What is ASTM A403 WP316?
All pipe fittings under the ASTM A403 Gr WP316 standard are ideal for pressure piping applications. It defines all the seamless and welded pipe fittings made with 316 grade stainless steel. The ASTM A403 WP316 Buttweld Fittings come with several advantage over other forms like:
- The offer good leakage proofing.
- Their continuous metal structure enhances the strength of the overall piping system.
- The AISI 316 elbow has smooth inner surface and they offer gradual directional changes. This helps to reduce pressure loss, turbulence and occurrence of erosion and corrosion.
- The welded 316 stainless elbow requires minimum space.
Stainless Steel 316 Buttweld Fittings Technical Specs

Get fair and reasonable price from verified 316 stainless elbow manufacturers, 316 ss reducing tee and SA403 WP316 Buttweld pipe fittings with Welded Ends
SS 316 Pipe Fittings Price List
Elbow, 90 degree, ASTM A403 Grade WP 316
(Schedule 10, Seamless, ASME B16.9) |
SIZE |
USD/ Pcs |
AED/ Pcs |
15 NB |
US $0.83 |
AED 3.03 |
20 NB |
US $0.91 |
AED 3.34 |
25 NB |
US $1.27 |
AED 4.68 |
32 NB |
US $2.79 |
AED 10.25 |
40 NB |
US $3.01 |
AED 11.06 |

Difference between SS 316 Straight, concentric and eccentric reducers
The straight 316 stainless steel reducer establishes a straight connection between two tubes with a varied diameter. The basic difference between the concentric and eccentric SS 316 reducer lies in their construction.
The concentric ones reduce the pipe in the center whereas the eccentric ones reduce the pipe on the side. This is why the concentric reducers are used on vertical pipes whereas the eccentric ones are used for pipes placed on racks.
Different Types of Stainless Steel 316 Pipe Fittings

316 SS 45 Deg Elbow

Stainless Steel 316 90 Deg Elbow

316 Stainless Steel 180 Deg Elbow

SS 316 Reducing Tee

316 SS Equal Tee

ASTM A403 WP316 Lateral Tee Fittings

SA403 WP316 Concentric Reducer

AISI 316 Eccentric Reducer

UNS S31603 Pipe Bend

DIN 1.4401 Reducing Cross Fittings

Type 316 Stainless Steel Stub End

SCH 40 Stainless 316 Split Tee

316 Stainless Steel Short Radius Elbow

Stainless Steel 316 Long Radius Elbow

316 SS 1D Elbow Fittings

SS 316 3D Elbow Fittings

ASTM A403 WP316 5D Elbow Fittings

SA403 WP316 Unequal Tee Fittings

316 Stainless Pipe Elbow

Type 316 Pipe Reducer

316 Stainless Steel Pipe Tee

DIN 1.4401 3D Bend

ASTM A403 WP316 5D Bend

UNS S31603 Long Radius Bend

A403 WP 316 Short Radius Bend Fittings

316 Stainless Steel U Bend

316 SS Return Bend

SS 316 10D Bend Fittings

ASTM A403 WP316 Butt Welding fittings

SS WP316 Weld Fittings

A403 Grade WP316 Buttweld Tee

SA 403 WP 316 Buttweld Reducer Fittings

ASTM A403 316 Buttweld Elbow
What are Stainless Steel Pipe Fittings?
The schedule 40 316 ss stub ends defines the strength and thickness of the piping system. The schedule 40 is rated at 140 degrees and they have varying pressure which is dependent on the size of the fitting.
Stainless Steel 316 Elbow Heat Treatment
Heat treatment of stainless steel 316 elbow is mostly carried out under controlled conditions to avoid decarburization, carburization and scaling on the metal surface.
Heat Treatment Types
- Annealing
- Quench Annealing
- Stabilizing Anneal
- Process Annealing
- Controlled Atmospheres
What is 316 stainless steel welded pipe fittings?
The SA403 WP316 Buttweld pipe fittings show good resistance to corrosion and carbide precipitation. This is mainly due to the addition of molybdenum in its chemical composition. There are different types of welded pipe fittings that work as a joining component for the piping system. For example, the 316 ss reducing tee helps to regulate the fluid flow within the piping system. Similarly, the SUS 316 end cap helps to seal the end of a piping system.
SA 403 WP 316 long radius elbow and SUS 316 end cap in Schedule 40, 10, 80, check SS 316 elbow price list, material specification and weight
ASTM A403 WP316 Fitting Classes for WP Grades

SA403 WP316 Buttweld pipe fittings Weight Chart

Difference between long & short radius SS 316 elbow
The difference between A403 WP316 short radius elbow and long radius elbow is in their length and curvature. The short radius elbow offers a more steep turn than the SA 403 WP 316 long radius elbow.
Supplier of SS 316 reducer and A403 WP316 short radius elbow in Dubai, dimensional suitability to ANSI B 16.9
Advantages & Disadvantages Of SS 316 Fittings
Advantages |
Disadvantages |
Easy to Clean |
Higher Initial Cost |
Temperature Tolerance |
Difficult to Weld |
Corrosion-Resistant |
Corrosion in Marine Environments |
Easily Fabricated |
Low Mechanical Strength |
Available 316 Stainless Steel Fittings Machineries In House
- Hot Forming Machines
- Hydraulic Press 300 Tons Capacity
- Cnc Lath
- Pipe Elbow Cutting Machine
- Cold Forming Machines
- Elbows Beveling Machine
- Cold Forming Machines
- Hydraulic Press 150 Tons Capacity
SS UNS S31603 Fittings Material Composition

SS 316 buttweld pipe fittings mechanical properties

SS 316 buttweld fittings physical properties

Stainless steel 316 fittings equivalent grades

AISI 316 elbow and ASTM A403 WP316 Buttweld Fittings suppliers in Middle East supply with certificate 3.1 and 3.2
Stainless Steel 316 Equal Tee Features
- Leak-proof piping connections
- Have a long service life
- High yield strength
- Good tensile strength
- Wear-fatigue resistance
- Rather cheap to purchase
and deploy
- Minimize the pressure drops
inside the pipeline
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