| S/N | series | internal diameter | external diameter | Bending radius | Pitch | A | B | C | D | E | aperture |
| one | 80 series bridge type Totally enclosed | 80*75 | 106*122 | R200 | ninety-six | thirty-five | sixty-five point five | ninety-eight point five | one hundred and eighteen | twenty | twelve |
| two | 80*100 | 106*147 | one hundred and twenty-three point five | one hundred and forty-three |
| three | 80*125 | 106*172 | one hundred and forty-eight point five | one hundred and sixty-eight |
| four | 80*150 | 106*197 | one hundred and seventy-three point five | one hundred and ninety-three |
| five | 80*175 | 106*222 | one hundred and ninety-eight point five | two hundred and eighteen |
| six | 80*200 | 106*247 | two hundred and twenty-three point five | two hundred and forty-three |
| seven | 80*250 | 106*297 | two hundred and seventy-three point five | two hundred and ninety-three |
| eight | 80*300 | 106*347 | three hundred and twenty-three point five | three hundred and forty-three |
