News
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A Guide to Butterfly Valve Installation
The correct installation of a butterfly valve is crucial for its sealing performance and service life. This document details the installation procedures, key considerations, and highlights the differences between the two common types: wafer-style and flanged butterfly valves. Wafer-style valves, ...Read more -
2.0 The Difference Between OS&Y Gate Valves and NRS Gate Valves
Difference in Working Principle Between NRS Gate Valve and OS&Y Gate Valves In a non-rising flange gate valve, the lifting screw only rotates without moving up or down, and the only part visible is a rod. Its nut is fixed on the valve disc, and the valve disc is lifted by rotating the screw,...Read more -
1.0 The Difference Between OS&Y Gate Valves and NRS Gate Valves
Commonly seen in gate valves are the rising stem gate valve and the non-rising stem gate valve, which share some similarities, that is: (1) Gate valves seal through the contact between the valve seat and the valve disc. (2) Both types of gate valves have a disc as the opening and closing element,...Read more -
TWS will make its debut at the Guangxi-ASEAN International Building Products & Machinery Expo
The Guangxi-ASEAN Building Products and Construction Machinery International Expo serves as a pivotal platform for deepening cooperation in the construction sector between China and ASEAN member states. Under the theme “Green Intelligent Manufacturing, Industry-Finance Collaboration,”...Read more -
Valve Performance Testing: Comparison of Butterfly Valves, Gate Valves, and Check Valves
In industrial piping systems, valve selection is crucial. Butterfly valves, gate valves, and check valves are three common valve types, each with unique performance characteristics and application scenarios. To ensure the reliability and efficiency of these valves in actual use, valve performance...Read more -
Guidelines for Valve Selection and Replacement Best Practices
The importance of valve selection: The selection of control valve structures is determined by comprehensively considering factors such as the medium used, temperature, upstream and downstream pressures, flow rate, the physical and chemical properties of the medium, and the cleanliness of the medi...Read more -
Intelligent～Leak-proof～Durable–The Electric Gate Valve for a new experience in efficient water system control
In applications such as water supply and drainage, community water systems, industrial circulating water, and agricultural irrigation, valves serve as the core components for flow control. Their performance directly determines the efficiency, stability, and safety of the...Read more -
Should the check valve be installed before or after the outlet valve?
In piping systems, the selection and installation location of valves are crucial to ensuring the smooth flow of fluids and the safety of the system. This article will explore whether check valves should be installed before or after outlet valves, and discuss gate valves and Y-type strainers. Fir...Read more -
Introduction to the Valve Industry
Valves are fundamental control devices widely used in engineering systems to regulate, control, and isolate the flow of fluids (liquids, gases, or steam). Tianjin Water-Seal Valve Co., Ltd. provides an introductory guide to valve technology, covering: 1. Valve Basic Construction Valve Body: The ...Read more -
Wishing everyone a joyful Mid-Autumn Festival and a fantastic National Day! – From TWS
In this beautiful season, Tianjin Tanggu Water-Seal Valve Co., Ltd wishes you a happy National Day and a happy Mid-Autumn Festival! On this day of reunion, we not only celebrate the prosperity of our motherland but also feel the warmth of family reunion. As we strive for perfection and harmony in...Read more -
What materials are commonly used for valve sealing components, and what are their key performance indicators?
Valve sealing is a universal technology essential to various industrial sectors. Not only are sectors such as petroleum, chemical, food, pharmaceuticals, paper making, hydropower, shipbuilding, water supply and drainage, smelting, and energy dependent on sealing technology, but cutting-edge indus...Read more -
Glorious Ending! TWS Shines at the 9th China Environment Expo
The 9th China Environment Expo was held in Guangzhou from September 17 to 19 at Area B of the China Import and Export Fair Complex. As Asia’s flagship exhibition for environmental governance, this year’s event attracted close to 300 companies from 10 countries, covering an area of app...Read more
