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Struggling with rust-prone flanges that fail in harsh environments? As a US operations manager, secure galvanized flanges that last 3x longer, cut downtime by 40%, and ship to USA ports in 15 days.
You know the frustration: flanges that corrode quickly in humid or chemical-exposed environments, leading to leaks, shutdowns, and emergency replacements.
Ready to fix this? Scroll to our solutions.
As a leading FRP and industrial equipment manufacturer, we produce hot-dip galvanized flanges (galv flanges) engineered for seamless integration with FRP pipes, cooling towers, and power systems. Our USP: Factory-direct pricing with OEM/ODM design.
| Specification | Details |
|---|---|
| Material | Carbon Steel, Hot-Dip Galvanized |
| Standards | ANSI B16.5, ASTM A105/A123 |
| Size Range | 1/2" - 48" |
| Pressure Rating | 150-2500# |
| Zinc Coating | 85-120μm |
| Certifications | ISO 9001, RoHS, CE |
Case Study: A Texas oil firm replaced leaky flanges with ours – reduced maintenance by 37% in 90 days. Get your custom quote now.
From 1/2" to 48" ANSI flanges, fully customizable for your FRP or steel systems. MOQ: 50pcs.
15 days sea to West Coast; DHL air in 7 days. FOB/CIF terms available.
Yes, 85μm hot-dip galvanizing exceeds ASTM standards – ideal for harsh USA industrial use.
T/T 30% advance, L/C at sight, PayPal for samples. Secure and compliant.
12-month warranty, free replacement for defects. Lifetime tech support.
Yes, for qualified buyers – covers freight over $500 order.
Free samples + 5% discount for first 50 USA orders. Money-back if not satisfied.

WhatsApp: +86 18631823130
Email: longxuanfrp@gmail.com
Privacy policy: Your data is secure per GDPR/CCPA. Contact Us
"Best galv flanges we've sourced from China – perfect fit for our cooling towers, arrived in 14 days!"
– Mike R., Supply Chain Mgr, California (5 stars)
"Quality beats US suppliers at half price. No rust after 1 year in humid plant."
– Sarah L., Tech Director, Texas (5 stars)
"OEM customization was spot-on. Highly recommend for wholesale galv flange needs."
– David K., Ops Manager, Florida (5 stars)
"Fast delivery, full compliance docs. Saved us 35% on project budget."
– Lisa T., Purchasing Lead, New York (5 stars)
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
Proven by Global Leaders in USA & Beyond
Join trusted partners using our galv flanges for mission-critical systems.
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Certificates: ISO 9001, CE, RoHS, CB – fully USA import compliant. Download brochure below.