Gnee is a manufacturer and supplier of alloy steel weld on pipe end cap, top quality will be guaranteed by our skilled workers and professional technicians.This fitting is design to use in moderate and high temperature service. Buttweld Pipe Caps are available in a wide range of dimensions and materials that are complied with national and international standards and grades.
Why alloy steel A234 WP9 is prevalent for many fittings applications? We are sure it’s their advantage features.
Stainless Steel Buttweld Cap
ASTM A403 WP304/304L, WP304H, WP316/316L, WP310, WP317, WP321
Duplex Steel BW Cap
ASTM A815 UNS S 31803, S 32205, S 32550, S 32750, S 32760
Carbon Steel End Cap
ASTM A234 WPB, A860 WPHY42, 52, 60, 65, 70
Low Temp Carbon Steel Cap
ASTM A420 WPL3, WPL6, WPL9
Alloy Steel Pipe Cap
ASTM A234 WP1, WP5, WP9, WP11, WP12, WP22, WP91
| Nominal Size | Outside Diameter at Bevel |
Length | Limiting Wall Thickness for Length E |
||
| DN | NPS | OD | E | E1 | |
| 15 | 1/2 | 21.3 | 25 | 25 | 4.57 |
| 20 | 3/4 | 26.7 | 25 | 25 | 3.81 |
| 25 | 1 | 33.4 | 38 | 38 | 4.57 |
| 32 | 1 1/4 | 42.2 | 38 | 38 | 4.83 |
| 40 | 1 1/2 | 48.3 | 38 | 38 | 5.08 |
| 50 | 2 | 60.3 | 38 | 44 | 5.59 |
| 65 | 2 1/2 | 73 | 38 | 51 | 7.11 |
| 80 | 3 | 88.9 | 51 | 64 | 7.62 |
| 90 | Feb-31 | 101.6 | 64 | 76 | 8.13 |
| 100 | 4 | 114.3 | 64 | 76 | 8.64 |
| 125 | 5 | 141.3 | 76 | 89 | 9.65 |
| 150 | 6 | 168.3 | 89 | 102 | 10.92 |
| 200 | 8 | 219.1 | 102 | 127 | 12.7 |
| 250 | 10 | 273 | 127 | 152 | 12.7 |
| 300 | 12 | 323.8 | 152 | 178 | 12.7 |
| 350 | 14 | 355.6 | 165 | 191 | 12.7 |
| 400 | 16 | 406.4 | 178 | 203 | 12.7 |
| 450 | 18 | 457 | 203 | 229 | 12.7 |
| 500 | 20 | 508 | 229 | 254 | 12.7 |
| 550 | 22 | 559 | 254 | 254 | 12.7 |
| 600 | 24 | 610 | 267 | 305 | 12.7 |
| 650 | 26 | 660 | 267 | — | — |
| 700 | 28 | 711 | 267 | — | — |
| 750 | 30 | 762 | 267 | — | — |
| 800 | 32 | 813 | 267 | — | — |
| 850 | 34 | 864 | 267 | — | — |
| 900 | 36 | 914 | 267 | — | — |
| 950 | 38 | 965 | 305 | — | — |
| 1000 | 40 | 1016 | 305 | — | — |
| 1050 | 42 | 1067 | 305 | — | — |
| 1100 | 44 | 1118 | 343 | — | — |
| 1150 | 46 | 1168 | 343 | — | — |
| 1200 | 48 | 1219 | 343 | — | — |
