Wenzhou Kaixin Kaixin Metal Co., Ltd.
Bend is a generic term for any offset or change of direction in the pipe fittings. Bends are generally manufactured as per the needs of the piping applications. These do not have sharp corners. Bending methods have constraint as to how much material thinning can be allowed to safely deal with the pressure of the fluid to be contained. Bends are used to bend the pipes as there is no welding required. There is less friction and the flow is smoother. It has a larger radius. Generally, the most basic difference is the radius of curvature. It has a radius of curvature more than twice the diameter.
These are formed while performing all standard manufacturing process to deliver products as per the industrial norms. It has higher resistance against mild corrosive media.
The industrial bend have good performance in the environments where pitting and crevice corrosion is a concern. It is made up of the high thermal stable material which allows using in the higher temperature applications even without deformation. Its design is leakage and joint free allows using in the higher pressure applications. It has a rugged construction, uniform design, sturdy finish, and more other features.
BUTT WELD BEND SPECIFICATION
| Tallas | De 1/2” a 36”, (sin costura hasta 24”), (soldadas de 8” a 36”) |
| Normas | ANSI/ASME :ASTM A403 / ASME SA403, ANSI B16.9, ASME B16.25, ASME B16.28, MSS SP-43. DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011 EN : EN10253-1, EN10253-2N 1.4404, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L，WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70. |
| Dimensiones | ASME/ANSI B16.9, MSS-SP-43 Tipo A, MSS-SP-43 Tipo B, JIS B2312, JIS B2313, ASME B16.28 |
| Schedule | Gama 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS, etc. |
| Radio de curvatura | R = 1D – 10D, 15D, 20D |
| De | Bend, Butt weld Bend, Fitting Bend |
| Materiales | 304/L/H/LN, 316/L/H/LN/Ti, 321/H, 317/L/LN, 347/H, 310S/H, N08904(904L), S31803,S32205, S32750, S32760, N02200, N02201, N04400, N06600, N06690, N06625, N06985(G3), N08028, N08800, N08810, N08811, N08825Surface,Monel, Nickel, Inconel, Hastalloy, Titanium, Tantalum, Stainless Steel, Alloy Steel, Carbon Steel, Cupro-Nickel 90/10 & 70/30, Stainless Steel ASME / ASTM SA / A403 SA / A 774 WP-S, WP-W, WP-WX, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404 |
| Tipo | Butt Weld (BW) / Welded / ERW / Fabricated |
| SS Melting Points | 1400-1450°C (WP304, WP304L), 1390-1440 °C (WP316L), 1370 – 1400 °C (WP316) |
Butt weld Bend Manufacturing Standards
| Norma ASME | ASME/ANSI B16.9, ASME/ANSI B16.28, MSS-SP-43 |
| Norma DIN | DIN 28011, DIN 2617, DIN 2616, DIN 2615, DIN 2605 |
| Norma EN | EN 10253-2, EN 10253-1 |
| ASME B16.25 | Extremos para soldadura a tope |
| ASME B16.9 | Accesorios forjados de fabricación industrial para soldadura a tope |
| ASME B16.28 | Wrought Steel Bend and Buttwelding Returns |
| ASTM A403 – ASME SA403 | Especificación estándar para accesorios de tubería de acero inoxidable austenítico forjado |
| MSS SP-43 | Accesorios de soldadura a tope forjados y fabricados para aplicaciones de baja presión y resistentes a la corrosión |
Butt weld Bend Materials and Grades
| Stainless Steel Welded Pipe Bend | ASTM A403 WP316/316L, ASTM A403 SA / A 774 WP-S, WP-W, WP-WX 304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404 |
| Duplex & Super Duplex Steel Welded Pipe Bend | ASTM A 815, ASME SA 815, UNS n.º S31803, S32205. UNS S32750, S32950. N.º de material 1.4462 |
| Carbon Steel Welded Pipe Bend | ASTM A234, ASME SA234 WPB, WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 y WPHY 70. |
| Low Temperature Carbon Steel Welded Pipe Bend | ASTM A420 WPL3, A420 WPL6 |
| Alloy Steel Welded Pipe Bend | ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91 |
| Nickel Alloy Welded Pipe Bend | ASTM B336, ASME SB336, Níquel 200 (N.º UNS N02200), Níquel 201 (N.º UNS N02201), Monel 400 (N.º UNS N04400), Monel 500 (N.º UNS N05500), Inconel 800 (N.º UNS N08800), Inconel 825 (N.º UNS N08825), Inconel 600 (N.º UNS N06600), Inconel 625 (N.º UNS N06625), Inconel 601 (N.º UNS N06601), Hastelloy C 276 (N.º UNS N10276), Aleación 20 (N.º UNS N08020), titanio (Grados I y II), cuproníquel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe. |
ANSI B16.9 WELDED PIPE BEND APPLICATION INDUSTRIES
ASME/ANSI B16.9 Welded Bend are known to deliver exceptional performance and are generally developed for meeting the demands. We supply a wide range of Buttweld Welded Pipe Bends through a worldwide network of stock-keeping branches. These Welded Bends is uses in various industries According to needs. Most Common Indusctris are:
- Steel Pipe Welded Bend uses in Oil and Gas Pipeline
- Alloy Steel Welded Pipe Bend uses in Chemical Industry
- Butt weld Welded Pipe Bend uses in Plumbing
- Buttweld Welded Bends uses in Food Processing Industry
- Welded Bends uses in Structural Pipe
- ANSI B16.9 Buttweld Welded Bend uses in Power Plant
- Stainless Steel Buttweld Welded Bends uses in Paper & Pulp Industry
- ASME B16.28 Welded Bends uses in Heating
- Welded Bend uses in Water Supply Systems
- Butt weld Welded Bends uses in Fabrication Industry
- ASME B16.9 Welded Bend uses in General Purpose Applications
ASME B16.9 Butt weld Bend Dimensions
| Dimension: | ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313 |
| Available Radius | · 3D Bend · 5D Bend · 6D Bend · 8D Bend · 10D Bend · 20D Bend · Customized radius |
ASME B16.9 Buttweld Bend Weight Chart
| NPS pulgadas | EXTREMIDADES DE LOS TRONCOS | |||
| Sch. 5S | Sch. 10S | Sch. 40S | Sch. Años 80 | |
| 1/2 | 0.06 | 0.08 | 0.12 | 0.13 |
| 3/4 | 0.07 | 0.09 | 0.15 | 0.17 |
| 1 | 0.09 | 0.15 | 0.20 | 0.25 |
| 1 1/4 | 0.13 | 0.20 | 0.30 | 0.35 |
| 1 1/2 | 0.16 | 0.25 | 0.38 | 0.46 |
| 2 | 0.25 | 0.40 | 0.55 | 0.75 |
| 2 1/2 | 0.35 | 0.50 | 0.80 | 1.00 |
| 3 | 0.50 | 0.60 | 1.10 | 1.50 |
| 4 | 0.70 | 1.00 | 1.80 | 2.50 |
| 5 | 1.00 | 1.25 | 2.50 | 3.50 |
| 6 | 1.60 | 1.95 | 3.70 | 5.50 |
| 8 | 2.50 | 3.10 | 5.90 | 10.0 |
| 10 | 4.00 | 4.90 | 10.5 | 14.0 |
| 12 | 6.60 | 7.10 | 15.0 | 20.0 |
| 14 | 6.40 | 7.80 | 15.5 | 20.5 |
| 16 | 7.90 | 9.00 | 18.0 | 24.0 |
| 18 | 9.30 | 10.5 | 21.0 | 28.0 |
| 20 | 12.0 | 13.5 | 23.5 | 31.0 |
| 24 | 16.5 | 19.0 | 28.5 | 38.0 |
| Pesos aproximados en kg, densidad de 8 kg/dm³ | ||||
ASME B16.9 SS Bend Angularity Tolerance
| ND | Ángulo máximo de salida | Máximo fuera del plano |
| Q | P | |
| 1/2 a 4 | 1 | 2 |
| 5 a 8 | 2 | 4 |
| de 10 a 12 | 3 | 5 |
| 14 a 16 | 3 | 7 |
| 18 a 24 | 4 | 10 |
| del 26 al 30 | 5 | 10 |
| 32 a 42 | 5 | 13 |
| 44 a 48 | 5 | 20 |
AVAILABLE TYPES OF BUTTWELD WELDED PIPE BEND
| Super Duplex Steel Welded Pipe Bend | Copper Nickel Welded Pipe Bends |
| Stainless Steel Welded Pipe Bend | SS Welded Pipe Bends |
| ANSI B16.9 Welded Pipe Bend | ASME B16.28 Buttweld Welded Bend |
| 5D Welded Pipe Bends | 1D Welded Pipe Bends |
| Carbon Steel Welded Pipe Bends | High Quality Welded Pipe Bend |
| Titanium Welded Pipe Bend | Inconel Butt weld Welded Pipe Bend |
| ASTM A403 Stainless Steel Welded Pipe Bends | Duplex Steel Welded Pipe Bends |
| Buttweld Welded Pipe Bend | Butt Weld Welded Pipe Bends |
| High Nickel Alloy Welded Pipe Bend | Hastelloy Welded Pipe Bend |
| ASME B16.9 Welded Pipe Bend | 90 Degree Welded Pipe Bend |
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