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Double Stem Wafer Butterfly Valve - China Manufacturer

From our workshop to your project, we bring the {double stem wafer butterfly valve} that stands up to high-pressure piping and tight shut-off. As a China-based Manufacturer, we know uptime matters, so our double stem design balances loads to guard against stem bending and ensures precise control even under thermal expansion. The wafer body, paired with a robust seat and corrosion-resistant materials, makes installation fast and reliable in steel, chemical, or water lines. We offer flexible material options (EPDM, FPM, PTFE) and ANSI/ISO standards compliance to fit your process. Our valves feature quarter-turn action with minimal torque, low fugitive emissions, and easy maintenance with accessible seals. We ship worldwide, supported by in-house QC and prompt technical support. If you need a dependable valve for your demanding applications, let's talk; company detail: {}.

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double stem wafer butterfly valve Dominates Industry Giant

In today’s process and utility networks, the double stem wafer butterfly valve has emerged as a premier choice for precise isolation and reliable flow control. The twin stems provide balanced torque transmission, reduced stem deflection, and enhanced sealing life, delivering stable performance even under high torque and temperature swings. The wafer body fits between standard flanges, offering quick installation with light weight and cost efficiency, while supporting diverse materials and liners (cast iron, stainless steel, ductile iron; EPDM, NBR, FKM, PTFE) and trim options to match media and pressure classes (PN16-40, ANSI 150-300). For global procurement teams, durability, traceability, and service matter as much as price. Leading manufacturers provide rigorous QA, third-party testing, and compliance with international standards, along with scalable stock, short lead times, and OEM/ODM customization. With dependable performance, solid corrosion resistance, and wide availability of spare parts and technical support, these valves help ensure uptime across water, chemical, energy, and infrastructure projects worldwide.

{ double stem wafer butterfly valve Dominates Industry Giant}

Model Size (DN / in) Connection Body Material Disc Material Stem Material Seat Material Pressure Rating Temperature Range (°C) Cv / Kv End-to-End (mm) Weight (kg) Certification
DS-WS-50 DN50 (2.0" Wafer Cast Iron Ductile Iron Stainless Steel EPDM PN16 -20 to 180 140 118 5.2 API 598; ISO 9001
DS-WS-80 DN80 (3.15" Wafer Cast Iron Ductile Iron Stainless Steel EPDM PN16 -20 to 180 320 180 9.5 API 598; ISO 9001
DS-WS-100 DN100 (4.0" Wafer Stainless Steel 304 Stainless Steel Stainless Steel PTFE PN16 -20 to 200 630 260 14.7 API 598; ISO 9001
DS-WS-150 DN150 (6.0" Wafer Stainless Steel 316 Stainless Steel 316 Stainless Steel 316 PTFE PN25 -29 to 260 980 310 28.0 API 598; ISO 9001; CE
DS-WS-200 DN200 (8.0" Wafer Carbon Steel Stainless Steel Stainless Steel Graphite/PTFE PN25 -29 to 260 1580 420 52.0 API 598; ISO 9001; PED

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double stem wafer butterfly valve Your Trusted OEM Partner Custom Solutions,

Data Dimension: Operational Efficiency by Valve Type

This chart presents a data-driven view of operational efficiency by valve type, using a simple, self-contained SVG bar chart rendered with vanilla JavaScript. The data dimension is defined as “Operational Efficiency by Valve Type,” and the categories reflect common valve configurations used in process systems. Each category is expressed as a percentage score (0–100%), where 100% represents an idealized baseline of performance under standard operating conditions. The bar heights directly map to these efficiency scores, enabling quick visual comparison across valve types. The chart uses a 0–100% vertical scale with evenly spaced horizontal gridlines at 0, 20, 40, 60, 80, and 100 to aid interpretation. Colors are assigned per category to enhance discernibility and to avoid misinterpretation due to texture or pattern. The rendering logic computes bar positions and dimensions (width, height, and x/y coordinates) with margins that leave room for axis labels and category captions. When a user hovers over a bar, a tooltip appears, displaying the specific valve type and its exact efficiency value, providing precise data without cluttering the visual with excessive text. The dataset here is synthetic and intended for demonstration; it illustrates how scores might differ by valve configuration in a real-world context where data could come from QA tests, field telemetry, or supplier performance records. The example shows that one configuration may outperform others in terms of reliability and flow characteristics, which can guide design decisions, procurement strategies, and customization requirements. Limitations include the absence of variation by operating conditions such as temperature, pressure, and media compatibility. In a production setting, this chart could be extended to include multiple dimensions (e.g., by operating condition) or complemented by trend lines showing efficiency changes over time. This approach supports data-driven discussions among engineers, procurement teams, and operations managers evaluating OEM partner capabilities and customization options.

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  • Louise 2022.12.01 03:29:03

    We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

  • Mary 2022.10.29 18:18:10

    Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!

  • Jacqueline 2022.10.12 10:15:42

    Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,

  • Melissa 2022.09.12 12:31:51

    This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.

  • Michelle 2022.09.03 02:04:27

    The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!

  • Katherine 2022.08.31 10:43:57

    Problems can be quickly and effectively resolved, it is worth to be trust and working together.

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