山东乐动体育app官网五金制品有限公司

  • 山东乐动体育app官网五金制品有限公司

    碳钢事业部:

    联系人:孙先生13171778985

    不锈钢事业部:

    联系人:孙先生13156822220

    总厂地址:山东省滕州市益康大道887号

    分厂地址:邯郸市永年区标准件产业城


    技术知识

    螺纹资料

    更新时间:2019-06-05 点击数:266

    螺纹代号
    Thread symbol

    螺纹Thread

    参考标准
    Reference Standard

    牙型角
    Thread Angle

    M

    公制螺纹

    粗牙系列Coarse series

    ISO68GB196

    60°

    Metric screw threads

    细牙系列Fine series

    ISO724GB196

    S

    小螺纹Miniature screw threads

    ISO1501GB/T15054

    UNC

    统一螺纹
    Unified threads

    粗牙系列Coarse series

    ANSI B 1.1

    UNF

    细牙系列Fine series

    UNEF

    特细牙系列
    Extra-Fine series

    UNS

    特殊直径、螺距、衔接长度系列
    Special diameterpitch length of engagmentand

    UN

    等螺距系列
    Constant-pitch series

    Tr

    公制梯形螺纹
    Metric trapezoidalscrew threads

    ISO2904GB5796

    30°

    TM

    30梯形螺纹
    30trapezoidalscrew threads

    R

    螺纹密封的管螺纹
    Pipe threads where pressure-tight joints are made on the threads

    锥管内螺纹
    Taper external screw threads

    ISO/R7GB7306

    55°
    1/16 Taper

    Rc

    锥管外螺纹
    Taper internal screw threads

    RP

    直管螺纹
    Parallel internal pipe threads

    55°

    G

    非螺纹密封的管螺纹
    Pipe threads where pressure-tight joints are not made on the threads

    ISO/R228GB7307

    NPT

    通用美标锥管螺纹
    American Standards taper pipe threads for general use

    ANSI/ASEM B1.20.1GB/T12716

    60°
    1/16 Taper

    NPSC

    美标直管接头螺纹
    American Standards striaght pipe threads in pipe coupling

    ANSI/ASEM B1.20.1

    60°

    NPSM

    美标直管机用自由配合接头联接螺纹
    American Standards striaght pipe threads for free-fitting mechanical joints for fixtures


    NPTF

    美标燃料直管内螺纹
    Dryseal American standards fuel internal straight pipe threads

    ANSI B1.20.3

    60°
    1/16 Taper

    NPSF

    美标锥管气密螺纹
    Dryseal American standards taper pipe threads

    60°

    BA

    英标联接螺纹
    British association threads

    BS93

    47°30

    BSC

    英标自行车螺纹
    British standards cycle threads

    BS811

    60°

    BSW

    英标惠氏螺纹
    British standards Whitworth threads

    BS84

    55°

    BSF

    英标细牙螺纹
    British standards fine threads

    BSMO

    英标显微镜螺纹
    British standards microscope objective threads

    BS3569

    FG

    (德国)自行车螺纹
    (Germany)Cycle threads

    DIN79013

    60°

    Pg

    (德国)薄钢管螺纹
    (Germany)Steel conduit threads

    DIN40430

    80°


    山东乐动体育app官网五金制品有限公司 电话:13171778985 总厂地址:山东省滕州市益康大道887号 分厂地址:邯郸市永年区标准件产业城

    鲁ICP备19029483号-1

    13171778985