Caston produces sub saver from steel bars with tempering and quenching technique. The thread surface is given nitriding or laser treatment to enhance the hardness. Length of sub saver is upon clients' needs.
Model | D | L | W | Taper | API | Kg |
DTBJ60 | 82 | 250 | 180 | 1: 6 | 60/1'5 | 5 |
DTBJ73 | 86 | 280 | 195 | 1: 6 | NC23 | 7.5 |
DTBJ73.r | 90 | 280 | 202 | 1: 6 | NC26 | 9.5 |
DTBJ89 | 105 | 320 | 220 | 1: 6 | NC31 | 26 |
DTBJ114 | 127 | 350 | 248 | 1: 6 | NC38 | 38 |
DTBJ127 | 165 | 458 | 330 | 1: 6 | NC50 | 43 |
DTBJ140 | 184 | 478 | 350 | 1: 6 | 5/12HF | 68 |
DTBJ176 | 210 | 500 | 380 | 1: 6 | 65/8HF | 78 |
DTD24 | 68 | 550 | 180 | 1: 6 | 1'4.5 | 4.2 |
DTD33 | 70 | 230 | 190 | 1: 6 | 1'3.5 | 4.8 |
DTD50 | 83 | 250 | 200 | 1: 6 | 1'3.5 | 5.4 |
DTD55 | 93 | 280 | 200 | 1: 6 | 1'3.5 | 10.6 |
DTD130*150 | 112 | 320 | 220 | 1: 6 | 1'3.5 | 32 |
DTD80*100 | 98 | 320 | 200 | 1: 6 | 1'4 | 11.8 |
DTD120*100 | 105 | 320 | 200 | 1: 6 | 1'4 | 26 |
DTJT1720 | 58 | 220 | 180 | 1: 8 | 1'6 | 3.5 |
DTJT2720 | 70 | 250 | 180 | 1: 6 | 1'4 | 4.8 |
DTJT4020 | 100 | 280 | 200 | 1: 8 | 1'4 | 25 |
DTJT7020 | 133 | 280 | 220 | 1: 8 | 1'4 | 46 |