STANDARD DIN 2440 / 2444 : BLACK & GALVANIZED STEEL PIPE
| CHEMICAL COMPOSITION | MECHANICAL PROPERTIES | HYDROSTATIC
TEST(BAR) |
PIPE
THREADS |
|||||
| C | Mn | P | S | TENSILE | YIELD | ELONGATION | ||
| MAX % | MAX % | MAX % | MAX % | STRENGTH | STRENGTH | % | ||
| - | - | - | - | 310-540 N/mm2 | 185 N/mm2 | 12-18 | 50 | 55° |
| Nominal size (DN) | Designation of Thread | OutsideDiameter | Wall Thickness mm. | Weight | Threads Per 25.4 mm. | Number of piece per Bundle | ||
| Plain Ends kg/m | Threads & Coupling kg/m | |||||||
| Max mm. | Min mm. | |||||||
| 15 | 1/2 | 21.8 | 21.0 | 2.65 | 1.22 | 1.23 | 14 | 169 |
| 20 | 3/4 | 27.3 | 26.5 | 2.65 | 1.58 | 1.59 | 14 | 127 |
| 25 | 1 | 34.2 | 33.3 | 3.25 | 2.44 | 2.46 | 11 | 91 |
| 32 | 1 1/4 | 42.9 | 42.0 | 3.25 | 3.14 | 3.17 | 11 | 61 |
| 40 | 1 1/2 | 48.8 | 47.9 | 3.25 | 3.61 | 3.65 | 11 | 44 |
| 50 | 2 | 60.8 | 59.7 | 3.65 | 5.10 | 5.17 | 11 | 37 |
| 65 | 2 1/2 | 76.6 | 75.3 | 3.65 | 6.51 | 6.63 | 11 | 24 |
| 80 | 3 | 89.5 | 88.0 | 4.05 | 8.47 | 8.64 | 11 | 19 |
| 100 | 4 | 115.0 | 113.1 | 4.50 | 12.1 | 12.4 | 11 | 14 |
| 125 | 5 | 140.8 | 138.5 | 4.85 | 16.2 | 16.7 | 11 | 7 |
| 150 | 6 | 166.5 | 163.9 | 4.85 | 19.2 | 19.8 | 11 | 7 |
| DIMENSION TOLERANCE | ||||
| WELL THICKNESS : | - 12.5% + NOT LIMIT | |||
| WEIGHT | : | + 10% PER PIECE | ||
| : | + 7.5% for a consignment of not less than 10 t. | |||
|
|
|