被覆冷熱水道銅管 銅管使用規範ASTMB-88標准之直銅管,外層被覆P發泡材 使用於建築冷熱水道管路,可埋於建築糟壁内部並具有良好保溫特性 被覆顏色可依據客戶需求訂製 可抑制管道細菌滋生,不易生菌、污垢 |
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(Wall Thickness tolerance) | Unit : mm | |||||||||
Wall Thickness | Tolerance (Common grade) |
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Outside Diameter | 0.25 and over, up to and incl. 0.4 | Over 0.4, up to and incl. 0.6 | Over 0.6, up to and incl. 0.8 | Over 0.8, up to and incl. 1.4 | Over 1.4, up to and incl. 2 | Over 2, up to and incl. 3 | Over 3, up to and incl. 4 | Over 4, up to and incl. 5.5 | Over 5.5, up to and incl. 7 | Over 7 |
4 and over, up to and incl. 15 | ±0.06 | ±0.07 | ±0.10 | ±0.13 | ±0.15 | ±0.18 | - | - | - | - |
Over 15, up to and incl. 25 | ±0.07 | ±0.08 | ±0.10 | ±0.15 | ±0.18 | ±0.20 | ±0.30 | ±0.40 | ±0.45 | |
Over 25, up to and incl. 50 | - | ±0.09 | ±0.11 | ±0.15 | ±0.18 | ±0.20 | ±0.30 | ±0.40 | ±0.45 | ±8% |
Over 50, up to and incl. 100 | - | - | ±0.15 | ±0.18 | ±0.22 | ±0.25 | ±0.30 | ±0.35 | ±0.42 | ±8% |
Over 100, up to and incl. 175 | - | - | - | ±0.22 | ±0.25 | ±0.30 | ±0.35 | ±0.42 | ±0.45 | ±9% |
Over 175, up to and incl. 250 | - | - | - | - | ±0.30 | ±0.35 | ±0.40 | ±0.45 | ±0.50 | ±9% |
Wall Thickness | Tolerance (Common grade) | |||||||||
Outside Diameter | 0.25 and over, up to and incl. 0.4 | Over 0.4, up to and incl. 0.6 | Over 0.6, up to and incl. 0.8 | Over 0.8, up to and incl. 1.4 | Over 1.4, up to and incl. 2 | Over 2, up to and incl. 3 | Over 3, up to and incl. 4 |
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4 and over, up to and incl. 15 | ±0.03 | ±0.05 | ±0.06 | ±0.08 | ±0.09 | ±0.10 | - | |||
Over 15, up to and incl. 25 | ±0.04 | ±0.05 | ±0.06 | ±0.09 | ±0.10 | ±0.13 | ±0.15 | |||
Ove 25, up to and incl. 50 | - | ±0.06 | ±0.08 | ±0.09 | ±0.10 | ±0.13 | ±0.18 | |||
Ove 50, up to and incl. 100 | - | - | ±0.10 | ±0.13 | ±0.15 | ±0.18 | ±0.20 | |||
Alloy Number Class Outside diameter or Inside diameter | C1020 ‧ C1100 ‧ C1201 ‧ C1220 ‧ C2200 ‧ C2300 ‧ C2600 ‧ C2700 ‧ C2800 ‧ |
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Common Grade | Special Grade |
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4 and over, up to and ihcl 15 | ±0.08 | ±0.05 | ||||||||
Over 15 up to and incl. 25 | ±0.09 | ±0.06 | ||||||||
Over 25, up to and incl. 50 | ±0.12 | ±0.08 | ||||||||
Over 50, up to and incl. 75 | ±0.15 | ±0.10 | ||||||||
Over 75, up to and incl. 100 | ±0.20 | ±0.13 | ||||||||
Over l 00, up to and incl. 125 | ±0.27 | ±0.15 | ||||||||
Over 125, up to and incl. 150 | ±0.35 | ±0.18 | ||||||||
Over 150, up to and incl. 200 | ±0.50 | - | ||||||||
Over 200, up to and incl. 250 | ±0.65 | - | ||||||||
Over 250, up to arid inch 350 | ±0.40% | - |