Company News - Zhengzhou Jinggong Technology Co., Ltd

Welcome! ZZJG VALVE Factory Can Offer High Quality Line Blind Valves And Goggle Valves.

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Blind Valves Applications in Iron and Steel Industry

Blind Valves Applications in Iron and Steel Industry

In the complex industrial field of steelmaking, involving high temperatures, high pressures, and flammable and explosive media, absolute isolation of the pipeline system is crucial for ensuring production safety and process stability. Blind valves, also known as spectacle valves or baffle valves, ha…... 2026/04/22

From “Iron Plate” to “Smart Gate”: The Evolution of Blind Plate Valves

From “Iron Plate” to “Smart Gate”: The Evolution of Blind Plate Valves

In the vast systems of industrial pipelines, there is a device known as the "gate of life"—the blind plate valve. Its emergence completely solved the century-old problem of "unbreakable and unsafe" large pipelines during maintenance.... 2026/03/19

Analysis of Causes for Blind Plate Valve Seal Failures

Analysis of Causes for Blind Plate Valve Seal Failures

By switching between the through-hole plate (open position) and the solid plate (blind position), they achieve unobstructed flow and complete isolation of pipeline media, serving as a vital guarantee for equipment maintenance, process switching, and safe production. In actual operation, poor sealing…... 2026/03/07

Line Blind Valves Manufacturer From China Famous Brand

ZZJG Valve as China Famous Line Blind Valves Manufacturer Brand, can provides high quality line blind valves. Its core product range includes: various of line blind valves, blast furnace gas blind valves, open-type blind valves, fully enclosed blind valves, control valves, pressure regulating valve …... 2026/02/28

The Key Role of the Spectacle Blind Valve in Gas Pipelines

The Key Role of the Spectacle Blind Valve in Gas Pipelines

In the vast and complex urban gas transmission and distribution system, safe operation is the primary prerequisite for ensuring people's livelihood and serving development. Faced with multiple operational needs such as daily pipeline maintenance... 2026/02/12

High-Efficiency Blind Valve for Oil & Gas Industry

High-Efficiency Blind Valve for Oil & Gas Industry

Today we're introducing a top-notch product specifically designed for the oil and gas industry—the ZZJG sliding blind valve. Its core advantage lies in its ability to rapidly isolate pipelines, operable by a single person. As the global energy sector seeks more reliable pipeline isolation solutions,…... 2026/01/04

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