
We Are Open 24 Hours a Day, 7 Days a Week, Including Weekends and Public Holidays.
Struggling with mismatched threadolet sizes causing leaks and downtime? Hebei Longxuan delivers precise, ASME-compliant threadolet fittings for your FRP pipelines—ensuring seamless branch connections for cooling towers, pipes, and industrial setups.
Targeted for purchasing managers and operations leads seeking ROI-driven solutions.
Get Free Quote in 24h
As a purchasing manager, you face high-stakes decisions on threadolet sizes for branch connections. Here's what frustrates most operations:
These issues cost industries $2.5B annually in piping failures (Deloitte report). Ready for a fix?
Explore Solutions →| Header Size (NPS) | Branch Size (NPS) | A (in) | C (in) | Weight (lbs) |
|---|---|---|---|---|
| 1/2-1-1/2 | 1/2 | 0.75 | 0.41 | 0.10 |
| 2 | 1/2-1 | 1.00 | 0.56 | 0.20 |
| 3-4 | 1/2-1-1/2 | 1.25 | 0.69 | 0.35 |
| 6 | 1-2 | 1.88 | 1.00 | 0.80 |
| 8-12 | 2-3 | 2.50 | 1.38 | 1.50 |
Full threadolet sizes chart available in brochure. Compatible with FRP pipes.
Case: USA water treatment plant integrated our ASME threadolet dimensions into FRP cooling towers—reduced leaks by 28%, saved $45K/year.
std-fitting valves-and-fittings
See Proof →Featured clients:

"Switched to Longxuan's threadolet sizes—quality beat USA suppliers, delivery 2x faster." – Operations Manager, Texas Plant (22% cost cut)![]()
Certs: ISO 9001, RoHS, CE – Compliant for USA imports. Privacy policy: View here.

Standard threadolet sizes range from 1/8" to 4" branch on headers up to 48", per ASME B16.11. Download our chart.
Yes, full OEM/ODM for custom threadolet sizes—perfect for cooling towers and gratings.
7-14 days with DHL/FedEx. High-speed from Hebei factory.
T/T, L/C, PayPal. Fully RoHS/CE compliant, no tariffs issues.
24/7 support, 1-year warranty, free replacements.
Limited stock on popular threadolet sizes—order by EOW for free samples + 10% off first run. Risk-free: Money-back guarantee.
Request QuoteWhatsApp: +86 18631823130 | Email: longxuanfrp@gmail.com
20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China"Perfect threadolet sizes chart—saved our shutdown!" – Mike R., Supply Chain Mgr, CA USA![]()
"Quality beats price competitors. Fast delivery to Texas." – Sarah L., Ops Director![]()
"Custom sizes for FRP—no leaks, 30% cheaper." – Tom K., Technical Lead, FL![]()
Dr. Li Wei, PhD in Materials Engineering, Senior Piping Fittings Specialist at Hebei Longxuan. With 25+ years in FRP product development, Dr. Li has led 500+ OEM projects for USA clients, optimizing threadolet sizes for industrial reliability. Featured in ASME Journal.
Customization can include size, material, structure, surface treatment, color, performance parameters, and packaging based on customer requirements.
Basic requirements such as drawings, dimensions, application details, technical specifications, and expected quantity are usually required.
Minimum order quantity depends on the product type and customization complexity. Please contact us for specific MOQ details.
Lead time varies depending on design complexity and production volume, but samples are typically completed before mass production.





Address
20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China