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ท่อเหล็กร้อยสายไฟ ผนังท่อหนาปานกลาง ต่อด้วยเกลียว |
Trade Size (in.) |
Outside
Diameter |
Length
without
Coupling (mm.) |
Wall Thickess (mm) |
Minimum
Weight of 10 Unit Lengths with Coupling, (kgs.) |
||
Nominal
(mm.) |
Minimum
(mm.) |
Maximum
(mm.) |
||||
1/2" |
20.7 |
20.6 |
20.8 |
3030 |
1.79 |
25.4 |
3/4" |
26.1 |
26.0 |
26.3 |
3030 |
1.90 |
34.6 |
1" |
32.8 |
32.6 |
32.9 |
3025 |
2.16 |
49.9 |
1 1/4" |
41.6 |
41.4 |
41.9 |
3025 |
2.16 |
64.3 |
1 1/2" |
47.8 |
47.6 |
48.0 |
3025 |
2.29 |
79.1 |
2" |
59.9 |
59.7 |
60.1 |
3025 |
2.41 |
105.2 |
2 1/2" |
72.6 |
72.3 |
72.8 |
3010 |
3.56 |
186.2 |
3" |
88.3 |
88.0 |
88.5 |
3010 |
3.56 |
229.0 |
3 1/2" |
100.9 |
100.6 |
101.1 |
3005 |
3.56 |
263.0 |
4" |
113.4 |
113.2 |
113.7 |
3005 |
3.56 |
296.1 |
| TOLERANCE : Outside Diameter ± 0.2 mm (For 1/2" - 1") ± 0.3 mm (For 1 1/4" - 2") ± 0.4 mm (For 2 1/2" - 4") |
Wall Thickness ± 0.2 mm (For 1/2" - 2") ± 0.3 mm (For 2 1/2" - 4") |
Length ± 6.4 mm |
