<sub id="hvdrb"><dfn id="hvdrb"></dfn></sub>

      <form id="hvdrb"><nobr id="hvdrb"><meter id="hvdrb"></meter></nobr></form>

      <thead id="hvdrb"></thead>

        <form id="hvdrb"></form>

        <address id="hvdrb"></address><font id="hvdrb"><dfn id="hvdrb"><ins id="hvdrb"></ins></dfn></font>

        <sub id="hvdrb"><dfn id="hvdrb"><mark id="hvdrb"></mark></dfn></sub>
        <thead id="hvdrb"><dfn id="hvdrb"><mark id="hvdrb"></mark></dfn></thead><address id="hvdrb"><dfn id="hvdrb"><mark id="hvdrb"></mark></dfn></address>

          <address id="hvdrb"></address>

          Wofu common fastener installation pre-tightening force and tightening torque table

          May-05,2021 609

          Terms and acronyms:

          Fm: Installation pre-tightening force, unit KN

          Ma: The tightening torque of Fm pre-tightening bolts during installation, in Nm

          uG: the friction coefficient in the thread

          uK: Coefficient of friction in the bearing surface of the bolt head

          -Generally without special instructions, the friction coefficient is uG=uK=0.12

          3.jpg

          We are committed to innovate your fastening system services

          +86-0573-86059530 Mr. Yang

          ? 2021 Copyright : Haiyan Wofu Hardware Products Co., Ltd.

          0573-86059530
          TOP