An Inquiry for Duplex Stainless Steel Last Week

An Inquiry for Duplex Stainless Steel Last Week

Last week, we received an inquiry for duplex stainless steel Gate Valve, manual operation. Please check the following information. Type: Duplex Stainless Steel Gate Valve, Manual Operation, Consist of Bolted Bonnet, Outside Screw and Yoke, Rising Stem, Flexible Wedge. Material: Duplex Stainless Steel, ASTM A890, Gr. 4A. Design: API 600.  Flange End: ASME B16.5.  Face to Face: ASME B16.1...

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Two Batches of Shipments Last Week

Two Batches of Shipments Last Week

A. First Patch of Stock Valves  Last weekend we delivered the first patch of stock valves by vessel for one of our important clients in Europe. This is just a small part of Din valves for this client. Every year we ship six patches of valves for the important client in Europe. The total 110 pcs gate valves of five different sizes were loaded on a 40" container. GATE VALVE DN200-PN40: 15 ...

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Gate Valve Versus Globe Valve

Gate Valve Versus Globe Valve

1. Structure Gate valve is shorter and higher than globe valve, so it needs attention to install rising stem valve. In case of the limited space, people should note that what kind of valve is appropriate. Gate valve is able to close the sealing surface relied on medium pressure, thus it can achieve the effect of no leakage. When opening or closing valve, the spool and the sealing surface of s...

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Soft Seal Ball Valve & Metal Hard Seal Ball Valve

Soft Seal Ball Valve & Metal Hard Seal Ball Valve

There are many kinds of ball valve used in different working condition according to different structure forms, connection methods and body materials. The seal form of all types of ball valve can be classified into two categories: soft seal and hard seal. Due to different sealing materials, their characteristics, performance and applicable working condition will also be different.   1. Speakin...

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The Working Principle and Structural Characteristics of Ball Valve

The Working Principle and Structural Characteristics of Ball Valve

The valve's disc is a ball with hole and driven by stem to open and close the channel. The ball valve can be closed tightly by 90 degree rotation and small rotational torque. According to different needs of working conditions, different actuators can be assembled to form ball valves with a variety of control methods, such as electric ball valve, pneumatic ball valve, hydraulic ball valve,...

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