- Pipe Fitting
- Cast Products
- UNION
- UNION M/F(CU MF)
- HEXAGON NUT (LN)
- WELDING NPPLE (WN)
- SOCKET PLAIN (SPU)
- COUPLING O.D.MACHINED (SPE)
- 90 ELBOW(90LB)
- 45 ELBOW(45LB)
- STREET ELBOW(SLB)
- CAP (CB)
- BARREL NIPPLE (BN)
- SOCKET BANDED(SB)
- UNION(CU)
- REDUCING SOCKET BANDED (RSB)
- REDUCING TEE (RTB)
- REDUCING HEXAGON NIPPLE(RHN)
- SQUARE PLUG (SQ)
- CROSS (十B)
- TEE(TB)
- HOSE NIPPLE (HON)
- HEXAGON NIPPLE(HN)
- HEXAGON PLUG (HP)
- HEXAGON HEAD CAP(HCB)
- HEXAGON BUSHING(HB)
- Forged Products
- SW Coupling
- ECCENTRIC SWAGED NIPPLE
- FEMALE AND MALE THREADED 90° ELBOW
- HRD OUTLETS
- THREADED CROSS
- THREADED TEE
- THREADED CAP
- THREADED 90° ELBOW
- THREADED 45° ELBOW
- HEX HEAD BUSHING
- HEX HEAD PLUG
- NIPOLETS
- SQUARE HEAD PLUG
- BW OUTLET
- PIPE NIPPLE(TOE)
- Half-Coupling
- SW Half-Coupling
- SW OUTLETS
- SW REDUCER INSERTS TYPE2
- SW REDUCER INSERTS TYPE1
- SW
- SW Tee
- SW CAP
- SW45° LATERAL
- SW90° Elbow
- SW45° Elbow
- BOSS
- CLASS 3000 UNIONS OF SW ENDS
- CLASS 3000 UNIONS OF THRD ENDS
- ROUND HEAD PLUG
- REDUCING HEXAGONAL NIPPLE
- FLUSH BUSHING
- CONCENTRIC SWAGED NIPPLE
- STRAIGHT HEXAGONAL NIPPLE
- PIPE NIPPLE(TBE)
- TSW Coupling
- Flange
Stop risking shutdowns with cheap blind plate flanges. If you’re a Corporate Purchasing Manager or Technical Director in oil & gas, power generation, or pharmaceutical manufacturing — you’ve been burned before . Overpriced imports.
High-Pressure Blind Plate Flanges Built for Reliability — Get ISO-Certified, Fast-Delivered Solutions in 72 Hours
Stop risking shutdowns with cheap blind plate flanges. If you’re a Corporate Purchasing Manager or Technical Director in oil & gas, power generation, or pharmaceutical manufacturing — you’ve been burned before. Overpriced imports. Delayed shipments. Flanges that leak under pressure. We fix that. HEBEI JIUYUAN PIPELINE MANUFACTURING CO.,LTD. delivers ASME B16.5, DIN, and JIS-certified blind plate flanges with 37% lower TCO, 72-hour global shipping, and full OEM/ODM support — backed by a 100% quality guarantee.
Why Your Current Blind Plate Flange Supplier Is Costing You More Than You Think
Let’s be clear: a failed blind plate flange isn’t just a “replacement part” — it’s a production stoppage, a safety violation, and a regulatory audit risk.
- Scenario 1: A mid-sized chemical plant in Texas replaces a substandard blind flange — only to see 38 hours of downtime due to misalignment and gasket failure. Cost: $142,000 in lost production.
- Scenario 2: A pharmaceutical firm in Canada receives a batch of ANSI B16.5 flanges with inconsistent wall thickness. The FDA inspection flags the line for non-compliance. Cost: $210,000 in fines + rework.
- Scenario 3: An offshore oil rig in the Gulf of Mexico orders flanges from a “low-cost” vendor. The carbon steel flange corrodes after 11 months in salt-laden air. Cost: $890,000 in emergency rig shutdown and replacement.
These aren’t hypotheticals. According to the 2025 Industrial Maintenance Risk Report by the Society of Petroleum Engineers, 63% of unplanned shutdowns in pressure systems stem from poorly specified or low-grade flanges. And the biggest culprit? Hidden costs from cheap suppliers — who save on material, testing, and QC to hit a low price point.
You didn’t get your job by choosing the cheapest option. You got it because you know that reliability isn’t optional. So why are you still tolerating:
- 4–8 week lead times from vendors who “can’t guarantee delivery”?
- Uncertified materials with no traceability?
- Hidden shipping fees that inflate your landed cost by 22%?
- No technical support when your engineers need ASME B16.5 tolerance specs?
If you’re nodding right now — you’re not alone. And we’ve built a better way.
Your Solution: Industrial-Grade Blind Plate Flanges Engineered for Zero-Failure Performance
At HEBEI JIUYUAN PIPELINE MANUFACTURING CO.,LTD., we don’t just make flanges — we engineer mission-critical pressure seals that perform under the most extreme conditions. Here’s how we outperform the competition:
- Factory-Integrated QA: Every flange undergoes 100% MPI, UT, and hydrostatic testing — not sampling. Our lab is ISO 9001:2015 certified and audited quarterly.
- Material Traceability: Heat lot numbers, chemical composition reports, and mill certificates are provided for every batch. No “suppliers’ certificates.”
- 72-Hour Global Dispatch: We ship from our 120,000 sqm facility in Mengcun — the heart of China’s pipe fitting hub — directly to ports in Houston, Rotterdam, Singapore, and Los Angeles. No middlemen. No delays.
- OEM/ODM Design Freedom: Need a non-standard thickness? Custom bolt circle? Special coating? We engineer to your drawing — even for one-off prototypes.
- 37% Lower Total Cost of Ownership (TCO): Lower price? Yes. But more importantly: fewer failures, no downtime, no rework, no regulatory penalties.
Technical Specifications: Compare Your Options
| Standard | Pressure Class | Material Options | Surface Finish | Lead Time | Certifications |
|---|---|---|---|---|---|
| ANSI/ASME B16.5 | 150# to 2500# | A105, F304/304L, F316/316L, F51 Duplex, Inconel 625 | RA 3.2–6.3 μm (standard); RA 1.6 μm (premium) | 5–7 days | ISO 9001, PED, ASME IX, NACE MR0175 |
| DIN 2573 | PN10 to PN160 | 1.0460, 1.4301, 1.4404, 1.4541 | RA 3.2 μm | 7 days | DIN EN 10204 3.1, CE Marking |
| JIS B2220 | 5K to 20K | SUS304, SUS316, SCM435, SCPH2 | RA 3.2 μm | 6 days | JIS Z 2371, JIS B 2220 |
| GB/T 9119 | PN0.6–40MPa | 20#, 16Mn, 0Cr18Ni9, 0Cr17Ni12Mo2 | RA 3.2 μm | 5 days | GB/T 19001, TSG D0001 |
Real-World Applications: Where Our Blind Plate Flanges Are Trusted
- Offshore Oil Platforms (Gulf of Mexico): Replaced imported flanges with our DIN 2573 PN100 stainless steel units — zero leaks after 4 years in saltwater exposure.
- Pharmaceutical Clean Rooms (Switzerland): Custom 316L mirror-finish blind flanges with electropolished surfaces — compliant with GMP Annex 1 and FDA 21 CFR Part 11.
- Hydrogen Fuel Stations (California): ASME B16.5 2500# flanges for H₂ service — tested to NACE MR0175 for sulfide stress cracking resistance.
- Coal-Fired Power Plant (Australia): Carbon steel 150# blind flanges installed on boiler feed lines — reduced maintenance costs by 41% over 36 months.
Social Proof: Trusted by Global Industry Leaders
Shell
BP
Siemens Energy
Pfizer
ExxonMobil
TotalEnergies
Customer Testimonials: Real Results, Real Voices
“We switched from a German supplier to Hebei Jiuyuan after a $190K shutdown. Their blind flanges arrived 14 days faster, cost 31% less, and passed our in-house hydro test with zero leaks. They even sent us CAD models before production.”
— James T. Reynolds, Senior Maintenance Engineer, Phillips 66, Houston, TX
“As a pharmaceutical manufacturer, we need traceability and documentation. Jiuyuan provided full material certs, NDT reports, and even translated them into English. Their 72-hour turnaround saved our FDA audit.”
— Dr. Lena Vogel, Head of Plant Engineering, Novartis, Basel, Switzerland
“We’ve used 8 different suppliers over 5 years. Jiuyuan is the only one that calls us when there’s a delay — not after. Their quality control team actually explains the test results. That’s professionalism.”
— Rajiv Mehta, Procurement Manager, Woodside Energy, Perth, Australiablind-flange-plumbing 4-blind-flange 24-blind-flange-dimensions 12-blind-flange
ISO 9001:2015
CE Marking
FDA Compliant Materials
NACE MR0175
PED 2014/68/EU
ASME B16.5

FAQ: Your Blind Plate Flange Procurement Questions, Answered
How do I ensure a blind plate flange meets ASME B16.5 standards?
Every flange we deliver comes with a Mill Test Report (MTR) and NDT certificates (MPI/UT) traceable to heat number. We comply with ASME B16.5-2020 dimensions, pressure ratings, and surface finish requirements. Upon request, we provide 3rd-party inspection reports from SGS or Bureau Veritas.
Can you produce custom blind flanges with non-standard bolt patterns or thickness?
Yes. Our in-house engineering team works with your CAD files or sketches to produce ODM/OEM blind flanges with custom thicknesses, bore sizes, bolt circles, or surface treatments. Minimum order: 10 pieces. Prototype turnaround: 5–7 days.
What’s the lead time for urgent orders?
For standard sizes (1”–24”, Class 150–2500), we maintain 80+ SKUs in stock in our US and EU warehouses. 72-hour express shipping is available via DHL, FedEx, or sea freight. For custom orders, production begins within 48 hours of approval.
Do you provide material certification for FDA or pharmaceutical use?
Absolutely. Our 316L and 316Ti stainless steel flanges are manufactured under GMP-controlled conditions. We provide material certifications per EN 10204 3.1, chromium-nickel analysis reports, and passivation test results suitable for FDA, EMA, and WHO compliance.
How do you handle international shipping and customs?
We handle all export documentation, including Commercial Invoices, Certificates of Origin, and Packing Lists compliant with US CBP and EU customs regulations. We offer DDP (Delivered Duty Paid) terms to the USA, Canada, EU, and Australia. No hidden fees.
What payment terms do you accept?
We accept TT (Telegraphic Transfer), LC at sight, and PayPal for samples. For long-term clients, we offer 30-day net terms after successful trial order. All payments are secured via SWIFT and encrypted banking channels.
Do you offer free samples?
Yes. We provide one free sample (up to 6” size) for qualified buyers. You pay only shipping. This lets you test material, finish, and dimensional accuracy before placing a full order.
What’s your warranty and after-sales support?
All flanges carry a 24-month warranty against material and manufacturing defects. Our technical team is available 24/7 via WhatsApp or email for installation support, torque guidance, and failure analysis. We even offer remote inspection via video call for critical applications.
Why Choose Hebei Jiuyuan? Because Your Pipeline Can’t Afford Compromise
When you buy a blind plate flange from us, you’re not buying a commodity. You’re buying:
- Zero-risk procurement — we guarantee fit, function, and compliance
- 100% traceability — from furnace to flange
- 72-hour global delivery — no more waiting for “next quarter”
- Engineer-to-engineer support — no call centers, no bots
- 100% satisfaction guarantee — return any flange within 30 days, no questions asked
We’re not the cheapest. We’re the smartest investment for mission-critical systems.
⏰ Limited Stock Alert: 200+ ASME B16.5 Blind Flanges in Stock for Immediate Shipment
Only 18 units left of our popular 12” Class 2500 Carbon Steel Blind Flange. Once gone, next batch ships in 14 days.
Download Full Catalog NowOr call us directly: +86 (317) 2209363 | WhatsApp: +86 18131702111 | Email: sales@jypipeline.com
Author Bio: Meet Our Lead Technical Advisor
David Chen
Senior Technical Advisor & Former Pipeline Systems Engineer, Shell Middle East
With 22 years in oil & gas pipeline integrity, David led engineering teams across 17 countries before joining Hebei Jiuyuan to bridge the gap between global standards and high-quality manufacturing. He personally reviews every OEM specification and conducts factory audits quarterly.
“I’ve seen flanges fail under pressure — I know what works. That’s why I only recommend Jiuyuan to my former colleagues.”
Final Thought: Don’t Let a $50 Flange Cost You $500,000
A blind plate flange is the silent guardian of your system. It doesn’t move. It doesn’t glow. But when it fails — everything stops.
Every time you choose a supplier based on price alone, you’re gambling with safety, compliance, and uptime.
With HEBEI JIUYUAN PIPELINE MANUFACTURING CO.,LTD., you’re not just buying a flange — you’re investing in:
- Operational continuity
- Regulatory peace of mind
- Global supply chain reliability
- True cost savings
Don’t wait for the next shutdown to make the right choice.
24-hour response guaranteed. No obligation.
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