>自己注冊上下分 24h在線客服! " />

    
    

    NEXT
    PREV
     
    Product
    Specifications:Φ20mm-Φ220mm
    Clamping force:100KN-35000KN
    Shot weight:30g-30000g
    Materials and Technology:
    1.38CrMoALA nitriding treatment
    Nitriding depth:0.5-0.8mm,nitriding hardness:HV≥920
    2.42CrMo Plating: induction hardening+plating/double metal plating PTA+Chrome hardness:≥HV800,thickness 0.03-0.05mm,roughness Ra0.2um
    3.SKD61 quenching,vacuum quenching overall hardening treatment
    Hardness index:HRC>55-58,straightness 0.015mm/m,roughness Ra0.4um
    4.9Cr18Mov vacuum hardening,CNC circular grinding
    Hardness index:HRC>50-55,straightness 0.015mm/m,roughness Ra0.4um
    5.hard chromium plating Specifications:Chrome plating thickness:0.05-0.10mm,chrome layer hardness:HV≥960

     

    All rights:Zhoushan City Weida Machinery Co.,Ltd. Add:No.2 Road Dinghai District Jintang Town,Jinshan Industrial District,Zhoushan City 浙ICP備13024562號(hào) Technical support:93BAIDU
    无码成本人动漫在线观看,日韩人妻无码中文字幕dvd,欧美久久老妇人,91人妻碰碰视频免费无码