Page 238 - Yamawa_European_Catalogue_YEU23
P. 238

Spiral Pointed Taps




            PO LH
    Intro


             GP  General Purpose Series
    SP
            Spiral Pointed Taps for Left Hand Threads

                                                                       FEATURES
                                                                       General purpose for through hole application.
                                LH      5P
    SL        HSS-E                                                    For steel application at medium-low cutting speed, also
                                       THCHT                           suitable for non-ferrous materials.
                              LEFT HAND
                                                                       For left hand threads.
            Recommended Tapping Speeds Depending On Materials
    PO
             ISO Vc (m/min)  ISO Vc (m/min)
    JIS      P1  5÷10 ,  N1 5÷10 ,
             P2  5÷10  +  N2 5÷10 ,
    ST       P3  5÷10 ,  N3 5÷10 ,
             P4  5÷8  ,  N4 5÷10 ,
            + 1st choice  , suitable
    ROLL

                                                                                                       JIS-PO LH
               TYPE: PO_001                                      TYPE: PO_002
    CARBIDE                                           K                                                  K
                                 DCON                                                DCON

                   THL                      LK        K
                     LU               LS                             THL                LS    LK         K
    LONG
                               LF
                                                                                 LF

    HAND       TYPE: PO_037
    TAPS                          DCON                K


                 THL                       LK         K
    EG (STI)                         LS
                              LF

    SPECIAL
    THREADS,
    GAUGES
                             TCTR      Ø Hole Ø  Code    THCHT   LF  THL  LU  LS  DCON  K   LK  NOF Type Stock
                  M         (tolerance)  (mm)  (mm)      (chamfer)  (mm)  (mm)  (mm)  (mm)  (mm)  (mm)  (mm)
    THREAD        JIS
    MILLS   M3X0.5            P2     2.5  2.56  POQ3.0G--L  5P   46  9    14  26   4   3.2  6    3  001   f
                              P2     3.3  3.38  POQ4.0I--L  5P   52  11   17  29   5    4   7    3  001   f
            M4X0.7
                              P2     4.2  4.28  POQ5.0K--L  5P   60  13   22  33   5.5  4.5  7   3  001   f
            M5X0.8
    DIES    M6X1              P2     5   5.09  POQ6.0M--L  5P    62  15   26  33   6   4.5  7    3  001   f
                              P3     6.8  6.85  POR8.0N--L  5P   70  19   -   36   6.2  5   8    3  002   f
            M8X1.25
                              P3     8.5  8.6  POR010O--L  5P    75  23   -   38   7   5.5  8    3  002   f
            M10X1.5
                              P4    10.3 10.36  POS012P--L  5P   82  26   -   42   8.5  6.5  9   3  002   f
    CENTER  M12X1.75
    DRILLS  M14X2             P4     12  12.12  POS014Q--L  5P   88  26   -   45  10.5  8   11   3  002   f
                              P4     14  14.12  POS016Q--L  5P   95  26   -   48  12.5  10  13   3  002   f
            M16X2
    Technical
    info



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