Cap
We manufacture Buttweld Cap fittings (End Caps) used to close the ends of pipes or fittings. Our precision-forged caps provide leak-proof sealing, dimensional accuracy, and high corrosion resistance for extreme conditions.
- Buttweld End Caps
- Dished / Hemispherical Caps
- Ellipsoidal Caps (2:1)
- Flat End Caps
- Customized End Closures
| Product Specifications – End Caps | |
|---|---|
| Types | Buttweld End Cap / Dished Cap / Hemispherical Cap / Customized End Closure |
| Size | 1/2" NB TO 48" NB (Seamless, Welded and ERW) |
| Wall Thickness | Sch. 5S To Sch. XXS Etc. |
| Stainless Steel | ASTM A403 WP 304/304L/304H/316/316L/321/904/904L Etc. |
| Carbon Steel | ASTM A234 WPB / A420 WPL6 / MSS-SP-43 Etc. |
| Alloy Steel | ASTM A234 WP5 / WP9 / WP11 / WP22 / WP91 Etc. |
| Duplex / Super Duplex | ASTM A182 F51 / F53 / F55 |
| Others (Non-Ferrous / Exotic Grades) | Monel, Inconel, Hastelloy, Copper Nickel (CuNi10Fe1, 6Mn), 70/30 Copper Nickel (CuNi30Fe), DOW Copper, Aluminum Etc. |
| ASME/ANSI | B16.9, B16.28, B16.11 |
| MSS-SP | 43, 75 |
| Standards & Specifications |
DIN/JIS/BS/EN: 2605, B2313, 1640, 10253 Or customized as per the client's requirement. |
| Customization | All products can be customized as per client requirements. |
| Nominal Pipe Size (NPS) | Outside Diameter at Bevel, mm (in.) | Length, E, mm (in.) | Limiting Wall Thickness for Length, E, mm (in.) | Length, E₁, mm (in.) |
|---|---|---|---|---|
| ½ | 21.3 (0.84) | 25 (1.00) | 4.57 (0.18) | 25 (1.00) |
| ¾ | 26.7 (1.05) | 25 (1.00) | 3.81 (0.15) | 25 (1.00) |
| 1 | 33.4 (1.32) | 38 (1.50) | 4.57 (0.18) | 38 (1.50) |
| 1¼ | 42.2 (1.66) | 38 (1.50) | 4.83 (0.19) | 38 (1.50) |
| 1½ | 48.3 (1.90) | 38 (1.50) | 5.08 (0.20) | 38 (1.50) |
| 2 | 60.3 (2.38) | 38 (1.50) | 5.59 (0.22) | 44 (1.75) |
| 2½ | 73.0 (2.88) | 38 (1.50) | 7.11 (0.28) | 51 (2.00) |
| 3 | 88.9 (3.50) | 51 (2.00) | 7.62 (0.30) | 64 (2.50) |
| 3½ | 101.6 (4.00) | 64 (2.50) | 8.13 (0.32) | 76 (3.00) |
| 4 | 114.3 (4.50) | 64 (2.50) | 8.64 (0.34) | 76 (3.00) |
| 5 | 141.3 (5.56) | 76 (3.00) | 9.65 (0.38) | 89 (3.50) |
| 6 | 168.3 (6.62) | 89 (3.50) | 10.92 (0.43) | 102 (4.00) |
| 8 | 219.1 (8.62) | 102 (4.00) | 12.70 (0.50) | 127 (5.00) |
| 10 | 273.0 (10.75) | 127 (5.00) | 12.70 (0.50) | 152 (6.00) |
| 12 | 323.8 (12.75) | 152 (6.00) | 12.70 (0.50) | 178 (7.00) |
| 14 | 355.6 (14.00) | 165 (6.50) | 12.70 (0.50) | 191 (7.50) |
| 16 | 406.4 (16.00) | 178 (7.00) | 12.70 (0.50) | 203 (8.00) |
| 18 | 457.0 (18.00) | 203 (8.00) | 12.70 (0.50) | 229 (9.00) |
| 20 | 508.0 (20.00) | 229 (9.00) | 12.70 (0.50) | 254 (10.00) |
| 22 | 559.0 (22.00) | 254 (10.00) | 12.70 (0.50) | 254 (10.00) |
| 24 | 610.0 (24.00) | 267 (10.50) | 12.70 (0.50) | 305 (12.00) |
| 26 | 660.0 (26.00) | 267 (10.50) | ... | ... |
| 28 | 711.0 (28.00) | 267 (10.50) | ... | ... |
| 30 | 762.0 (30.00) | 267 (10.50) | ... | ... |
| 32 | 813.0 (32.00) | 267 (10.50) | ... | ... |
| 34 | 864.0 (34.00) | 267 (10.50) | ... | ... |
| 36 | 914.0 (36.00) | 267 (10.50) | ... | ... |
| 38 | 965.0 (38.00) | 305 (12.00) | ... | ... |
| 40 | 1 016.0 (40.00) | 305 (12.00) | ... | ... |
| 42 | 1 067.0 (42.00) | 305 (12.00) | ... | ... |
| 44 | 1 118.0 (44.00) | 343 (13.50) | ... | ... |
| 46 | 1 168.0 (46.00) | 343 (13.50) | ... | ... |
| 48 | 1 219.0 (48.00) | 343 (13.50) | ... | ... |
Location