Length
The length of rope supplied shall be given on the other subject to the following tolerances:
Up to and including 400 meters +5 meters more but not less
Over 400 meters +20 meters for each 1, 000 meters or part thereof
The rope length shall be measured under no load.
鋼絲繩應按訂貨長度供貨, 用 M 表示, 并應符合下列長度允許偏差
長度小於和等於400M: 5% 0
長度大於和等於400M, 每1000M 或不足1000M: +20M 0
Breaking Stresses 強度比較
Kgs./mm2 |
N/mm2 |
Grade of wires |
135 |
1325 |
Patent Steel |
145
150 |
1420
1471 |
Improved Patent Steel |
160
165 |
1570
1618 |
Plow Steel |
180 |
1770 |
Improved Plow Steel |
200 |
1965 |
Extra Improved Plow Steel |
|