Основной каталог Kyocera 2021 - 2022 - страница 619

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Threading insert identification system

Full profile

External / Internal Insert hand Manufacture's option

EExternal threadingRRight-handTF cutting edge -TF
IInternal threadingLLeft-handWith molded chipbreaker -TQ
Threading insert identification system16ER 100 ISO - TF
Inserts identification system (Ref. to table 1)
Type of applicable thread Pitch
Insert size

Metric ISO Metric Table 1

116.35(mm)100MRight-hand insert
Pitch 1mmMetric
169.525(mm)Insert hand150Pitch 1.5mmUNUnifiedN type A type B type
2212.7(mm)Inch screw threadWWhitworth
RRight-hand
Symbol I.C. size (mm)LLeft-hand2424 TPIBSPT
Tapered pipe
TKFT12R A2020 TPI60NPTAmerican national tapered pipe00TKFT12RA..TKFT12RB..TKFT12RN..
Left-hand insert
A typeB typeN type
Partial profile

Insert type Insert size Location of edge Thread angle Corner-R(RE)

TKFT12LA.. TKFT12LB.. TKFT12LN..

External / Internal Insert hand Manufacture's option

E External threading R Right-hand -TF TF cutting edge

Threading insert featuresIInternal threadingLLeft-hand-TQWith molded chipbreaker
Full profile and partial profile16ER A60 - TF
Insert shapeFunctionFeaturesJJ
(1) Burr-free thread surface; high quality (Smooth feeling)
(2) Leave the workpiece diameter slightly oversized for full topping
Insert sizeWiper edgePitch(3) Every pitch size requires a specific insertPitch
063.9760˚ Type (Partial profile)60˚ Type (Partial profile)
A60
084.760.5~1.5mm60°6001 Corner-R(RE)=0.1mm
116.3560˚ Type (Partial profile)(1) Thread's corner tends to be sharp edged1.0~2.5mm
60° G60
169.5251.75~3mm(2) Thread's O.D. or I.D. need to be finished to the size before threading55˚ Type (Partial profile)
2212.7060˚ Type (Partial profile)(3) One insert can machine various pitch sizes55°5501Corner-R(RE)=0.1mm
AG6028~11 TPI
Symbol I.C. size (mm)0.5~3mm
55˚ Type (Partial profile)VertexPartial profile
A55angle
Thread precision40~16 TPI
55˚ Type (Partial profile)
55°G55Thread precision
Thread types14~8 TPI
Strict55˚ Type (Partial profile)loose
AG55

External 4h (1st class) 40~8 TPI 6g (2nd class) 8g (3rd class)

Metric Vertex Partial profile

Internal angle 5H (1st class) 6H (2nd class) 7H (3rd class)

External 3A 2A 1A

Unified Internal Note) Pitch and threads per inch of an insert without wiper depend on the size of insert.3B2B1B Applicable precision with * Example of shape of A, G and AG

* Not recommended if strict thread precision is required. PDX Dimension(mm) RE Description

REPDXHC
16ER A60-TF 0.061.001.5
16ER G60-TF 0.221.602.6
16ER AG60-TF0.061.602.7

Corner-R(RE) selection for partial profiling insert

External threadingInternal threading
Metric unifiedRE ≤ 0.1443TPRE ≤ 0.0720TP
Parallel pipe (Whitworth) Tapered pipe(For both external an RE ≤ 0.1d Internal thread) 373TP

RE: Corner-R TP: Pitch (= 25.4——n ) n: TPI