Pipe Tap SizeNPT & NPTFNPS & NPSF Pitch (TPI)Drill Size (inch)Pitch (TPI)Drill Size (inch) 1/16 27 0.242 (C) – – 1/8 27 0.332 (Q) 27 0.348 (S) 1/4 18 7/16 18 29/64 3/8 18 9/16 18 19/32 1/2 14 45/64 14 47/64 3/4 14 29/32 14 15/16 1 11-1/2 1-9...
螺距等于25.4除18等于1.411mm，牙高1.129mm。管端螺纹内径10.997mm。锥度1：16，圆锥半角为1度47分24秒。我国的管螺纹基本延用国际标准，采用英寸制。因为英国标准与美国标准斗法，所以国外标准分为了两种55度60度的。以前我国只是将管螺纹分两类：G和Z，一些工厂里仍然延用这种用法，将一些配管接...
98、ecause more than one size have the same TPI.NPT - American Standard Pipe Thread Taper 1)Pipe Size(inches)Threads per InchTPI - pitchApproximate Length of Thread (inches)Approximate Number of Threads to be CutApproximate Total thread Makeup, Hand and Wrench (inches)Nominal Outside Pipe Di...
Pipe Size (inches)Threads per Inch TPI - pitch Approximate Length of Thread (inches)Approximate Number of Threads to be Cut Approximate Total thread Makeup, Hand and Wrench (inches)Nominal Outside Pipe Diameter OD (inches)Tap Drill (inches)1/16" 27 0.313 1/8" 27 3/8 10 1/4 0.405 ...
National Pipe Thread Taper • NPTF - Dryseal American National Standard Taper Pipe Thread (ANSI B1.20.3) NPT Threads may be referred to as MPT (Male Pipe Thread), MNPT, or NPT(M) for male external threads, and FPT (Female Pipe Thread*), FNPT, or NPT(F) for female (internal) ...
Taper Pipe Reamers Reamer Small End Reamer Large End Internal Pipe Thread Size Drill Size Diameter Diameter 1/8-27 0.234 0.316 0.362 1/4-18 0.328 0.406 0.472 3/8-18 0.563 0.54 0.606 1/2-14 0.688 0.665 0.751 3/4-14 0.891 0.876 0.962 1-11 1/2 1.125 1.103 1.212 1 1/4-11 1/2 ...
NPT Tap and Drill Sets HSS NPT Taps Mighty Tap Wrench Interrupted Thread NPT Taps Also called pipe taps Designed to clean and or re-thread damaged or jammed pipe threads They are appropriate for threading a wide variety of materials both ferrous and non-ferrous The nominal size of a Pip...
螺纹尺寸NPTF - Size 到肩部的长度Length To Shoulder 最小螺纹长度Min. Thread 环规L 1–Ring 环规L 2–Ring 最大Max. 最小Min. 最大Max. 最小Min. 1/8–27 NPTF–LONG长 380 350 2.36 4.36 4.87 6.87 1/4–18 NPTF–SHORT短 473 392
NPTAmericanTaperPipeThread ANSIB1.20.1 AmericanTaperPipeThread,withsealantcompound. NominalDiameterMajorDiameter mm Tapping DrillSize mm TPIPitch mm 1/16"NPT7,8956,00270,941 1/8"NPT10,2428,25270,941 1/4"NPT13,61610,70181,411 3/8"NPT17,05514,10181,411 ...
75% Thread Drill Size 7/16 in Number of Flutes 4 Tap Length Standard DIN Tap Shank Standard ANSI Primary Material Application Stainless Steel; Steel Thread Direction Right Hand Coolant Fed Non-Coolant Through Drill Bit Size 0.4220 in; 0.4370 in; 0.4470 in ...