How do casting and forging methods differ in Stainless steel 316 pipe fittings manufacturing?

Manufacturers usually pick forging or casting for producing these pipe fittings. The former involves heat and compression to mould and machine the raw material into the required stainless steel 316 pipe fittings. It could be an open die, preferred for larger fittings, or a closed die for more intricate designs.

Contrastingly, casting employs heat to melt the material and then uses a mould to obtain the required shape and dimensions, like a SUS 316 end cap. Forging produces fittings with superior tensile and fatigue strength but is pricier. Casting can be the favoured choice when the components have a complicated design.

A reputable ASTM A403 WP316 elbow manufacturer in India

Stainless steel 316 pipe fittings manufacturer in India

What are the advantages of utilizing A403 WP316 buttweld elbow?

Grade 316 stainless steel comprises molybdenum (Mo) in addition to nickel and chromium. This metallurgical profile ups corrosion resistance and boosts high-temperature performance. An A403 WP316 buttweld elbow, a popular fittings in general engineering, offers commendable benefits in marine conditions.

  • These fittings can endure chlorides without facing corrosion or deformation.
  • Long service life (50 years+) if maintained correctly
  • 316 fittings is easy to clean and sterilize
  • Environment-friendly (totally recyclable)
  • High flow is not a problem for SA403 WP316 buttweld pipe fittings. It renders them a smart choice for pipes transporting drinking water. They comfortably manage speeds of 40m/s or even higher without a performance loss.
  • 316 fittings ideal for high-temperature environments

As leading stainless steel 316 fittings supplier in Mumbai, get SS 316 tee and reducer with all sizes at lowest price

Stainless steel 316 pipe fittings

Stainless steel 316 pipe fittings

A403 WP316 buttweld elbow

A403 WP316 buttweld elbow

Stainless steel 316 stub end

Stainless steel 316 stub end

What is the maximum pressure rating for Stainless steel 316 fittings?

These pipe fittings endure high pressure and elevated temperatures as per the pipe schedule. Buyers can procure stainless steel 316 fittings to withstand 3,000 psi at 72°F. Notably, the max. pressure ranges from 10,000 to an immense 60,000 psi in some industries like oil and gas, automotive, plumbing, etc.

We are top stockist of SA 403 WP 316 stub end and pipe cap accordance to ASME B16.9 in Schedule 40/ 40S, 10/ 10S, 5S, 80S

Table of Content

Specifications of Stainless steel 316 pipe fittings

Stainless steel 316 pipe fittings specifications

Forged Fittings Schedule 316 Fittings Type
1/2″ to 4″ Sch 5 to XXS Elbow, tee, reducer, cap stub end
Standard Seamless Fittings Size Welded Fittings Size
ASME/ANSI B16.9, ASME B16.28 1/2″ to 24″ 4″to 72″
Process 316 Fittings Specification Testing methods
Seamless, welded, fabricated ASTM A403 / ASME SA403 proof test, hydrotest, NDT test, destructive
Looking for a SS 316 fittings? Hilton steel stock and supply A403 WP316 short and long radius elbow and many other types at lowest price
Stainless steel 316 fittings types

316 stainless steel reducer

316 stainless steel reducer

  • Standard: ASME B16.9/ ASME B16.28
  • Yield strength : 201 MPa

SS 316 fittings

SS 316 fittings

  • Methods: Seamless, welded, buttweld
  • Types: Elbow, tee, reducer, cap, pipe cross

SA 403 WP 316 long radius elbow

SA 403 WP 316 long radius elbow

  • Application: Chemical, petrochemical, oil and gas
  • Schedule: SCH 5 to SCH XXS

SS 316 pipe cap

SS 316 pipe cap

  • Tensile strength : 515 MPa
  • Testing methods: hydrotest, proof test, NDT test, destructive

A403 WP316 short radius elbow

A403 WP316 short radius elbow

  • Temperature: 870°C – 925°C
  • Hardness: 217 Brinell (HB) max

316 SS tee

316 SS tee

  • Sizes: 1/2″ to 48″
  • Thickness: 1.5MM to 20MM
316 stainless steel fittings size chart
316 fittings types Welded fittings Seamless fittings
Elbows Up to 42″ Up to 24″
End Caps – Up to 24″
Tees Upto 36″ Upto 24″
Return Bends – Up to 8″
Reducers Up to 48″ Up to 24″
Swage Nipple – Up to 4″
Cross Upto 36″ Upto 8″
316 SS reducing tee manufacturing standards
  • MSS SP-43
  • ASME B16.9
  • ASME SA403/ASTM A403
Tolerance of SA403 WP316 buttweld pipe fittings
Nominal
Pipe Size		 Outside
Diameter		 Reducers
Reduced from
(Inch)		 (mm) (Inch) Reduced to
(Inch)		 Concentric & Eccentric Length
(Inch)
1/2 21.3 0.840 1/4 1 1/2
3/8 1 1/2
3/4 26.7 1.050 3/8 2
1/2 2
1 33.4 1.315 3/8 2
1/2 2
3/4 2
1 1/4 42.2 1.660 1/2 2
3/4 2
1 2
1 1/2 48.3 1.900 1/2 2 1/2
3/4 2 1/2
1 2 1/2
1 1/4 2 1/2
2 60.3 2.375 3/4 3
1 3
1 1/4 3
1 1/2 3
2 1/2 73.0 2.875 1 3 1/2
1 1/4 3 1/2
1 1/2 3 1/2
2 3 1/2
3 88.9 3.500 1 3 1/2
1 1/2 3 1/2
2 3 1/2
2 1/2 3 1/2
3 1/2 101.6 4.000 1 1/4 4
1 1/2 4
2 4
2 1/2 4
3 4
4 114.3 4.500 1 1/2 4
2 4
2 1/2 4
3 4
3 1/2 4
5 141.3 5.563 2 5
2 1/2 5
3 5
3 1/2 5
4 5
6 168.3 6.625 2 1/2 5 1/2
3 5 1/2
3 1/2 5 1/2
4 5 1/2
5 5 1/2
8 219.1 8.625 3 6
3 1/2 6
4 6
5 6
6 6
10 273.1 10.750 4 7
5 7
6 7
8 7
12 323.9 12.750 5 8
6 8
8 8
10 8
A403 WP316 buttweld elbow dimensions
NPS (Normal Pipe Size) OD(Outside Daimeter) 45 Deg Elbow Fittings 90 Deg Elbow Fittings 180 Deg Return Elbow
(inch) Long Radius Elbow Short Radius Long Radius Elbow Long Radius Elbow
inch mm Radius
(Inch)		 Center to Face
(Inch)		 Center to Face
(Inch)		 Center to Face
(Inch)		 Back to face
(Inch)		 Center to Center
(Inch)
3/4 1.050 26.7 7/16 – 1 1/8 1 11/16 2 1/4
1/2 0.840 21.3 5/8 – 1 1/2 1 7/8 2
1 1/4 1.660 42.2 1 1 1/4 1 7/8 2 3/4 3 3/4
1 1.315 33.4 7/8 1 1 1/2 2 3/16 3
1 1/2 1.900 48.3 3 1 1/8 1 1/2 2 1/4 3 1/4 4 1/2
2 1/2 2.875 73.0 5 1 3/4 2 1/2 3 3/4 5 3/16 7 1/2
2 2.375 60.3 4 1 3/8 2 3 4 3/16 6
3 1/2 4.000 101.6 7 2 1/4 3 1/2 5 1/4 7 1/4 10 1/2
3 3.500 88.9 6 2 3 4 1/2 6 1/4 9
5 5.563 141.3 10 3 1/8 5 7 1/2 10 5/16 15
4 4.500 114.3 8 2 1/2 4 6 8 1/4 12
6 6.625 168.3 12 3 3/4 6 9 12 5/16 18
10 10.750 273.1 15 6 1/4 10 15 20 3/8 30
8 8.625 219.1 12 5 8 12 16 5/16 24
12 12.750 323.9 18 7 1/2 12 18 24 3/8 36
Weight chart of SS 316 fittings
NPS for ss 316 fittings KG LBS
2-1¼ 0.54 1.2
2-1½ 0.59 1.3
2-3/4 – –
2-1 0.5 1.1
2½-1½ 1 2.2
2½-2 1.11 2.45
2½-1 – –
3-2½ 1.88 4.15
2½-1¼ 0.95 2.1
3-1½ 1.45 3.2
3-1¼ – –
3-2 1.59 3.5
3½-3 2.72 6
3½-2 2.04 4.5
3½-1½ – –
3½-2½ 2.45 5.4
3½-1¼ – –
4-3 3.4 7.5
4-3½ 3.72 8.2
4-2 2.7 5.95
4-1½ – –
4-2½ 4.76 10.5
5-4 5.94 13.1
5-3 5.17 11.4
5-3½ 5.53 12.2
5-2½ 4.76 10.5
6-5 9.39 20.7
5-2 – –
6-4 8.35 18.4
6-3 7.44 16.4
6-3½ 7.85 17.3
6-2½ – –
8-5 16.1 35.5
8-6 17.78 39.2
8-4 14.7 32.4
10-8 32.3 71.2
8-3½ – –
10-6 27.76 61.2
10-4 – –
10-5 25.72 56.7
12-8 43.77 96.5
12-10 50.58 111.5
12-6 38.42 84.7
SUS 316 end cap wp grades classes
Construction Fittings Classes Non-destructive Exam
Welded WX Radiography
Welded W Radiography or Ultrasonic
Seamless S None
Welded WU Ultrasonic
SS 316 pipe fittings pressure rating
Pipe Fittings (psig) Pressure-Temperature ratings
Ratings of Temperature Fittings Pressure Class
150 300
1 1/4 – 2 inch. 1/4 – 1 inch. 2 1/2 – 3 inch.
(oC) (oF)
93 200 265 1350 1785 910
-29 to 66 -20 to 150 300 1500 2000 1000
149 300 185 1050 1360 735
121 250 225 1200 1575 825
204 400 – 750 935 560
177 350 150 900 1150 650
260 500 – 450 510 385
232 450 – 600 725 475
288 550 – 300 300 300
SA 403 WP 316 reducer dimensions
Nominal
Pipe Size		 Outside
Diameter		 Reducers
Reduced from
(Inch)		 (mm) (Inch) Reduced to
(Inch)		 Concentric & Eccentric Length
(Inch)
1/2 21.3 0.840 1/4 1 1/2
3/8 1 1/2
3/4 26.7 1.050 3/8 2
1/2 2
1 33.4 1.315 3/8 2
1/2 2
3/4 2
1 1/4 42.2 1.660 1/2 2
3/4 2
1 2
1 1/2 48.3 1.900 1/2 2 1/2
3/4 2 1/2
1 2 1/2
1 1/4 2 1/2
2 60.3 2.375 3/4 3
1 3
1 1/4 3
1 1/2 3
2 1/2 73.0 2.875 1 3 1/2
1 1/4 3 1/2
1 1/2 3 1/2
2 3 1/2
3 88.9 3.500 1 3 1/2
1 1/2 3 1/2
2 3 1/2
2 1/2 3 1/2
3 1/2 101.6 4.000 1 1/4 4
1 1/2 4
2 4
2 1/2 4
3 4
4 114.3 4.500 1 1/2 4
2 4
2 1/2 4
3 4
3 1/2 4
5 141.3 5.563 2 5
2 1/2 5
3 5
3 1/2 5
4 5
6 168.3 6.625 2 1/2 5 1/2
3 5 1/2
3 1/2 5 1/2
4 5 1/2
5 5 1/2
8 219.1 8.625 3 6
3 1/2 6
4 6
5 6
6 6
10 273.1 10.750 4 7
5 7
6 7
8 7
12 323.9 12.750 5 8
6 8
8 8
10 8
Physical properties of stainless steel 316 tee
316 Fittings Physical Properties (Room Temperature)
Density 7.99 g/cm3
Thermal Conductivity 16.3 W.m -1.°K-1
Electrical Resistivity 7.4 μohm/cm
Specific Heat (0-100°C) 500 J.kg-1.°K-1
Modulus Elasticity 193 GPa
Thermal Expansion 15.9 mm/m/°C
Application of A403 WP316 short radius elbow
  • Pulp and paper processing equipment
  • Pressure vessels and tanks
  • Textile processing equipment
  • Furnace parts
  • Heat exchangers
  • Threaded fasteners
  • Offshore marine applications
  • Pharmaceutical and chemical process equipment
  • Storage and handling of acetic acid
  • Industrial fabrications
  • Industrial boilers
Get the wide range of SS 316 buttweld fittings including 316 reducing tee, concentric and eccentric reducer which shipped anywhere, in any quantity, and in any size!
A403 WP316 buttweld elbow chemical composition
Grade Si P Cr Mo Ni C Mn S N
316 fittings minimum – – 16.0 2.0 10.0 – – – –
maximum 0.75 0.045 18.0 3.0 14.0 0.08 2.0 0.03 0.10
316 stainless steel reducer mechanical properties
Grade Strength of Yield 0.2% Proof (MPa) minimum Elongation (% in 50mm) min Strength of Tensile (MPa) minimum Pipe Hardness
Rockwell B (HR B) maximum Brinell (HB) maximum
316 fittings 205 40 515 95 217
Equivalent grades of SS 316 fittings
Grade UNS No Euronorm Old British Swedish SS Japanese JIS
No Name BS En
316 fittings S31600 1.4401 X5CrNiMo17-12-2 304S11 58E 2347 SUS 316
How do you ensure the proper installation of 316 stainless steel reducers ?

Reducers effectively connect pipes of different diameters. While installing a 316 stainless steel reducer, you should adhere to necessary safety, durability, and performance precautions. The fittings should get installed after considering compatibility with the ambient and media temperature, pressure and flow fluctuations, vibrations, and volume.

Use the appropriate pressing tools and spanners per the manufacturer’s specifications. Examine the tools for any signs of corrosion or dirt.

Threaded fittings need to get fastened tightly (but avoid over-tightening). A 316 stainless steel reducing tee requires lubrication. It may also need post-weld treatment or other client-specified actions.

Top 6 tips for preventing harm or failures for SS 316 fittings?

Ascertaining the safety and performance of stainless steel 316 fittings is imperative to optimise system performance.

  • Procure the fittings from trusted manufacturers who use high-quality raw materials and follow stringent quality/testing standards.
  • Ensure proper storage away from dirt, heat, and contamination. Store an A403 WP316 short radius elbow under a ventilated cover, and avoid tight spaces.
  • Use adequate personnel protection (PPE) to evade hazards during installation and handling.
  • Install the fittings correctly, utilising compatible tools as necessary (per specifications).
  • Ensure compatibility with the media and ambient pressure and temperature.
  • Conduct routine inspection, cleaning, and maintenance to nip any damage or corrosion in the bud immediately for 316 fittings .
What to think about while purchasing SA 403 WP 316 long radius elbow?

Elbows are regular components in piping systems, changingthe flow direction at the required angle, like 90, 45, or 180 degrees. While procuring an SA 403 WP 316 long radius elbow, buyers must specify the connection type, for instance, male or female threaded. It is worthwhile considering the materials used in your application while selecting fittings.

Manufacturers can produce SS 316 pipe fittings in different sizes and dimensions. But clients should ensure compatibility with the media in question and adherence to the desired quality standards.

View all other ss 316 products offered by Hilton Steel

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