Reduce unplanned downtime by up to 41% with SS butterfly valves that withstand extreme temperatures, aggressive media, and high-cycle operations. Designed for chemical processing, food & beverage, pharmaceutical, and marine applications.
📥 Get Free Quote in 24h + Free Sample Request✓ ISO 9001 certified ✓ CE / FDA / RoHS compliant ✓ OEM/ODM supported
Every year, process plants lose an estimated $20,000–$80,000 per unplanned shutdown due to valve failure. If you're sourcing stainless steel butterfly valves without rigorous quality control, you're likely facing:
You need an SS butterfly valve that removes these risks — let's show you the specs that matter.
Ningjin Thriveon Valve Co., Ltd. has supplied 4,200+ stainless steel butterfly valves to 14 countries. Every unit is backed by a 10+ year engineering team and a vertically integrated factory. Here's what sets our SS butterfly apart:
We use only virgin SS ingots with PMI (Positive Material Identification) on every batch.
✔️ Zero substitution, full traceability.
Disc-to-seat fit within ±0.05 mm — bubble-tight shutoff per ISO 5208 Rate A.
✔️ 200,000-cycle life tested.
Choose from PTFE, R-PTFE, EPDM, Viton®, or FDA-grade liners.
✔️ Full OEM/ODM design — your spec, our engineering.
In-house foundry + machining center cuts lead time by 40%.
✔️ Standard sizes shipped in 20 days or less.
EN 10204 3.1 / 3.2 certs, PMI report, hydro test record, NACE MR0175 upon request.
✔️ Audit-ready from day one.
CE (PED 2014/68/EU), FDA 21 CFR 177, RoHS, REACH, and UKCA.
✔️ We help you meet local regulations.
| Parameter | Standard Range | Custom Option |
|---|---|---|
| Body Material | CF8M (316), CF8 (304) | 316L, 317L, 904L, Duplex 2205 |
| Disc Material | 316 SS (investment cast) | 316L, Duplex, CoCr alloy coating |
| Seat / Liner | EPDM, PTFE, R-PTFE | Viton®, FDA Silicone, FEP/PFA lined |
| Stem | 416 SS (double D) | 316 SS, 17-4 PH, Monel® |
| Size Range | DN50 – DN600 (2″ – 24″) | DN25 – DN1200 (1″ – 48″) |
| Pressure Rating | PN10 / PN16 / Class 150 | PN25, Class 300, 10 bar |
| Temperature | -20°C to +150°C (PTFE) | -40°C to +200°C (Viton®) |
| Connection | Wafer, Lug, Flanged | Butt-weld, Grooved end |
| Operation | Lever / Gearbox | Pneumatic actuator, Electric actuator |
| Testing | Hydro 1.5× MAP, Shell test | Helium leak test, Fire-safe API 607 |
| Certification | CE, ISO 9001, FDA | NACE MR0175, ATEX, SIL 2/3 |
ss butterfly valve stainless butterfly stainless steel butterfly
* All parameters are subject to engineering review for custom orders. Contact our team for your specific service condition.
Our stainless steel butterfly valves are deployed in demanding environments where reliability is non-negotiable:
…and 200+ other EPCs, plant operators, and OEMs across 14 countries.
ISO 9001:2015 CE / PED 2014/68/EU FDA 21 CFR 177 (liner) RoHS REACH UKCA NACE MR0175 ATEX (optional) SIL 2/3 (optional)
✔️ Factory toured and audited by SGS, Bureau Veritas, and TÜV Rheinland. Complete documentation package available for your review.
We offer CF8M (316), CF8 (304), 316L, 304L, plus high-performance alloys like Duplex 2205, 904L, and Super Duplex. Every heat is verified by PMI (PMI report included with every order).
Yes. Our PTFE and silicone liners comply with FDA 21 CFR 177.1550 / 177.2600. We also offer 3-A and EHEDG design options for hygienic processes.
Standard sizes (DN50–DN300) ship in 15–20 working days. Custom trims, larger sizes, or actuated sets typically require 25–30 working days. We offer expedited service for urgent projects.
Absolutely. Every valve comes with EN 10204 3.1 material certificate, hydrostatic test report, and visual inspection record. 3.2 certification (witnessed by third-party) is available on request.
We follow a 7-step QC protocol: incoming material PMI → dimensional check (CMM) → hydrotest (1.5× MAP) → seat leak test (0.1 bar air) → torque verification → surface finish check → final visual. Random samples are sent to SGS for independent verification every quarter.
Yes – our top flange complies with ISO 5211 (F05–F25). We can also machine to NAMUR, DIN 3358, or customer-specific bolt patterns. Drawings are always shared for approval before production.
We offer 24 months from the date of shipment against material defects and workmanship. Extended warranty (up to 60 months) is available for select models under a service agreement.
Yes – we provide free samples (valve only, customer pays shipping) for existing valve end-users and OEMs with a valid company email and plant address. Sample requests are processed within 48 hours.
"We switched to Thriveon's SS butterfly valves after repeated failures with our previous supplier. In two years, we've had zero leakage incidents and the documentation is always audit-ready. Their 316L grade is genuine — we verified with our own PMI gun."
"The Duplex 2205 valves we ordered for our chlorine contact tank arrived 18 days early. The seat lapping is so precise we achieved bubble-tight shutoff at 6 bar — our maintenance team was impressed. We've since standardized on Thriveon for all SS butterfly needs."
"FDA compliance was non-negotiable for our crab processing line. Thriveon provided full FDA certs and the PTFE liner has held up perfectly after 18 months of daily CIP cycles. Their engineering team even helped us optimize the disc profile for better flow."
"We needed NACE MR0175 compliant valves for a sour gas application. Thriveon delivered 48 units with full traceability, PMI reports, and third-party hardness testing. The price was 23% below our European supplier — and the quality was identical."
"What sets Thriveon apart is their responsiveness. When we needed a modified stem length for our actuator, they revised the drawing in 6 hours and shipped within 12 days. That kind of flexibility is rare in the valve industry."
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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 
