Ideal for corporate purchasing managers, technical directors, and operations teams who need reliable, cost-effective flow control.
Get Free Quote in 24h →Every year, plant managers report 12–18% of unplanned downtime due to valve failure or backflow incidents. Here are the most frequent pain points our customers share before switching to Thriveon:
Low-grade materials cause premature seat erosion, leading to leakage and higher rejection rates. Replacement every 8–10 months drains budgets.
Sourcing from distant suppliers with weak logistics often means 45–60 day lead times and unpredictable freight surcharges.
Many branded suppliers apply 30–40% margin premiums on ASME/API valves. Your procurement team pays more for basic compliance.
Custom face-to-face dimensions, special trim materials, or actuated configurations? Many manufacturers refuse small-batch customization.
Our swing check valves are designed to eliminate backflow, reduce pressure drop, and last in demanding environments. With a dedicated engineering team and a vertically integrated factory in Northern China, we deliver quality and speed.
| Parameter | Available Options / Range |
|---|---|
| Size Range | 2" – 48" (DN50 – DN1200) |
| Pressure Class | ASME Class 150 – 2500 / PN16 – PN420 |
| End Connection | Flanged (RF, RTJ), Wafer, Lugged |
| Body Material | WCB, WCC, LCB, CF8, CF8M, Duplex SS, Hastelloy |
| Trim Material | 13Cr, SS304, SS316, Monel, Inconel (API Trim 1–8) |
| Disc Design | Swing disc with renewable seat (metal-to-metal or soft seat) |
| Operation | Automatic (non-return) / Optional lever & weight, spring-assisted |
| Design Standard | ASME B16.34, API 6D, BS 1868, EN 16767 |
| Testing | API 598 / ISO 5208 Rate A (zero leakage optional) |
| Certifications | ISO 9001, CE/PED, API 6D (on request), SIL 2 capable |
swing check valve 1 swing type check valve valve check swing
Application scenarios: Water & wastewater treatment, oil & gas gathering, chemical processing, HVAC, power generation, and marine systems. Request a custom quotation for your project →
Standard sizes (2"–12", Class 150–600) ship in 15–20 working days. Custom trims or higher pressure classes may require 25–30 days. We also offer an express service for urgent requirements.
Yes, we specialize in OEM/ODM. We can produce custom face-to-face dimensions, special flange drillings, actuated versions, and alternate materials (Duplex, Hastelloy, Monel). Just provide your drawings or specification sheet.
A swing check valve uses a hinged disc that swings open with forward flow and closes when flow reverses. It is ideal for low-pressure drop applications and horizontal lines. Lift check valves use a piston or ball that lifts vertically and require more pressure to open.
Every valve undergoes hydrostatic shell and seat testing per API 598. Material certifications (MTR) are provided. We also offer optional third-party inspection (SGS, Bureau Veritas) and low-leakage testing for fugitive emissions.
We accept T/T (30% deposit, 70% before shipment), L/C at sight, and for long-term partners, negotiable terms. For first orders, we recommend T/T or L/C for security.
Absolutely. We provide samples (stock sizes) for evaluation. Sample cost is deducted from the bulk order. Shipping is at buyer's cost, but we can arrange express collect (FedEx/DHL).
Yes, we offer a standard 18-month warranty from shipment date. Our technical team is available via email, WhatsApp, or video call to assist with installation, troubleshooting, and spare parts.
Perfect for our desalination plant
“We installed 18 units of 14” Class 150 swing check valves in our RO facility. Zero leaks after 8 months. The low pressure drop saved us ~$12k/year in pumping costs.”
Outstanding customization support
“We needed a special Hastelloy C-276 trim for a chemical plant. Thriveon engineered it in 3 weeks and the valve passed all NACE MR0175 requirements. Excellent technical communication.”
Reliable partner for OEM projects
“As a valve distributor in the US, I've sourced from 4 Chinese suppliers. Thriveon is the only one that consistently meets our QA standards and ships on time. Their swing check valves are now our standard offering.”
Great value for API 6D compliant valves
“We compared pricing from 3 US-based importers and Thriveon's direct factory price was 34% lower for the same API 6D spec. Delivery was 18 days – faster than any domestic vendor.”
Excellent after-sales technical support
“During commissioning, we had a question about the torque values for the bolted cover. Their engineer responded within 2 hours with a detailed torque chart and video instructions. That's real support.”
⚡ Limited-time: Free sample for first-time bulk orders (valve size ≤ 6"). Risk-free: 100% money-back guarantee if the valve fails under specified operating conditions within 12 months.
📌 Stock available for Class 150 & 300 flanged swing check valves – ship within 10 days.
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© 2026 Ningjin Thriveon Valve Co., Ltd. | South of Huanmadian Village Town, Ningjin County, Xingtai, Hebei, China | All valves comply with applicable international standards.
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Call us on:
+86-311-86935302
+86-311-86935302
Email Us:
info@thriveonvalve.com
South of Huanmadian Village Town, Ningjin County, Xingtai, Hebei Province, China 
Trusted by Global Buyers
“Thriveon’s swing check valves reduced our backflow incidents by 94% in the first year. Their team customized the seat material for our sour gas application – no other supplier offered that without a 10-week lead time.”
“We compared 5 suppliers for a large water treatment project. Thriveon provided the best technical compliance (ASME B16.34 + API 6D) and cut our valve spend by 27%. On-time delivery was 98.6%.”
Certifications & Compliance: ISO 9001:2015, CE / PED (EU), API 6D (in progress), ATEX for explosive environments. All valves comply with ASME B16.34 and API 598.
We also support CCC (China), RoHS, and REACH requirements upon request.