180° Long Radius Elbow
Neminox Steel & Engineering Co. are Manufacturer, Exporter and Supplier of Butt weld 180 degree Long Radius Elbow. Butt weld 180 degree Long Radius Elbow manufactured using superior grade raw materials. Butt weld 180 degree Long Radius Elbow are used for connecting pipes of different diameters and find wide applications in various chemicals, construction industries, paper, cement & ship builders.
| Type | : | Butt weld (BW) |
| Standards | : | ASME / 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' MSS SP-43 - 'Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications' |
| Dimension | : | ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313 |
| Thickness | : | Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and etc. |
| Schedule | : | Sch 5 TO Sch XXS. |
| Size | : | 1/2” TO 36”, (Seamless up to 24”), (Welded 8” TO 36”) |
Materials and Grade:
Stainless Steel 180 degree Long Radius Elbow:
ASTM A403 WP316/316L
ASTM A403 WP304/304L
ASTM A182 F316L, 304L
DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404
ASTM A403 WP304/304L
ASTM A182 F316L, 304L
DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404
Carbon Steel 180 degree Long Radius Elbow:
ASTM A234 Gr. WPB
ASTM A420 Gr. WPL6
ASTM A105
ASTM A350 Gr. LF2
ASTM A420 Gr. WPL6
ASTM A105
ASTM A350 Gr. LF2
Nickel Alloy 180 degree Long Radius Elbow:
Monel 400 & 500,
Inconel 600 & 625,
Incolloy 800, 825,
Hastelloy C22, C276,
Hastelloy,
Nickel,
Monel,
Inconel,
Alloy20,
Copper Nickel
Cupro-Nickel 90/10
Cupro-Nickel 70/30
Inconel 600 & 625,
Incolloy 800, 825,
Hastelloy C22, C276,
Hastelloy,
Nickel,
Monel,
Inconel,
Alloy20,
Copper Nickel
Cupro-Nickel 90/10
Cupro-Nickel 70/30
Alloy steel 180 degree Long Radius Elbow:
ASTM a234 wp1 / wp5 / wp9 / wp11 / wp22 / wp91
ASME B16.9 Butt weld 180 degree Long Radius Elbow Dimensions
| NPS | O.D. D | 180° Long Radius | |
| Center to Center O |
Back to Face K |
||
| 1/2 | 21.3 | 76 | 48 |
| 3/4 | 26.7 | 76 | 51 |
| 1 | 33.4 | 76 | 56 |
| 1¼ | 42.2 | 95 | 70 |
| 1½ | 48.3 | 114 | 83 |
| 2 | 60.3 | 152 | 106 |
| 2½ | 73 | 190 | 132 |
| 3 | 88.9 | 229 | 159 |
| 3½ | 101.6 | 267 | 184 |
| 4 | 114.3 | 305 | 210 |
| 5 | 141.3 | 381 | 262 |
| 6 | 168.3 | 457 | 313 |
| 8 | 219.1 | 610 | 414 |
| 10 | 273 | 762 | 518 |
| 12 | 323.8 | 914 | 619 |
| 14 | 355.6 | 1067 | 711 |
| 16 | 406.4 | 1219 | 813 |
| 18 | 457 | 1372 | 914 |
| 20 | 508 | 1524 | 1016 |
| 22 | 559 | 1676 | 1118 |
| 24 | 610 | 1829 | 1219 |
ASME B16.9 180° Long Radius Elbow Dimensional Tolerance
| For all fittings | 180° Returns | |||||
| Nominal Pipe Size (NPS) | Outside Ø at Bevel |
Inside Ø at End |
Wall Thickness t / t1 |
Center to Center Dim. O |
Back to Face Dim. K |
Align- ment of Ends U |
| 1/2 a 2 1/2 | 1 | 0,8 | Not | 7 | 7 | 1 |
| 3 a 3 1/2 | 1 | 1,6 | less | 7 | 7 | 1 |
| 4 | +2 -1 | 1,6 | than | 7 | 7 | 1 |
| 5 a 6 | +3 -1 | 1,6 | 87,50% | 7 | 7 | 1 |
| 8 | 2 | 1,6 | of nominal | 7 | 7 | 1 |
| 10 | +4 -3 | 3,2 | thickness | 7 | 7 | 2 |
| 12 a 18 | +4 -3 | 3,2 | 10 | 7 | 2 | |
| 20 a 24 | +6 -5 | 4,8 | 10 | 7 | 2 | |
| 26 a 30 | +7 -5 | 4,8 | ..... | ..... | ..... | |
| 32 a 48 | +7 -5 | 4,8 | ..... | ..... | ..... | |
| Angularity Tolerances | ||
| ND | Max off angle | Max off plane |
| Q | P | |
| 1/2 a 4 | 1 | 2 |
| 5 a 8 | 2 | 4 |
| 10 a 12 | 3 | 5 |
| 14 a 16 | 3 | 7 |
| 18 a 24 | 4 | 10 |
| 26 a 30 | 5 | 10 |
| 32 a 42 | 5 | 13 |
| 44 a 48 | 5 | 20 |
