valve manufacturers in China about more than 4000, has more than 1000 just in wenzhou, zhejiang province, the individual is only a few small workshops, small manufacturer therefore Industrial Valves manufacturing quality and price thin a lot. Therefore, strongly called for relevant parties to rectify the Industrial Valves manufacturing industry, establish quality license system, to ban and inferior products.

you now have our professional valve valve valve manufacturer to tell you purchase advice note the following:

1: manufacturers do not single of choose and buy, shop around. And can know the information of manufacturer, in many aspects as possible valve factory is not specialized in the production of this kind of valve.

2: manufacturers strive to choose and buy is passed ISO9001 quality system certification of enterprises and TS pressure license certification, and pay attention to the selected product is passed the certification of product quality.

3: according to the purpose of the valve is different, according to the above discussion of the problem, and argument, good technical requirements. Good to communicate with the valve manufacturer to negotiate, to determine the correctness of the valve type selection.

4: high quality valve, the price is relatively expensive, should according to the enterprise's overall situation, the price performance ratio to choose to meet the need of enterprise products, it can't be a model, the same price. And purchasing malignant bargain, may also be a corresponding valve manufacturers to cut corners.

5: enters the valve, opening and closing is not frequently, but changing repair, but the economic benefit and social benefit loss is bigger, so the choose and buy good quality, long-term don't repair products are common wishes. If for a variety of reasons, the lower price performance ratio, that is about to focus on the timeliness of product after-sales service.

6: the valve is a device, the valve packing is should not be ignored, small-bore valves should strive for container transport, large diameter valves to make corresponding packaging, to ensure the integrity of the valve in the long-distance transportation. Flange should add boards when necessary, to protect materials of sealing surface differ big changes. Especially in the rubber sealing butterfly valve, etc. , must use block.

7: many tap water company to purchase the valve should be properly strip inspection, pressure test again, the unqualified products, don't pay, have certain effect, which is the product of the valve manufacturer so far can be exempted from inspection.

8: the valve should be stored in a room, if you can't into the warehouse, super-large diameter valves should also pay attention to the outdoor display at the bottom of the drainage, due to cover above, will never be weathered. Investigation found that many manufacturers kept in an open and create a new valve, the valve unit using also is such, be sure to correct it. There is valve usual maintenance problem is also a problem worthy of attention.

hope that buyers can buy satisfaction, and high cost performance of the valve.

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