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V-type Rubber Ring

Size d1 ×d2×h Size d1 ×d2×h 4 inch 110 × 120.2 × 5.1 18 inch 462 × 478 × 8 6 inch 170 × 183 × 6.5 470 × 486 × 8 8 inch 221.5 × 234.5 × 6.5 20 inch 498 × 514 × 8 10 inch 257 × 270 × 6.5 519 × 535 × 8 274.5 × 287.5 × 6.5 525 ×541 × 8 12 inch 327 × 340 × 6.5 24 inch 605 × 621 × 8 330 × 343 × 6.5 619 × 635 × 8 14 inch 358 × 371 × 6.5 28 inch 724 × 740 × 8 367.5 × 380.5 × 6.5 30 inch 777 × 793 × 8 16 ...

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Carbon Steel Flanged Flexible Rubber Joint for ...

Performance Characteristics Applicable Medium Technical Parameters

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Metal Seated Bi-directional Butterfly Valve

Principles of double eccentric structure The function of double eccentric structure When the butterfly plate is in the process of on/off valve and the valve is in full open state, the sealing surface is completely detached, especially a large gap near the sealing seat of the valve stem, so as to reduce the wear and abrasion of the valve sealing surface, protect the main seal rubber ring of the butterfly valve, and extend the service life. Performance Characteristics Applicab...

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Electric Operated Soft Sealing Butterfly Valve

Product Details Performance Characteristics Applicable Medium Technical Parameters

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O-type Rubber Ring

Internal Diameter d1 Tolerances ± 10 – 20 0.13 20 - 30 0.14 30 - 40 0.22 40 - 50 0.36 50 - 65 0.44 65 - 80 0.53 80 - 120 0.65 120 -180 0.90 180 – 250 1.20 250 -315 1.60 315 – 400 2.10 400 – 500 2.60 500 – 630 3.20 630 – 750 4 Wire Diameter d2 Tolerances ± 1.8 0.08 2 0.09 2.4 3.1 3.53 0.10 4 4.5 5 0.12 5.33 5.5 ...

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Rubber Sealing Ring

Characteristic： Technical Parameters

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Tilted Plate Rubber Sealed Butterfly Valve

Characteristic： Working Principle: Technical Parameters

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District Heating Fully Welded Ball Valve

Product Details Performance Characteristics Applicable Medium Mainly suitable for natural gas, hot water Structure This type of ball valve mainly consists of body, adapter, ball, stem, seal ring seat, actuator, etc. Technical Parameters

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Casting / Forged Floating Ball Valve for sour, ...

Product Details Performance Characteristics Applicable Medium Mainly suitable for oil, natural gas and other sour medium, as well as water, air etc. Appearance structure diagram Technical Parameters

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Flanged / Wafer Type Triple Eccentric Butterfly...

Product Details Valve Structure Performance Characteristics Applicable Medium Technical Parameters

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Tilted Plate Metal Seated Slow Closed Check Valve

Performance Characteristics Applicable Medium Technical Parameters

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Pipeline System Trunnion Mounted Ball Valve

Performance Characteristics The body of Pipeline ball valve with trunnion mounted structure is forged structure, and the body can be in BB (Bolted Body) connection and WB (Welded Body) connection. The ball valve has the characteristics of large strength, good sealing, free maintenance and long service life. This series of ball valves in accordance with the advanced material standards, choose high quality materials and adopt advanced production and processing technology. Through first-class de...

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About Us

Description：

Shanghai Shengyu valve co., Ltd. is located in the beautiful Qingcun Qianqiao Economic Development Zone in Fengxian, Shanghai, adjacent to the Oriental Financial Town. It is about 45 minutes away from Shanghai Pudong International Airport, Shanghai Hongqiao Transportation Hub Center and the famous Shanghai Disneyland. At the same time, it is easily drive 25 minutes to the gold coast of Shanghai – “ the Bihai Sands” Bay Tourism Area and the Bay National Forest Park.

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NEWS

How to effectively troubleshoot faults in large-diameter pneumatic butterfly valve

1、 Before installing the pneumatic butterfly valve, it is necessary to confirm whether the product performance and medium flow arrow of the pneumatic butterfly valve are consistent with the operating conditions and clean the valve chamber. It is not allowed to have impurities or foreign objects ...
Differences between centerline butterfly valves, single eccentric, double eccentric, and triple eccentric butterfly valves

Centerline butterfly valve (concentric butterfly valve) The structural feature of a centerline butterfly valve is that the axis of the valve stem, the center of the butterfly plate, and the center of the valve body are in the same position. Simple structure and convenient manufacturing. The commo...
Structural characteristics of trunnion mounted ball valves

The structural characteristics of trunnion mounted ball valves are: Trunnion Mounted Ball Valve Manufacturer and Supplier | Shengyu 1. Unique valve seat sealing structure Trunnion mounted ball valves can choose a sealing structure front the ball, a sealing structure back the ball, or double seal...
What are the manufacturing processes for valves?

There are mainly several types of valve manufacturing processes. At first glance, there are not many parts, simple structure, and average accuracy in the valve. It is a simple component in the mechanical industry, but the central sealing part of the valve has particularly high requirements. The ...
What is the difference between gate valves and globe valves？

What is the difference between a gate valve and a globe valve? Many people believe that gate valves and globe valves have the function of cutting off media, so what are the differences between them in practical applications? Let’s take a look at the difference between the two. Gate valves ...