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OCTG

OCTG (Oil Country Tubular Goods) is a term that describes a group of rolled metal products used in the oil and gas industry, such as casing and tubing. They do, in fact, play a role in the drilling process.

How to Investigate An API 5L Certified Manufacturer in China?

When selecting an API 5L certified supplier in China, it is important to be aware of the fake certificates that some companies use. These fake certificates are often created using photoshop and can be very difficult to identify. However, they can often trick buyers into thinking they are getting a high-quality product when in reality …

How to Investigate An API 5L Certified Manufacturer in China? Read More »

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