20mm Pipe Cap – High‑Quality, Low‑Cost Solution for Industrial Applications
Designed for purchasing managers and operations leaders who demand reliable pipe fittings without the premium price tag.
Get Free Quote in 24 hWhy Your Operations Still Struggle with Pipe‑Cap Issues
- High procurement cost – Most overseas suppliers charge a 30‑40% markup for a standard 20mm pipe cap.
- Inconsistent quality – Frequent cracks and pressure‑rating failures increase downtime by up to 12%.
- Long lead times – Shipping from China to the USA often exceeds 45 days, jeopardizing project schedules.
The Hebei Yuanda Advantage: Your 20mm Pipe‑Cap Solution
Core Advantage 1 – Factory‑Direct Pricing & OEM/ODM Flexibility
By cutting out middlemen, we reduce the unit price by 35 %. Our engineering team can tailor dimensions, material grade (cast iron, aluminum, stainless steel) and surface finish to your exact specs.
Core Advantage 2 – Certified Quality (ISO 9001, CE, RoHS)
All caps undergo 5‑point inspection (dimensional, pressure, hardness, visual, X‑ray). Certifications are attached to every shipment.
Core Advantage 3 – High‑Speed Delivery & Global Logistics
Our Shijiazhuang hub ships via air or sea with 24‑48 h customs clearance assistance. Typical delivery to U.S. ports: 12‑18 days.
Technical Specification Sheet – 20mm Pipe Cap
| Parameter | Specification |
|---|---|
| Nominal Size | 20 mm (Ø 20 mm) |
| Material Options | Cast Iron, Aluminum 6061‑T6, Stainless Steel 304/316 |
| Pressure Rating | ≤ 1.6 MPa (230 psi) – 10 bar optional |
| Surface Finish | Plain, Powder‑Coated, Zinc‑Plated, Passivated |
| Tolerance | ±0.05 mm (ISO 286‑1) |
| Weight (per piece) | ≈ 45 g (cast iron) – 30 g (aluminum) |
| Certification | ISO 9001, CE, RoHS, SGS |
Real‑World Applications & Case Studies
- Water‑Treatment Plant – USA: Replaced 1,200 low‑grade caps with our stainless‑steel version, cutting leak incidents by 98 % and saving $85k annually.
- Automotive Exhaust System – Germany: OEM‑customized aluminum caps reduced weight by 12 % while meeting ISO 9001 standards.
- Oil & Gas Pipeline – Canada: Our high‑pressure cast‑iron caps with a 10 bar rating passed third‑party API 5L inspection on first try.
Trusted by Global Brands
“Switching to YD’s 20mm pipe caps reduced our line‑stop time by 37 % and saved $120k in the first year.” – James L., Procurement Manager, Midwest Water Corp.
Certificates: ISO 9001, CE, RoHS, SGS, FCC
Frequently Asked Questions (20mm Pipe Cap)
A: Our factory‑direct model starts at 1,000 pcs. OEM/ODM projects can be as low as 500 pcs with a design fee.

A: Yes. We offer a 10 bar (≈ 145 psi) certified version in cast iron or stainless steel, complete with pressure‑test certificates.
A: From approved CAD to first sample – 10‑12 business days. Full‑scale production adds 7‑10 days.
A: Air freight (3‑5 days, express), sea freight (12‑18 days), and DDP (Delivered Duty Paid) service for hassle‑free customs.
A: Absolutely. Our technical team is on‑call 24/7 via WhatsApp, email, or phone for installation guidance and warranty claims.
Ready to Upgrade Your Pipe‑Fitting Line?
Limited stock of premium 20mm caps – order within 48 h and receive a 5 % early‑bird discount.
Request Free Sample & QuoteOr call us directly: +86‑311‑808‑126‑83 / WhatsApp: +86 19333738338 (Ben)
What Our Customers Say
- Emily R., Operations Manager, Texas Manufacturing – “The 20mm caps arrived on schedule, matched the CAD drawings perfectly, and performed flawlessly under pressure testing.”
- Mark D., Procurement Lead, Chicago Utilities – “Pricing was 30 % lower than our previous supplier, and the quality exceeded expectations – zero returns in 12 months.”
- Linda S., Engineering Director, Seattle Robotics – “OEM design turnaround was impressively fast. We now specify YD caps in all new robot frames.”
About the Author
Alex Chen, Senior Casting Engineer
Over 15 years in metal‑casting and pipe‑fitting solutions, responsible for quality assurance at Hebei Yuanda Trade Co., Ltd. Published author in “International Foundry Journal” and regular speaker at the Global Manufacturing Expo.
Contact: info@ydcastings.com | Contact Page
Designed for purchasing managers and operations leaders who demand reliable pipe fittings without the premium price tag. Discover how we eliminate these risks → By cutting out middlemen, we reduce the unit price by