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As a purchasing manager in the USA, you face corrosion, leaks, and high costs in harsh industrial environments. Our flanged stainless steel fittings deliver ASME-compliant durability, cutting downtime by up to 40%.
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In today's competitive USA market, unreliable flanged stainless steel fittings drain your budget and operations. Here's what you're likely facing:
Ready to end these headaches? Discover our solution below. Learn More
From our powerful factory in Hebei, China, we deliver wholesale flanged stainless steel fittings with unbeatable quality, OEM/ODM design, and high-speed delivery to the USA—countering high prices and low quality from competitors.
| Parameter | Specification |
|---|---|
| Material | SS 304/316/316L |
| Types | Weld Neck, Slip-On, Blind, Socket Weld |
| Size Range | 1/2" to 24" NPS |
| Pressure Class | 150-2500# (PN10-PN400) |
| Standards | ASME B16.5, ANSI, DIN |
Ideal for chemical plants, oil & gas pipelines, water treatment. Case: USA client reduced leaks by 37% in pharma piping, saving $50K/year.
Need specs for your project? Request a Demo
From 1/2" to 24" NPS, fully customizable for USA projects.
7-14 days via express sea/air, with tracking.
Yes, full design services with prototypes in 10 days.
T/T, L/C, PayPal; 30% deposit, balance on shipment.
24/7 support, 1-year warranty, free replacements.

Yes, ASME B16.5 certified, RoHS, full documentation.
Limited-time: Free samples for orders over $5K + 5% discount until end of month. Risk-free with money-back guarantee.
Hebei Longxuan Environmental Protection Equipment Co., Ltd. | 20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China | Privacy Policy
Mike R., Purchasing Manager, Texas Chemical Plant ★★★★★
"Outstanding flanged stainless steel fittings. Delivered in 10 days, perfect fit for our high-pressure lines. Saved us 35% vs. local suppliers!"
Sarah L., Operations Director, California Water Treatment ★★★★★
"Top-notch quality and customization. No leaks after 6 months—highly recommend for USA compliance."
David K., Supply Chain Manager, New York Oil & Gas ★★★★★
"Fast OEM service beat all competitors. 316 SS flanges exceeded expectations—our go-to supplier now."
Emily T., Technical Director, Florida Pharma ★★★★★
"Reliable, affordable, and certified. Transformed our piping reliability overnight."
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.





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20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China
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Certificates: ISO 9001, ASME, RoHS, CE, FDA Compliant. Full audit trails available.