
Amardeep Steel is a leading manufacturer, supplier, and exporter of Stainless Steel 317 Pipe Fittings, also widely known as Stainless Steel 317 Fittings, manufactured in accordance with ASTM A403 WP317 standards. Our range includes buttweld, seamless, welded, and fabricated fittings designed for high-performance applications in corrosive environments.
These SS 317 pipe fittings offer superior corrosion resistance due to their high molybdenum content (3–4%), making them ideal for chloride-rich, acidic, and high-temperature environments. They are widely used in industries such as chemical processing, petrochemical, and marine engineering.
Amardeep Steel is an ISO 9001:2015 certified company supplying Stainless Steel 317 fittings to clients in 40+ countries with complete material traceability and EN 10204 3.1 / 3.2 Mill Test Certificates.
Table of Contents
- Stainless Steel 317 Pipe Fittings Specifications
- Equivalent Grades of SS 317 Fittings
- Chemical Composition of ASTM A403 WP317 Pipe Fittings
- Mechanical Properties of Stainless Steel 317 Pipe Fittings
- Physical Properties of SS 317 Pipe Fittings
- Types of Stainless Steel 317 Pipe Fittings
- Size & Specifications of SS 317 Pipe Fittings
- Manufacturing Process of Stainless Steel 317 Fittings
- SS 317 Pipe Fittings Tolerances
- SS 317 Pipe Fittings Dimensions Chart
- Industrial Applications of Stainless Steel 317 Fittings
- Stainless Steel 317 Fittings Price
- Frequently Asked Questions (FAQs)
Stainless Steel 317 Pipe Fittings Specifications
| Parameter | Details |
|---|---|
| Specifications | ASTM A403 / ASME SA403 |
| Dimensions | ASME B16.9, ASME B16.28, MSS-SP-43 |
| Size | 1/8” NB to 48” NB (Seamless & 100% X-Ray Welded, Fabricated) |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R = 1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Thickness | Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS |
Equivalent Grades of SS 317 Fittings
|
Standard |
UNS |
WNR |
EN |
JIS |
|---|---|---|---|---|
|
SS 317 |
S31700 |
1.4449 |
- |
SUS 317 |
Chemical Composition of ASTM A403 WP317 Pipe Fittings
|
Element |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
|---|---|---|---|---|---|---|---|---|
|
% |
0.08 |
2.0 |
1.0 |
0.045 |
0.030 |
18–20 |
3–4 |
11–15 |
Mechanical Properties of Stainless Steel 317 Pipe Fittings
|
Property |
Value |
|---|---|
|
Density |
7.9 g/cm³ |
|
Melting Point |
1400°C |
|
Tensile Strength |
515 MPa |
|
Yield Strength |
205 MPa |
|
Elongation |
35% |
Physical Properties of SS 317 Pipe Fittings
|
Property |
Value |
|---|---|
|
Thermal Conductivity |
14.6 W/m·K |
|
Specific Heat |
500 J/kg·K |
|
Modulus of Elasticity |
193 GPa |
|
Electrical Resistivity |
0.72 μΩ·m |
Types of Stainless Steel 317 Pipe Fittings
SS 317 Threaded Fittings
- Stainless Steel 317 90° Elbow
- Stainless Steel 317 45° Elbow
- Stainless Steel 317 Equal Tee
- Stainless Steel 317 Cross
- Stainless Steel 317 Coupling (Full / Half)
- Stainless Steel 317 Union
- Stainless Steel 317 Plug & Bushing
- Stainless Steel 317 Pipe Nipples
SS 317 Socket Weld Fittings
- Stainless Steel 317 Socket Weld Elbow
- Stainless Steel 317 Socket Weld Tee
- Stainless Steel 317 Socket Weld Cross
- Stainless Steel 317 Socket Weld Coupling
- Stainless Steel 317 Socket Weld Union
- Stainless Steel 317 Reducer Insert
SS 317 Outlet Fittings (Olets)
- Stainless Steel 317 Weldolet
- Stainless Steel 317 Sockolet
- Stainless Steel 317 Threadolet
- Stainless Steel 317 Elbolet
- Stainless Steel 317 Latrolet
Size & Specifications of SS 317 Pipe Fittings
| Parameter | Details |
|---|---|
| Specifications | ASTM A403 / ASME SA403 |
| Dimensions | ASME B16.9, ASME B16.28, MSS-SP-43 |
| Size | 1/8” NB to 48” NB (Seamless & 100% X-Ray Welded, Fabricated) |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R = 1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Thickness | Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS |
Request a Custom Quote for Stainless Steel 317 Pipe Fittings
Share your grade, size, schedule, and quantity. Our team responds within 24 hours with pricing, stock status, and MTC details.
Contact Us →Manufacturing Process of Stainless Steel 317 Fittings
Amardeep Steel manufactures Stainless Steel 317 Pipe Fittings using hot forging and cold forming processes followed by solution annealing and rapid quenching. All fittings are machined to ASME standards and undergo PMI testing, hardness testing, and dimensional inspection before dispatch.
SS 317 Pipe Fittings Tolerances
|
Size Range |
Length Tolerance |
Thickness |
Radius |
|---|---|---|---|
|
1/2"–1" |
±1.5 mm |
±12.5% |
±1.5 mm |
|
1"–2" |
±2 mm |
±12.5% |
±2 mm |
|
2"–4" |
±3 mm |
±12.5% |
±3 mm |
SS 317 Pipe Fittings Dimensions Chart
|
Size |
OD (mm) |
Thickness |
Type |
|---|---|---|---|
|
1/2" |
21.3 |
SCH 40 |
Seamless |
|
1" |
33.4 |
SCH 40 |
Welded |
|
2" |
60.3 |
SCH 80 |
Seamless |
|
4" |
114.3 |
SCH 80 |
Fabricated |
Industrial Applications of Stainless Steel 317 Fittings
- Chemical Processing Plants
- Petrochemical Industry
- Oil & Gas Industry
- Power Generation
- Pulp & Paper Industry
- Marine Applications
- Pharmaceutical Industry
- Food Processing
These fittings perform exceptionally well in environments exposed to acids, chlorides, and high temperatures.
Stainless Steel 317 Fittings Price
Amardeep Steel offers competitive pricing for SS 317 pipe fittings depending on size, schedule, and quantity.
Contact us for:
- Bulk pricing
- Custom quotations
- Project-based pricing
- Quick response within 24 hours
Get a Quote
Looking for high-quality ASTM A403 WP317 pipe fittings?
\ud83d\udc49 Contact Amardeep Steel today to get the best price for Stainless Steel 317 Pipe Fittings with fast global delivery.
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Contact Us →Frequently Asked Questions (FAQs)
What is Stainless Steel 317 used for?
SS 317 is used in chemical processing, petrochemical plants, marine environments, and industries requiring high corrosion resistance.
What is the difference between 317 and 317L?
317L is a low-carbon version of 317, offering improved weldability and reduced risk of intergranular corrosion.
Why is SS 317 more corrosion resistant than 304?
SS 317 contains higher molybdenum (3–4%), which enhances resistance to pitting and crevice corrosion.
What standards apply to SS 317 pipe fittings?
They are manufactured as per ASTM A403 and ASME B16.9 standards.
What is the price of SS 317 pipe fittings?
Pricing depends on size, type, and quantity. Contact Amardeep Steel for the latest quote.
How do I verify the quality of Stainless Steel 317 fittings?
All fittings are supplied with Mill Test Certificates, inspection reports, and optional third-party testing. PMI and dimensional inspection ensure compliance with ASTM standards.
