Rozměry a tolerance průměrů bezešvých trubek tažených za studena podle normy ASTM A519
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Vnější | Síla stěny [mm] | |
průměr | 0,89 | 1,24 | 1,47 | 1,65 | 1,83 | 2,11 | 2,41 | 2,77 | 3,05 | 3,18 | 3,40 | 3,96 | 4,19 | 4,78 | 5,16 | 5,56 | 6,35 | 7,14 | 7,95 | 8,26 | 8,74 | 9,53 | 11,13 | 11,91 | 12,7 | D [mm] |
[mm] | Tolerance [mm] | |
9,53 | |
±0,10
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±0,12
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±0,15
| | | | | | | | | | | | | | | | | | | | 9,53 |
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11,13 | | | | | | | | | | | | | | | | | | | | | | 11,13 |
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12,7 | | | | | | | | ±0,20 | | | | | | | | | | | | | | | | | 12,7 |
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14,3 | | | | | | | ±0,15 | | | | | | ±0,25 | | | | | | | | | | | | | 14,3 |
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15,88 | | | | | | | | | ±0,15 | | | | | | | | | | | | | | | | | 15,88 |
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17,48 | | | | | | | | | | ±0,15 | | | | | | | | | | | | | | | | 17,48 |
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19,05 | | | | | | | | | | | | | ±0,15 | ±0,20 | | | | | | | | | | | | 19,05 |
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20,65 | | | |
-0,178/+0,051
| | | | | | | | | | ±0,20 | | | | | | | | | | 20,65 |
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22,23 | | | | | | | | | | | | ±0,15 | | | | | | | | | | 22,23 |
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23,83 | | | | | | | | | | | | | | | | | | | | | | | 23,83 |
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25,4 | | | | | | | | | | | | | | | | | | | | | | | | | | 25,4 |
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27 | | | | | | | | | | | | | | | | | | | | | | | | | | 27 |
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28,58 | | | | | | | | | | | | | | | | | | | | | | | | | | 28,58 |
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-0,178/+0,051
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30,18 | | | | | | | | | | | | | | | | | | | | | | 30,18 |
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31,75 |
±0,15
| | | | | | | | | | | | | | | | | | | | | 31,75 |
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33,35 | | | | | | | | | | | | | | | | | | | | | 33,35 |
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34,93 | | | | | | | | | | | | | | | | | | | | | | | | | 34,93 |
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36,53 | | | | | | | | | | | | | | | | | | | | | | | | | | 36,53 |
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38,1 | | | | | | | | | | | | | | | | | | | | | | | | | | 38,1 |
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41,28 | | | | | | | | | | | | | | | | | | | | | | ±0,20 | ±0,25 | | 41,28 |
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44,45 | | | | | | | | | | | | | | | | | | | | | | | | | 44,45 |
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47,63 | | | | | | | | | | | -0,152/+0,127 | | | | | | | | | | ±0,20 | | | 47,63 |
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50,8 | | | | | | | | | | | | | | | | | | | | | | | | ±0,20 | | 50,8 |
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53,98 | | | | | | | | | | | | | | | | | | | | | | | | | | 53,98 |
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57,15 | | ±0,20 | | | | | | | | | | -0,203/+0,127 | | | | | | | | | | | | 57,15 |
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60,33 | | | | | | | | | | | | | | | | | | | | | | | | | | 60,33 |
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63,5 | | ±0,25 | | ±0,20 | | | | | | | | | | | | | | | | | | | | | ±0,20 | 63,5 |
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66,68 | | ±0,45 | ±0,30 | | ±0,20 | | | | | | | |
-0,152/+0,127
| | | | | | | | | | | 66,68 |
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69,85 | | ODxWT | | ±0,25 | | | | | | | | | | | | | | | | | | | 69,85 |
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73,03 | | | | ±0,30 | | ±0,20 | | | | | | | | | | | | | | | | | | | | 73,03 |
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76,2 | | | | | ±0,25 | | | | | | | | | | | | | | | | | | | | | 76,2 |
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79,38 | | | | ±0,40 | ±0,30 | | | | | | | | | | -0,279/+0,127 | | | | | | | | | 79,38 |
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82,55 | | | ±0,45 | | | | | | | | | | | | | | | | | | | | | | | 82,55 |
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85,73 | | | | | ±0,40 | | | | | | | | | | | | | | | | | | | | | 85,73 |
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88,9 | | | ±0,50 | | | | | | | | | | | | | -0,330/+0,127 | | | | | | | | 88,9 |
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92,08 | | | | | | ±0,30 | | | | | | | | | | | | | | | | | | | | 92,08 |
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95,25 | | | | | | | | | | | | | | | | | | | | | | | | | | 95,25 |
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98,43 | | | | | | | | ±0,30 | | | | | | | | | -0,254/+0,254 | | | | | | | 98,43 |
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101,6 | | | | | | | ±0,35 | | | | | | | | | | | | | | | | | | | 101,6 |
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104,78 | | | | | | ±0,40 | | | | | | | | | | | | | | | | | | | | 104,78 |
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107,95 | | | | | | | | | | | | | | | | | | | -0,279/+0,279 | | | | | 107,95 |
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111,13 | | | | | | | | ±0,45 | | ±0,40 | | | | | | | | | | | | | | | | 111,13 |
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114,3 | | | | | | ±0,50 | | | | | | ±0,35 | | | | | | |
-0,279/+0,279
| | | | | 114,3 |
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120,65 | | | | | | | | | | | | | | | | | | | | | | | 120,65 |
| Tolerance [mm] | |
| 0,89 | 1,24 | 1,47 | 1,65 | 1,83 | 2,11 | 2,41 | 2,77 | 3,05 | 3,18 | 3,40 | 3,96 | 4,19 | 4,78 | 5,16 | 5,56 | 6,35 | 7,14 | 7,95 | 8,26 | 8,74 | 9,53 | 11,13 | 11,91 | 12,7 | |
| Síla stěny [mm] | |
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Poznámky |
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1. Po dohodě i rozměry podle BWG a SWG. |
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2. OD / ID tolerance platí pro trubky normalizačně žíhané. |
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Tolerance síly stěn trubek
| ID < 1,5 in
ID < 38,1 mm | ID ≥ 1,5 in
ID ≥ 38,1 mm |
WT≤ 25% OD | 10% | 7,5% |
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WT> 25% OD | 12,5% | 10% |
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WT - síla stěny
ID - vnitřní průměr trubky
OD - vnější průměr trubky
Tolerance délek
Délka - L | Vnější průměr - OD | Tolerance |
kladné | záporné |
L ≤4 ft
L ≤ 1,2 m | OD ≤ 2 in
OD ≤ 50,8 mm | 1/16
1,6 mm | 0
0 |
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L ≤4 ft
L ≤ 1,2 m | 2 in < OD ≤ 4 in
50,8 mm < OD ≤ 101,6 mm | 3/32
2,4 mm | 0
0 |
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L ≤4 ft
L ≤ 1,2 m | OD > 4 in
OD > 101,6 mm | 1/8
3,2 mm | 0
0 |
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4 ft < L ≤ 10 ft
1,2 m < L ≤ 3,0 m | OD ≤ 2 in
OD ≤ 50,8 mm | 3/32
2,4 mm | 0
0 |
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4 ft < L ≤ 10 ft
1,2 m < L ≤ 3,0 m | OD > 2 in
OD ≤ 50,8 mm | 1/8
3,2 mm | 0
0 |
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10 ft < L ≤ 24 ft
3 m < L ≤ 7,3 m | všechny průměry
všechny průměry | 3/16
4,8 mm | 0
0 |
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L > 24 ft
L > 7,3 m | všechny průměry
všechny průměry | od 3/16 do 1/2*
od 4,8 do 12,7 mm* | 0
0 |
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* Pro každých 10 ft (3,0 m) nebo rozměry nad 24 ft (7,3 m)