8 10, 2022

Valve operating mechanism: 6 tips

2022-10-10T08:21:46+00:00October 8th, 2022|

1. The opening and closing direction of the valve should always be closed clockwise. 2. Since the valves in the pipe network are often opened and closed manually, the opening and closing revolutions should not be too many, even large-diameter valves should be within 200-600 [...]

24 09, 2022

How to correctly check and accept valve products

2022-09-26T02:51:16+00:00September 24th, 2022|

Valve products are worth every penny, those with an advantage in price generally use their minds in terms of material, valve body size, and valve weight, which leads to the emergence of many 'non-standard' products on the market and low-quality products, such as 301 instead [...]

12 09, 2022

Modernized Grande’s production line

2022-09-12T03:57:58+00:00September 12th, 2022|

In August 2021, Grande's stainless steel threaded ball valve lean production line was officially put into operation. In the past three months, compared with the traditional production method, the production efficiency has increased by 30%, and the production and management costs have been reduced by [...]

2 09, 2022

Analysis of Fracture Failure of Ball Valve Stem

2022-09-05T08:09:09+00:00September 2nd, 2022|

The pipeline ball valve is an indispensable element for controlling medium in the oil and gas pipeline. An imported pipeline ball valve used by a certain unit had a valve stem fracture accident at the project site, resulting in this valve not being able to [...]

25 08, 2022

How to source a reliable Chinese supplier?

2022-08-29T02:25:36+00:00August 25th, 2022|

Get in touch with at least 10 potential suppliers, to evaluate if they could match you. Request quotations from them, to get a first pricing, then you will likely get several very similar quotes, that's the "market price", Eliminate all the "outliners" that gave prices [...]

18 08, 2022

Reasons for using fully welded ball valves in the heating pipe network

2022-08-22T09:27:46+00:00August 18th, 2022|

Heating pipe network generally problems The heating pipe network is often buried underground. In order to control the valve, a tall valve well needs to be built. Rain or snow water will flush the garbage into the valve well. These garbage will produce a large [...]

12 08, 2022

Precautions for the use of forged steel valves

2022-08-15T02:16:48+00:00August 12th, 2022|

Forged steel valves often ignore the problem of grease injection. After the grease injection gun is refueled, the operator selects the valve and the grease injection connection method, and then performs the grease injection operation. The forged steel gate valve has two situations: on the [...]

29 07, 2022

Valve sealing principle

2022-08-01T03:47:46+00:00July 29th, 2022|

There are many kinds of valves, but the basic function is the same, that is, to connect or cut off the flow of the medium. Therefore, the sealing problem of the valve is very prominent. In order to ensure that the valve can cut off [...]

27 07, 2022

Correct operation of manual valves

2022-08-01T03:05:02+00:00July 27th, 2022|

Manual valve is a kind of valve commonly used in equipment and devices, which is operated by handle and handwheel. Under normal circumstances, the clockwise rotation of the handle and handwheel is specified as the closing direction, and the counterclockwise rotation is specified as the [...]

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