无码aⅴ_9999视频_91人人人操_成人黄色电影在线

无码aⅴ_9999视频_91人人人操_成人黄色电影在线

无码aⅴ_9999视频_91人人人操_成人黄色电影在线_中文三级AV片_人人操人人妻人人爽_A片一级片高清无码

<dfn id="yz9jp"></dfn><center id="yz9jp"><var id="yz9jp"><font id="yz9jp"></font></var></center>

    <strong id="yz9jp"></strong>

    <nav id="yz9jp"><tt id="yz9jp"></tt></nav>

    Helical gear

    1. Home
    2. > Products > Gear Ring / Gear Wheel > Helical gear

    Helical gear

    Pinion

    Description

    Gear is the component installed on the drum body of the drum drive equipment, such as ball mill, rod mill, coal mill, etc; Rotary dryer, rotary kiln, cooling machine, granulator, mixer and other equipment. It is suitable for cement, mining, chemical, metallurgy, electric power and other industries.
    The processing size is Φ300 ~ 2500mm,
    Modulus M: 14-60
    Used in mills or mixers, etc
    Can be customized according to drawings

    China GB Standard:
    34CrNiMo: HB 260-320, HRC 58-63
    34CrNi3Mo: HB 260-320, HRC 58-63
    17Cr2Ni2Mo: HRC 58-63
    20CrNiMoA: HRC 58-63
    20CrMnTi: HRC 58-63

    German DIN:
    34CrMiMo6V: HB 260-320, HRC 58-63
    30CrMiMo8V: HB 260-320, HRC 58-63
    17CrNiMo6: HRC 58-63
    20NiCrMo2-2: HRC 58-63
    16MnCr5: HRC 58-63

    German standard material:
    JS1050-6 (ADI): HB300 ~ 375

    无码aⅴ_9999视频_91人人人操_成人黄色电影在线
    <dfn id="yz9jp"></dfn><center id="yz9jp"><var id="yz9jp"><font id="yz9jp"></font></var></center>

      <strong id="yz9jp"></strong>

      <nav id="yz9jp"><tt id="yz9jp"></tt></nav>
      日本无码黄色录像| www.黄pian| AV在线资源| 91AV偷拍视频| 一级片久久草| 欧美性爱99| 在线A黄| 超碰Av一区| 亚洲最新AV网站| 包AV在线美国孕妇| 一久久gogo大胆无码| 超碰97在线观| 韩AV无码| 亚洲777777成人| 女人日皮毛片| 久久日一区二区三区| 日本韩国A v观看| 亚洲性爱p| 超碰人人操在线观看| 精品人妻嫩草Av无码| 日本国产黄色| 口交电影91| 91黄色毛片| 久久人妻网站| 91在线性爱视频| 超碰成人97在线| 777777妇女亚洲| 超碰91免费观看| Av小电影在线观看免费| 伊人9区| A片Av网站| 777精品视频在线| 男女性爱高清Av| 亚洲中文av在线| 国产人兽av| av人人澡| 无码爱爱| 久久久无码AV| 午夜福利人妻嫩草| 亚洲色图150| 香蕉AV一区|