321 Stainless Steel Buttweld Elbow | ASTM A403 Stainless Steel WP321 90 Degree Elbow | ASTM A403 WP321 45° Elbow | ASTM A403 WP321 180° Elbow | SS 321 Long Radius Elbow | ANSI B16.9 WP321 Stainless Steel SR Elbow | WP321 Stainless Steel LR Elbow.
Buy UNS S32100 Pipe Fittings, 321 Stainless Steel Pipe Reducer, WP321 SS 90 degree Elbow Manufacturer in India.
Neelkamal Alloys LLP is a known manufacturer and supplier of ASME SA403 WP321 Pipe Fittings, which is being offered in various dimensions as per clients’ requirement at reasonable prices. With the consistent aid of highly experienced production team, we are completely adept in providing an extensive array of Grade 321 45 Deg Elbow , which offers some great features like having optimum finish, precision-designed, lightweight and more. With sincere intentions to serve our customers through qualitative products, we are actively engrossed in offering WP403 321 Equal Tee, which are available in a broad spectrum of sizes and materials at most competitive prices. We have established ourselves as coveted organization, involved in providing Gr. 321 Cross , which are made by qualitative range of raw materials. Our product range of SS 321 Eccentric & Concentric Reducer also includes a wide range of Chimney and Tank, Blowdown Tank, Smoke Stack, Vertical Storage Tank, Vacuum Tank and Water Pressure Tank.
DIN 1.4541 Stub End, SS 321 45 deg. Elbow, Gr.321 Eccentric Reducer, SS 321 Short Radius Elbow Supplier in Mumbai, India.
Quick Section Links
- What is Stainless Steel 321 Pipe Fittings?
- ASME B16.9 Stainless Steel 321 Butt weld Fittings Specifications
- ANSI B16.9 Stainless Steel 321 Buttweld Pipe Fittings Forms & Availability
- Types of Stainless Steel 321 Buttweld Pipe Fittings
- ASTM A403 WP321 Stainless Steel Buttweld Pipe Fittings Equivalent Grades
- ASTM A403 WP321 Stainless Steel Pipe Fittings Price List
- 321 Stainless Steel Buttweld Pipe Fittings Chemical Composition
- Stainless Steel 321 Buttweld Fittings Mechanical Properties
- Other Types of Grade 321 Stainless Steel Pipe Fittings in Stock
Our offered Grade 321 Stub End are manufactured using optimum quality raw material which is made from reputed specialists from the industry. WP403 321 Long & Short Radius Bend has some excellent features to offer such as corrosion resistance, durable, high strength, fine finish, dimensional accuracy and more. These Type 321 Concentric Reducer are manufactured using high-grade raw material that is made from the most authentic and reliable experts in the market.
Dimensional Standards For Stainless Steel Pipe Fittings
- American Standard Fittings (ANSI/ASME/AWWA)
- European Standard Fittings (EN)
- German Standard Fittings (DIN)
- British Standard Fittings (BS)
- Japanese Standard Fittings (JIS)
- MSS Standard Fittings (MSS-SP)
- Petroleum Standard Fittings (API)
- South African Standard Fittings (SABS / SANS)
- Russian Standard Fittings (GOST)
Material Testing of Stainless Steel Pipe Fittings
- Mechanical Testing Such as Tensile of Area
- Chemical Analysis – Spectro Analysis
- Hardness Test
- Positive Material Identification – PMI
- Chemical Analysis – Spectro Analysis
- Testing
- Micro and MacroTest
- Flattening Test
- Pitting Resistance Test
- Intergranular Corrosion (IGC) Test
- Flaring Test
Documentation of Stainless Steel Pipe Fittings
- Commercial Invoice which includes HS Code
- Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
- Packing List including net weight and gross weight, number of boxes, Marks and Numbers
- Raw Material Test Reports
- Fumigation Certificates
- Material Traceability Records
- Raw Material Test Reports
- Quality Assurance Plan (QAP)
- Material Traceability Records
- Heat Treatment Charts
- Quality Assurance Plan (QAP)
- Test Certificates certifying NACE MR0103, NACE MR0175
- Heat Treatment Charts
- Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
- Test Certificates certifying NACE MR0103, NACE MR0175
- Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
- NABL approved Laboratory Test Reports
- Form A for the purposes of the Generalized System of Preferences (GSP)
- Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
ASME B16.9 Stainless Steel 321 Butt weld Fittings Specifications
| Specifications | ASTM A403 / ASME SA403 |
|---|---|
| Pipe Fittings size | Seamless Stainless Steel Butt Weld Fittings: 1/2" - 10" Welded Stainless Steel Butt Weld Fittings: 1/2" - 48" |
| Pipe Fittings Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Pipe Fittings Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75 |
| Pipe fittings Types | Seamless / ERW / Welded / Fabricated |
| Manufacturing Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011, DN15-DN1200 BS : BS4504, BS4504, BS1560, BS10 JIS : JIS B2311, JIS B2312, JIS B2313, JIS B2316 GOST : GOST 17375, GOST 17376, GOST 30753, GOST 17378, GOST 17379, GOST 17380 EN: EN10253-1, EN10253-2 |
| Connection | Welding |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Pipe Fittings Elbow | Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D. Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO |
| Pipe Fittings Manufacturing process | Push, Press, Forge, Cast, etc. |
| Pipe Fittings Size Range | ½" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) |
| Specialized manufacturer of | 90º Elbows, Couplings, Reducers, Inserts, Caps, Nipples, 45º Elbows, Tees, Crosses, Equal Tees & Reducing Tees |
| Buttweld Fittings Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Pipe Fittings uses & application | |
| Material Test Certificates (MTC) for Stainless Steel 321 Pipe Fittings as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
Stainless Steel 321 Buttweld Pipe Fittings Standards
| Standard | Description |
| ASTM A403/A403M | Wrought austenitic stainless steel piping fittings. |
| AS 2129 | Flanges for pipes, valves and fittings |
| ANSI B16.9 | Factory-made wrought steel butt-welding fittings. |
| ANSI B16.25 | Butt-welding ends. |
| MSS SP43 | Wrought stainless steel butt-welding fittings. Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications |
| BS3799 | Specification for Steel Buttweld Pipe Fittings, screwed and Socket-welding for the petroleum industry |
| ANSI – B 16.9 ASTM A403 – ASME SA403 |
‘Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings’ |
| API 590-605 ASME B16.9 |
‘Factory-Made Wrought Buttwelding Fittings’ |
| ASME B16.25 | ‘Buttwelding Ends’ |
| ASME B16.28 | ‘Wrought Steel Buttwelding Short Radius Elbows and Returns’ |
Call +91- 22- 66362225 / +91- 22- 66662225 OR
Email us at sales@neelkamalsteels.com for quick response
ANSI B16.9 Stainless Steel 321 Buttweld Pipe Fittings Forms & Availability
| Products | Size | |
| SS 321 Elbows – Long Radius | SS 321 Stub Ends | Sizes 1/2″ – 48″ |
| SS 321 Elbows – Short Radius | SS 321 Crosses | |
| SS 321 Reducing Elbows | SS 321 Reducing Cross | |
| SS 321 45° Elbows | SS 321 180° LR Return Bends | |
| SS 321 Tees | SS 321 180° SR Return Bends | |
| SS 321 Equal Tees | SS 321 Pipe Bends / Piggable Bends | |
| SS 321 Reducers | SS 321 3D Elbow | |
| SS 321 Concentric Reducers | SS 321 Steel Pipe Nipples | |
| SS 321 Eccentric Reducers | SS 321 5D Elbow | |
| SS 321 3D Elbow | SS 321 End Caps | |
| SS 321 1D Elbow | SS 321 Seamless Pipe Fittings | |
| SS 321 Welded Fittings | SS 321 Lap Joint Stub Ends | |
Types of Stainless Steel 321 Buttweld Pipe Fittings
SS 321 Elbow
SS 321 Tee
321 Stainless Steel Buttweld Tee | ASTM A403 Stainless Steel WP321 Equal Tee | ASTM A403 WP321 Unequal Tee | ASTM A403 WP321 Reducing Tees | ANSI B16.9 WP321 Stainless Steel Buttweld Tees.
SS 321 Cross
321 Stainless Steel Buttweld Cross | ASTM A403 Stainless Steel WP321 Equal Cross | ASTM A403 WP321 Unequal Cross | ASTM A403 WP321 Reducing Cross | ANSI B16.9 WP321 SS Buttweld Cross.
SS 321 Reducer
321 Stainless Steel Buttweld Reducer | ASTM A403 Stainless Steel WP321 Eccentric Reducer | ASTM A403 WP321 Concentric Reducer | ASTM A403 WP321 Reducer | ANSI B16.9 WP321 SS Buttweld Reducer.
SS 321 Stub End
321 Stainless Steel Buttweld Stub End | ASTM A403 Stainless Steel WP321 Long Stub End | ASTM A403 WP321 Short Stub End | ASTM A403 WP321 Lap Joint Stub End | ANSI B16.9 WP321 Stainless Steel Buttweld Stub End.
SS 321 Pipe End Cap
321 Stainless Steel Buttweld Pipe End Cap | ASTM A403 Stainless Steel WP321 Pipe End Cap | ASTM A403 WP321 Pipe Cap | ASTM A403 WP321 End Cap | ANSI B16.9 WP321 Stainless Steel Buttweld Pipe End Cap.
SS 321 Pipe Bend
321 Stainless Steel Buttweld Pipe Bend | ASTM A403 Stainless Steel WP321 U Bend | ASTM A403 WP321 Piggable Bends | ASTM A403 WP321 Long Radius Bend | ANSI B16.9 WP321 Stainless Steel Buttweld 180D Pipe Bend.
SS 321 Pipe Nipples
321 Stainless Steel Buttweld Pipe Nipple | ASTM A403 Stainless Steel WP321 Pipe Nipple | ASTM A403 WP321 Barrel Nipple | ASTM A403 WP321 Pipe Nipples | ANSI B16.9 WP321 Stainless Steel Buttweld Barrel Nipple.
SS 321 Lateral Tee
321 Stainless Steel Buttweld Lateral Tee | ASTM A403 Stainless Steel WP321 Lateral Tee | ASTM A403 WP321 Lateral Tee | ASTM A403 WP321 Lateral Tee | ANSI B16.9 WP321 Stainless Steel Buttweld Lateral Tee.
ASTM A403 WP321 Stainless Steel Buttweld Pipe Fittings Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
ASTM A403 WP321 Stainless Steel Pipe Fittings Price List
Contact us or click on request a quote button to get our competitive prices for 321 Stainless Steel Buttweld Fittings. Neelkamal Alloys LLP maintain the large inventory of high quality ASTM A403 WP321 Stainless Steel Buttweld Fittings for sale to our clients throughout globally.
321 Stainless Steel Buttweld Pipe Fittings Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 - 12.00 | 5(C+N) – 0.70 max |
Stainless Steel 321 Buttweld Fittings Mechanical Properties
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Stainless Steel 321 Short and Long Radius Elbows Dimensions
| Nominal Pipe Size (inches) |
Outside Diameter | 45°Elbows | 90° Elbows | 180° Returns | ||||
| Long Radius | Long Radius | Short Radius | Long Radius | |||||
| (mm) | (inches) | Center to Face (inches) |
Radius (inches) |
Center to Face (inches) |
Center to Face (inches) |
Center to Center (inches) |
Back to face (inches) |
|
| 1 | 33.4 | 1.315 | 7/8 | 1 1/2 | 1 | 3 | 2 3/16 | |
| 1/2 | 21.3 | 0.840 | 5/8 | 1 1/2 | – | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 7/16 | 1 1/8 | – | 2 1/4 | 1 11/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 | 1 7/8 | 1 1/4 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 1 1/8 | 3 | 2 1/4 | 1 1/2 | 4 1/2 | 3 1/4 |
| 2 | 60.3 | 2.375 | 1 3/8 | 4 | 3 | 2 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 1 3/4 | 5 | 3 3/4 | 2 1/2 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 2 | 6 | 4 1/2 | 3 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 2 1/4 | 7 | 5 1/4 | 3 1/2 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 2 1/2 | 8 | 6 | 4 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 3 1/8 | 10 | 7 1/2 | 5 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 3 3/4 | 12 | 9 | 6 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 5 | 12 | 12 | 8 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 6 1/4 | 15 | 15 | 10 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 7 1/2 | 18 | 18 | 12 | 36 | 24 3/8 |
SS 321 Tee & Cap Dimensions
| Nominal Pipe Size (inches) |
Outside Diameter |
Caps | Straight Crosses | Straight Tees | Stub Ends | |||
| (mm) | (inches) | Length (inches) |
Center to End (inches) |
Center to End (inches) |
Lap Diameter (inches) |
Long Length (inches) |
Short Length (inches) |
|
| 1 | 33.4 | 1.315 | 1 1/2 | 1 1/2 | 1 1/2 | 2 | 4 | 2 |
| 1/2 | 21.3 | 0.840 | 1 | – | 1 | 1 3/8 | 3 | 2 |
| 3/4 | 26.7 | 1.050 | 1 | – | 1 1/8 | 1 11/16 | 3 | 2 |
| 1 1/4 | 42.2 | 1.660 | 1 1/2 | 1 7/8 | 1 7/8 | 2 1/2 | 4 | 2 |
| 1 1/2 | 48.3 | 1.900 | 1 1/2 | 2 1/4 | 2 1/4 | 2 7/8 | 4 | 2 |
| 2 | 60.3 | 2.375 | 1 1/2 | 2 1/2 | 2 1/2 | 3 5/8 | 6 | 2 1/2 |
| 2 1/2 | 73.0 | 2.875 | 1 1/2 | 3 | 3 | 4 1/8 | 6 | 2 1/2 |
| 3 | 88.9 | 3.500 | 2 | 3 3/8 | 3 3/8 | 5 | 6 | 2 1/2 |
| 3 1/2 | 101.6 | 4.000 | 2 1/2 | 3 3/4 | 3 3/4 | 5 1/2 | 6 | 3 |
| 4 | 114.3 | 4.500 | 2 1/2 | 4 1/8 | 4 1/8 | 6 3/16 | 6 | 3 |
| 5 | 141.3 | 5.563 | 3 | 4 7/8 | 4 7/8 | 7 5/16 | 8 | 3 |
| 6 | 168.3 | 6.625 | 3 1/2 | 5 5/8 | 5 5/8 | 8 1/2 | 8 | 3 1/2 |
| 8 | 219.1 | 8.625 | 4 | 7 | 7 | 10 5/8 | 8 | 4 |
| 10 | 273.1 | 10.750 | 5 | 8 1/2 | 8 1/2 | 12 3/4 | 10 | 5 |
| 12 | 323.9 | 12.750 | 6 | 10 | 10 | 15 | 10 | 6 |
321 Stainless Steel Buttweld Fittings Weights(Kg)
| Product range and theoretical weights (kg) | |||||||||
| DN | Schedule 10S | Schedule 40S | Schedule 80S | ||||||
| 90° Elbow | 45° Elbow | Equal tee | 90° Elbow | 45° Elbow | Equal tee | 90° Elbow | 45° Elbow | Equal tee | |
| 8 | 0.02 | 0.01 | 0.03 | 0.03 | 0.02 | 0.06 | 0.04 | 0.03 | 0.07 |
| 10 | 0.03 | 0.02 | 0.05 | 0.03 | 0.02 | 0.03 | 0.06 | 0.04 | 0.09 |
| 15 | 0.06 | 0.03 | 0.09 | 0.08 | 0.04 | 0.10 | 0.10 | 0.05 | 0.14 |
| 20 | 0.07 | 0.03 | 0.13 | 0.08 | 0.04 | 0.17 | 0.11 | 0.05 | 0.20 |
| 25 | 0.14 | 0.08 | 0.28 | 0.15 | 0.11 | 0.29 | 0.22 | 0.14 | 0.38 |
| 32 | 0.23 | 0.11 | 0.49 | 0.26 | 0.17 | 0.59 | 0.40 | 0.23 | 0.68 |
| 40 | 0.30 | 0.17 | 0.68 | 0.40 | 0.23 | 0.86 | 0.51 | 0.29 | 1.02 |
| 50 | 0.50 | 0.25 | 0.85 | 0.70 | 0.4 | 1.28 | 0.91 | 0.59 | 1.59 |
| 65 | 0.85 | 0.48 | 1.41 | 1.40 | 0.77 | 2.19 | 1.81 | 0.99 | 3.13 |
| 80 | 1.25 | 0.63 | 1.77 | 2.20 | 1.08 | 3.31 | 2.97 | 1.50 | 4.45 |
| 90 | 1.70 | 0.75 | 2.67 | 2.83 | 1.42 | 4.08 | 4.00 | 2.00 | 5.44 |
| 100 | 2.10 | 1.08 | 3.46 | 4.47 | 2.09 | 5.27 | 6.18 | 2.81 | 7.71 |
| 150 | 5.45 | 2.72 | 8.07 | 10.89 | 5.44 | 10.99 | 16.32 | 8.16 | 13.61 |
| 200 | 10.20 | 5.33 | 15.65 | 21.54 | 10.77 | 20.91 | 33.11 | 16.56 | 28.12 |
| 250 | 18.15 | 9.75 | 26.46 | 38.56 | 19.27 | 35.38 | 51.71 | 25.86 | 49.90 |
| 300 | 25.80 | 13.62 | 39.46 | 59.42 | 29.71 | 62.14 | 79.38 | 39.69 | 83.91 |
| Product range and theoretical weights (kg) | |||||||||
| DN | Schedule 10S | Schedule 40S | Schedule 80S | ||||||
| Con reducer | Ecc reducer | Reducing tee | Con reducer | Ecc reducer | Reducing tee | Con reducer | Ecc reducer | Reducing tee | |
| 40x.25 | 0.19 | 0.19 | 0.60 | 0.26 | 0.26 | 0.76 | 0.34 | 0.34 | 0.90 |
| 50x25 | 0.28 | 0.28 | 0.73 | 0.40 | 0.40 | 1.10 | 0.54 | 0.54 | 1.37 |
| 50x40 | 0.31 | 0.31 | 0.76 | 0.45 | 0.45 | 1.15 | 0.59 | 0.59 | 1.43 |
| 80x.50 | 0.55 | 0.55 | 1.56 | 1.00 | 1.00 | 2.91 | 1.79 | 1.79 | 3.91 |
| 100x50 | 0.78 | 0.78 | 2.94 | 1.50 | 1.50 | 4.48 | 1.95 | 1.95 | 6.55 |
| 100x80 | 0.87 | 0.87 | 3.04 | 1.74 | 1.74 | 4.64 | 2.33 | 2.33 | 6.79 |
| 150x80 | 1.82 | 1.82 | 6.86 | 3.95 | 3.95 | 9.68 | 5.51 | 5.51 | 11.57 |
| 150x100 | 1.96 | 1.96 | 7.10 | 4.07 | 4.07 | 11.94 | 5.96 | 5.96 | 11.97 |
| 200x100 | 3.01 | 3.01 | 13.46 | 6.55 | 6.55 | 17.98 | 9.23 | 9.23 | 24.18 |
| 200x150 | 3.19 | 3.19 | 14.08 | 6.74 | 6.74 | 18.82 | 10.12 | 10.12 | 25.31 |
Other Types of Grade 321 Stainless Steel Pipe Fittings in Stock
- Stainless Steel 321 Buttweld Elbow
- SS 321 Eccentric Reducer
- 321 SS Eccentric Reducer
- 321 Stainless Steel Reducer
- SS UNS S32100 Reducer
- SS WERKSTOFF NR. 1.4541 Pipe Fittings
- ASTM A403 WP 321 Stainless Steel Buttweld Fittings
- Stainless Steel 321 Concentric Reducer
- SS 321 45° Elbow
- 321 SS 90° Elbow
- 321 Stainless Steel 180° Elbow
- SS UNS S32100 Equal Tee
- SS WERKSTOFF NR. 1.4541 Reducing Tee
- ANSI B16.9 WP 321 Stainless Steel Long Radius Elbow
- Stainless Steel 321 Lateral Tee
- Stainless Steel 321 Equal Tee
- Stainless Steel 321 Long Stub End
- SS 321 Stub End
- 321 SS Short Stub End
- 321 Stainless Steel Lap Joint Stub End
- 15 NB SCH 10 SS 321 90° Short Radius Elbow
- Schedule 80 SS 321 Grade Long Stub End
- Stainless Steel SUS 321 Mandrel Pipe Bend
- SCH 60 321 Stainless Steel Pipe Nipples
- Stainless Steel 321 End Cap
- SS 321 Pipe End Cap
- 321 SS End Pipe Cap
- Stainless Steel 321 Bend
- SS 321 Pipe Bend
- 321 SS Equal Cross
- 321 Stainless Steel U Bend
- SS UNS S32100 5D Bend
- SS 321 180D Bend
- SS WERKSTOFF NR. 1.4541 Short Radius Elbow
- ASTM A403 Stainless Steel 321 Unequal Tee
- Stainless Steel 321 Pipe Elbow
- SS 321 Long Radius Bend
- 321 SS Reducing Cross
- 321 Stainless Steel Straight Tees
- SS UNS S32100 Reducing Nipple
- SS WERKSTOFF NR. 1.4541 Barrel Nipple
- SS ASTM A403 WP321 90° LR Elbow
- ASTM A403 Gr. 321 SS Piggable Bend
- ANSI B16.9 WP321 Stainless Steel 180° Return Bends
- SA 403 Gr 321 Lateral Tee
- 5" Nb Sch10s SS 321 90° Short Radius Elbow
- 1/2” - 16” ASTM A403 WP321 Butt weld Elbow
- DIN 2605 Stainless Steel 321
