Industry News- Jianhu Yuxiang Machinery Manufacturing Co., Ltd.

Types of Gas Valves: A Practical Guide to Selection and Service in Oil and Gas
Ask a room of engineers to list the types of gas valves and you will get a slightly different list from every one of them. That is not confusion; it is because "gas...

2026.10.26
Gate Valve Versus Ball Valve: Key Differences for Oil and Gas Industry Applications
When selecting a valve for high-pressure oil and gas applications, engineers frequently debate the choice between a gate valve and a ball valve. Both serve as isola...

2026.10.19
Ball Valve Design Essentials: Floating vs Trunnion, Seals, and Standards
A produced-water injection manifold at a Permian Basin facility had a 4-inch ball valve fail its shutoff test after ninety days. The PTFE seat had cold-flowed aroun...

2026.10.12
Valves for Oil and Gas Industry: API 6A Gate Valves, Plug Valves and Wellhead Equipment
At a shale well in West Texas, a 3-inch API 6A slab gate valve failed to seal during a routine Christmas tree changeout. The crew had closed the valve, but producti...

2026.10.05
Types of Valves in the Oil and Gas Industry: A Practical API 6A Selection Guide
Fitting a valve into an oil and gas wellhead is not simply about finding a component that looks robust enough. It is about matching the valve's sealing geometry, pr...

2026.09.28
Gross Working Pressure in Oil and Gas Valves: Definition and Practical Guide
When you receive a quotation for a wellhead gate valve, the nameplate usually shows a rated working pressure and a separate test pressure. These two numbers are the...

2026.09.21
Actuator Types for Control Valves: How to Choose the Right One for Oil & Gas Service
At a fracturing site, the last thing the crew wants is a valve that will not move when the treating pressure is 15,000 psi. The actuator is the interface between th...

2026.09.14
What Does API Stand For in Oil and Gas? American Petroleum Institute Standards
When a drilling engineer evaluates a replacement wellhead component, the first drawing note is often “per API 6A.” The first question from a new buyer is usually, “...

2026.09.07
What Is a High Pressure Oilfield Valve? How It Works and Where It's Used
A high pressure oilfield valve is a flow-control device engineered to contain and regulate extreme wellbore pressures — typically rated from 2,000 PSI up to 20,000 P...

2026.08.31
A Buyer's Guide to High Pressure Oilfield Valves: Ratings, Types, and Key Considerations
A high pressure oilfield valve is any valve rated to operate at 2,000 psi or above, commonly built to API 6A (wellhead equipment, up to 20,000 psi) or API 6D (pipel...

2026.08.24
Understanding Oilfield Plug Valves: Types, Pressure Ratings, and Key Applications
An oilfield plug valve is a quarter-turn isolation valve that uses a cylindrical or tapered plug with a bored passage to control flow. Rotating the plug 90 degrees ...

2026.08.17
API 6A Gate Valves: Key Features, Pressure Ratings, and Applications in Oilfield Equipment
An API 6A gate valve is a wellhead and Christmas tree isolation valve built to the API Specification 6A standard, rated for working pressures from 2,000 psi to 20,0...

2026.08.10

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