英國標準BS1387-1985 BRITISH STANDARD BS1387-1985 (本企業也可以生產BSEN10255、EN10255標準的鋼管)
BS1387-1985熱浸鍍鋅鋼管及焊接鋼管標準
HOT DIP GALVANIZED PIPE AND WELDED PIPE STANDARD ACCORDING TO BS1387-1985
公稱口徑 | 壁厚 | 外徑 | 鋅管重量 | 螺紋 | ||||||||||||||
DN mm |
in | mm | 最大 | 最小 | 平頭 | 車絲連接頭 | ||||||||||||
A | B | C | A | B | C | A | B | C | A | B | C | A | B | C | 牙數 | 總長 | ||
15 | 1/2 | 2.0 | 2.6 | 3.2 | 21.4 | 21.7 | 21.7 | 21.0 | 21.1 | 21.1 | 0.99 | 1.27 | 1.50 | 1.00 | 1.28 | 1.51 | 14 |
11.4 ~15 |
20 | 3/4 | 2.3 | 2.6 | 3.2 | 26.9 | 27.2 | 27.2 | 26.4 | 26.6 | 26.6 | 1.44 | 1.63 | 1.94 | 1.45 | 1.64 | 1.95 | 14 |
12.7 ~16.3 |
25 | 1 | 2.6 | 3.2 | 4.0 | 33.8 | 34.2 | 34.2 | 33.2 | 33.4 | 33.4 | 2.06 | 2.50 | 3.03 | 2.08 | 2.52 | 3.05 | 11 |
14.5 ~19.1 |
32 | 11/4 | 2.6 | 3.2 | 4.0 | 42.5 | 42.9 | 42.9 | 41.9 | 42.1 | 42.1 | 2.64 | 3.22 | 3.92 | 2.67 | 3.25 | 3.95 | 11 |
16.8 ~21.4 |
40 | 11/2 | 2.9 | 3.2 | 4.0 | 48.4 | 48.8 | 48.8 | 47.8 | 48.0 | 48.0 | 3.35 | 3.70 | 4.51 | 3.39 | 3.74 | 4.55 | 11 |
16.8 ~21.4 |
50 | 2 | 2.9 | 3.6 | 4.5 | 60.2 | 60.8 | 60.8 | 59.6 | 59.8 | 59.8 | 4.23 | 5.21 | 6.36 | 4.30 | 5.28 | 6.44 | 11 |
21.1 ~25.7 |
65 | 21/2 | 3.2 | 3.6 | 4.5 | 76.0 | 76.6 | 76.6 | 75.2 | 75.4 | 75.4 | 5.90 | 6.65 | 8.15 | 6.03 | 6.77 | 8.28 | 11 |
23.2 ~30.2 |
80 | 3 | 3.2 | 4.0 | 5.0 | 88.7 | 89.5 | 89.5 | 87.9 | 88.1 | 88.1 | 6.94 | 8.64 | 10.58 | 7.11 | 8.81 | 10.78 | 11 |
26.3 ~33.3 |
100 | 4 | 3.6 | 4.5 | 5.4 | 113.9 | 114.9 | 114.9 | 113.0 | 113.3 | - | 10.06 | 12.59 | 14.88 | 10.32 | 12.90 | 15.18 | 11 |
32.3 ~39.3 |
125 | 5 | - | 5.0 | 5.4 | - | 140.6 | 140.6 | - | 138.7 | - | - | 17.06 | 18.31 | - | 17.58 | 18.82 | 11 |
36.6 ~43.6 |
150 | 6 | - | 5.0 | 5.4 | - | 166.1 | 166.1 | - | 164.1 | - | - | 20.25 | 21.79 | - | 20.87 | 22.40 | 11 |
36.6 ~43.6 |
A、輕級 B、中級 C、重級 壁厚允許偏差:A -8% B -10%