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| Brand Name: | XRTOOLS |
| Model Number: | 1/8"-1" |
| MOQ: | 100SET |
| Price: | $15.58/SET |
| Delivery Time: | 25-30 days |
| Payment Terms: | L/C, T/T, Western Union |
The 6-Piece NPT Pipe Tap Set is a precision engineering solution designed for high-standard fluid connection systems. The NPT (National Pipe Taper) standard features a unique 1°47' taper that creates a "dry seal" through mechanical interference, making it indispensable for high-pressure, leak-proof piping.
Available in HSS 4241, 4341, and M2 grades, this set covers essential sizes from 1/8" to 1". The straight flute design provides exceptional cutting edge rigidity, striking the perfect balance between manual and machine tapping. Since 1997, we have provided reliable threading solutions for the global plumbing, hydraulic, and energy sectors.
| Parameter | Specification |
| Standard | NPT (National Pipe Taper) |
| Set Sizes | 6-Pc (1/8", 1/4", 3/8", 1/2", 3/4", 1") |
| Material Grades | HSS 4241 / 4341 / M2 (HSS-E) |
| Standard Compliance | ANSI/ASME B1.20.1 |
| Packaging | Shockproof Aluminum Case / Refined Wood Box / OEM Case |
| Protection | Industrial Anti-rust Oil + Shock-absorbing Slots |
Detailed Size Reference
| NPT Size | TPI (Threads Per Inch) | Application Insights |
| 1/8" - 27 | 27 | Small fittings, sensor ports |
| 1/4" - 18 | 18 | Pneumatic lines, air tools |
| 3/8" - 18 | 18 | Fuel and gas line fittings |
| 1/2" - 14 | 14 | Standard plumbing and hydraulics |
| 3/4" - 14 | 14 | HVAC and water mains |
| 1" - 11.5 | 11.5 | Industrial valves and heavy piping |
High-Pressure Hydraulic & Pneumatic Systems: Essential for manufacturing hydraulic fittings and pneumatic valve blocks. The precise taper ensures a leak-free seal under high-pressure cycles.
Municipal & Industrial Fluid Handling: Widely used in water treatment facilities, chemical transport lines, and HVAC installations. The M2 grade excels at threading stainless steel and heavy-duty alloy pipes.
Oil, Gas & Energy Sector: Engineered for instrumentation tubing, gas nozzles, and valve connections in energy transport, ensuring structural integrity under extreme pressure and temperature shifts.
MRO & Preventative Maintenance: A vital tool for re-threading or cleaning rusted internal pipe threads during equipment overhauls, significantly improving onsite efficiency for maintenance engineers.
Automated Production Integration: Optimized for CNC machining centers, suitable for mass-producing fittings in aluminum, copper, and carbon steel.
Zero-Damage Shipping: High-density internal padding ensures taps do not shift or collide during long-distance transit, keeping the cutting edges factory-sharp.
Professional Brand Presentation: We support full-color silk screening or laser engraving of your logo on the case. Outer cartons are reinforced 5-layer corrugated boxes, ideal for E-commerce dropshipping and bulk B2B procurement.
Q: Which material is best for stainless steel piping?
A: We highly recommend the M2 (HSS-E) grade. Its tungsten-molybdenum formula provides superior red hardness to counteract the work-hardening of stainless steel.
Q: Why is a set-based packaging preferred for NPT taps?
A: Pipe projects often involve multiple diameters. Set packaging reduces the cost per unit and prevents onsite errors through a clearly labeled identification system.
Q: Can the case color be customized for my brand?
A: Yes, we can customize the color of the plastic or aluminum cases according to your brand’s VI and provide barcode labeling services for distributor readiness.
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