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
| Specifications |
Stainless Steel 316 Pipe Fittings |
| Types |
Tee Fittings ( Reducing/ Equal/ Lateral and Straight/ Split/ Barred Tee)Cap Fittings (Square/ Round/ Rectangular Shape)
Reducer Fittings (Con And Ecc Reducer)
Elbow Fittings (45/90/180 Elbow With Long Short & Radius Radius)
Pipe Cross Fittings (Equal & Reducing Cross)
Pipe Bend Fittings ( Long & SHort Radius Bend/ 2D/3D/5D/ 10D Bend) |
| Fittings Connection Types |
Buttweld/ Seamless/ Welded |
| Available Coating |
Yellow Transparent
Oil Black Paint
Zinc Plated
Anti-rust Paint
Cold and Hot Dip Galvanized |
| Sizes |
1½” NB to 80″ NB |
| Schedule |
SCH 5S To SCH XXS |
| Available Packing |
Packing In Plywood Box And Plywood Pallet |
| Transportation In |
Air & Ocean |
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.
Types of Stainless Steel 304L 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
| S |
Welded |
Radiography |
| None |
WX |
Welded |
| Class |
Construction |
Non-destructive Examination |
| W |
Welded |
Ultrasonic |
| Seamless |
Radiography or Ultrasonic |
WU |
SA403 WP316 Buttweld pipe fittings Weight Chart
| NPS |
SCH XS |
| Normal Pipe Size |
Pound |
Kilogram |
| 1/2 |
0.25 |
0.11 |
| 3/4 |
0.25 |
0.11 |
| 1 |
0.5 |
0.23 |
| 1¼ |
0.9 |
0.41 |
| 1½ |
1.15 |
0.52 |
| 2 |
2.2 |
1 |
| 2½ |
4 |
1.81 |
| 3 |
6.5 |
2.95 |
| 3½ |
8.35 |
3.79 |
| 4 |
13.5 |
6.12 |
| 5 |
22 |
9.98 |
| 6 |
35 |
15.88 |
| 8 |
71 |
32.21 |
| 10 |
107 |
48.53 |
| 12 |
160 |
72.57 |
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
UNS S31603 Reducer Material Composition
Equivalent
| Grade Name |
Stainless Steel 316 Pipe Fittings |
| BS |
316S31 |
| WERKSTOFF NR. |
1.4401 |
| JIS |
SUS 316 |
| UNS |
S31600 |
Chemical Composition
Mechanical Properties
Brinell Hardness : 219
Elongation : 40% (50 mm)
Rockwell Hardness : 95
Yield Tensile Strength : 290 MPascal
Maximum Tensile Strength : 580 MPascal
Elongation at break : 50% (50 mm)
Physical Properties
| Mean Thermal Expansion Coefficient |
16.5 μm/m/oC |
| Calomel Potential |
-50 mV |
| Elastic Modulus |
193 GPascal |
| Mean Thermal Conductivity |
18.9 W/m*K |
| Melting Completion |
1400 oC / 2550 oF |
| Embodied Energy |
53 MJ/kg |
| Electrical Resistivity |
740 (nΩ*m) |
| Material Density |
8000 kg/m3 |
| Specific Heat Capacity |
500 J/kg*K |
| Melting Onset |
1380 oC / 2510 oF |
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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