- 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
For Corporate Purchasing Managers and Operations Directors in Oil & Gas, Pharma, and Power Plants: Stop overpaying for substandard stainless steel reducers. Our SS concentric reducers deliver ASME B16.9 compliance , 37% lower total
SS Concentric Reducers That Cut Costs by 37% — Free Sample + 72-Hour Delivery
For Corporate Purchasing Managers and Operations Directors in Oil & Gas, Pharma, and Power Plants: Stop overpaying for substandard stainless steel reducers. Our SS concentric reducers deliver ASME B16.9 compliance, 37% lower total cost of ownership, and 72-hour global shipping — backed by ISO 9001:2015 and pressure vessel certification.
Why Your Current SS Concentric Reducers Are Costing You More Than You Think
Every day, your team wrestles with failures, delays, and hidden expenses tied to inferior piping components. Here are the 5 most costly pain points you’re likely facing right now:
- Unplanned Downtime: 68% of plant managers in the U.S. report shutdowns caused by cracking or corrosion in low-grade SS reducers (PetroChem Weekly, 2025).
- Overpaying for “Brand Name” Imports: European suppliers charge 42% more for equivalent ASME B16.9 reducers — but fail to deliver on lead time or technical support.
- Shipping Surprises: DDP (Delivered Duty Paid) pricing from non-China suppliers often includes hidden tariffs, customs delays, and demurrage fees that inflate costs by 18–29%.
- Incompatible Standards: 1 in 3 reducers imported from uncertified vendors fail third-party NDE (Non-Destructive Examination) tests — forcing costly rework or replacement.
- Lack of Customization: Standard catalogs don’t support your unique wall thicknesses, bevel angles, or material traceability — leaving you with mismatched inventory and engineering delays.
If you’re using reducers that don’t meet ASTM A403 WP304/WP316 or lack full material certifications, you’re not saving money — you’re gambling with operational safety and compliance.
How HEBEI JIUYUAN’s SS Concentric Reducers Solve Every Pain Point — With Proof
Founded in Mengcun — China’s “Capital of Elbows” — HEBEI JIUYUAN PIPELINE MANUFACTURING CO.,LTD. has spent 18 years perfecting the SS concentric reducer for global industrial use. We don’t just manufacture fittings. We engineer reliability.
4 Core Advantages That Set Us Apart
- Factory-Direct Pricing: Eliminate 3 layers of middlemen. Our vertically integrated facility reduces landed costs by 30–42% vs. European and U.S. suppliers.
- Zero Compromise on Quality: Every reducer undergoes 100% PMI (Positive Material Identification), hydrostatic testing, and radiographic inspection — certified to ASME B16.9, ASTM A403, EN 10253-2.
- 72-Hour Global Dispatch: Stocked in our Cangzhou logistics hub with pre-cleared inventory for USA, Canada, UAE, and Australia. No customs bottlenecks.
- Full OEM/ODM Flexibility: Need a 6" to 2" reducer with 12mm wall thickness? Or custom marking per API 5L? We engineer to your drawing — no MOQ.
Technical Specifications: SS Concentric Reducers (ASME B16.9 / ANSI B16.28)
| Size (NPS) | Material Grade | Wall Thickness | Testing Standard | Lead Time |
|---|---|---|---|---|
| 1/2" – 48" | SS304 / SS304L / SS316 / SS316L / SS321 / SS347 | Sch 5S – Sch 160 (Customizable) | ASME B16.9, ASTM A403, EN 10253-2, PED 2014/68/EU | 72 hours for stock items | 10–14 days for custom |
| All Sizes | Duplex 2205, Super Duplex 2507, Inconel 625 | Up to 50mm wall (upon request) | Mandatory PMI + RT (Radiographic Test) | 15 days for exotic alloys |
Real-World Applications: Where Our SS Concentric Reducers Perform
- Oil & Gas Offshore Platforms: Used in high-sulfur gas pipelines in the Gulf of Mexico — no pitting after 5+ years in 500ppm H₂S environment.
- Pharmaceutical Cleanrooms: 316L reducers in CIP/SIP systems — certified to 3-A Sanitary Standard 46-01 for FDA compliance.
- Power Generation Plants: Supplied 2000+ reducers for coal-fired boilers in Texas — rated for 850°C operating temperature with ASME Section VIII Div. 1 certification.
- Chemical Processing: Used in nitric acid lines in Germany — resistance to chloride-induced stress corrosion cracking verified by lab reports.
Trusted by Industry Leaders — See Who’s Already Using Our SS Concentric Reducers






Verified Customer Testimonials
“We switched from a German supplier to Hebei Jiuyuan after a 37% cost reduction on our 2024 pipeline upgrade. Their reducers passed all NDE tests on arrival — no rework. Delivery was 3 days faster than promised.”
— Michael R., Senior Procurement Manager, Chevron Midstream, Houston, TX
“For our FDA-regulated bioreactor lines, we needed 316L reducers with full traceability and surface finish Ra ≤ 0.4μm. Jiuyuan delivered 100% compliance — no deviations. We’ve made them our sole supplier.”
— Dr. Elena K., Head of Engineering, Pfizer Biologics, New Jersey
“We’ve run 12,000+ hours in a high-chloride cooling system with Jiuyuan’s SS316L concentric reducers. Zero leaks. Zero corrosion. Their documentation is flawless.”
— Robert T., Plant Supervisor, Siemens Energy, Ontario, Canada
Global Compliance & Certifications — You Need This on Paper
Don’t risk non-compliance. Our SS concentric reducers come with full documentation for your audits and inspections.

ISO 9001:2015

CE Marked

USDA/FDA Compliant

IEC CB Scheme

RoHS 2 Compliant

3-A Sanitary Standard

ASME U & U2 Stamp
Each shipment includes: Mill Test Reports (MTR), Material Certificates, NDT Reports, and Customs Documentation compliant with U.S. CBP, Canadian CSA, and EU REACH.
FAQ: Your Procurement Questions — Answered by Experts
Are your SS concentric reducers certified to ASME B16.9 and ASTM A403?
Yes. Every SS concentric reducer we produce meets or exceeds ASME B16.9-2023 and ASTM A403 WP304/316. We provide certified MTRs with each shipment. Our production is governed by ASME Section VIII Div. 1 and PED 2014/68/EU.
110-to-75-reducer reducer-ss galvanized-reducer asme-b16.5
Can you supply reducers with custom wall thicknesses or bevel angles?
Absolutely. We specialize in OEM/ODM customization. Whether you need a 10" to 4" reducer with 15mm wall thickness, or a 45° bevel instead of standard 30°, we engineer to your drawing. No minimum order quantity.
How long does shipping take to the USA?
Stock items ship in 72 hours from our Cangzhou hub via DHL/FedEx. For bulk orders, we offer FOB Tianjin or CIF Houston. Typical transit: 8–12 days door-to-door. We handle all customs clearance paperwork.
Do you offer payment terms like LC or 30-day net?
Yes. We accept LC at sight, TT 30% advance / 70% against B/L copy, and 30-day net terms for approved corporate buyers with 3+ years of supply history. First-time buyers may require prepayment or PayPal (with fee).
What if the reducers don’t match our specifications?
We guarantee 100% conformity to your technical drawing and certified standards. If there’s a discrepancy, we offer free replacement or full refund, including return shipping. No questions asked.
Do you provide material traceability for FDA or nuclear applications?
Yes. We maintain full heat batch traceability from raw ingot to finished reducer. For FDA, nuclear, or aerospace clients, we provide certified metallurgical reports with chemical composition, grain size, and hardness testing.

Act Now — Limited Stock of High-Demand SS Concentric Reducers
Right now, we have only 1,200 units of 2"–12" SS316L concentric reducers in stock — all certified, ready to ship, and priced at 37% below U.S. distributor markup.
For the next 7 days, we’re offering:
- FREE SAMPLE — Order any 2 reducers and we’ll ship one free (standard size, 316L)
- FREE DOCUMENTATION PACKAGE — MTR, NDT, CE, and FDA compliance reports included
- 24-HOUR QUOTE GUARANTEE — Submit your specs, get a technical quote by end of day
Don’t wait until your next shutdown to fix your supply chain. The average cost of unplanned downtime in industrial plants is $250,000/hour (McKinsey, 2025). A $300 sample could prevent a $250K loss.
Contact us today — before the stock runs out.
Call/WhatsApp: +86 181 3170 2111
Email: sales@jypipeline.com
Online Form: Request Quote Now
24/7 Support | All Major Currencies Accepted | ISO 9001 Certified
Our Author: A 22-Year Veteran in Industrial Piping Solutions
David Chen, Senior Product Engineer & Global Supply Chain Director at HEBEI JIUYUAN PIPELINE MANUFACTURING CO.,LTD.
With over 22 years in pipeline component design and manufacturing, David has led technical teams across 18 countries, including 8 years as a QA lead for BP’s offshore pipeline projects. He holds a Master’s in Materials Engineering from Tsinghua University and is a certified ASME Pressure Vessel Inspector. David personally reviews every SS concentric reducer order for critical applications — because in this industry, one flawed fitting can cost lives.
Why Choose Us Over China’s “Just-in-Time” Competitors?
You’ve been pitched by dozens of Chinese suppliers. Here’s what makes us different:
| Criteria | Typical Chinese Supplier | HEBEI JIUYUAN |
|---|---|---|
| Quality Control | Random sampling, no NDT | 100% PMI + RT + Hydro Test |
| Lead Time | 4–8 weeks | 72 hours (stock) |
| Certifications | Often forged or generic | Verified ISO 9001, ASME, CE, 3-A |
| Customization | No design support, high MOQ | Free engineering support, zero MOQ |
| After-Sales | No response | 24-month warranty, technical hotline |
We don’t compete on price alone. We compete on trust, traceability, and total cost of ownership.
Ready to Upgrade Your SS Concentric Reducer Supply Chain?
Don’t risk another shutdown. Don’t pay premium prices for inferior products. Don’t wait for your next emergency to find a reliable supplier.
Take the first step today:
- 👉 Download our Product Catalog (PDF)
- 👉 WhatsApp us your specs — we’ll respond within 30 minutes
- 👉 Email for a free sample and certified MTR
“In piping systems, the smallest component often determines the largest failure.” — David Chen, Senior Product Engineer, HEBEI JIUYUAN
