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About product and suppliers:
        Alibaba.com offers 30 api octg lc casing coupling products. About 80% of these are pipe fittings, 10% are shaft couplings. 

A wide variety of api octg lc casing coupling options are available to you, such as alloy, stainless steel, and carbon steel. You can also choose from casting, forged. As well as from free samples. 

There are 28 api octg lc casing coupling suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of api octg lc casing coupling respectively. 

Api octg lc casing coupling products are most popular in Mid East, South America, and North America. 

You can ensure product safety by selecting from certified suppliers, including 26 with ISO9001, 6 with OHSAS18001, and 6 with ISO14001 certification.