- About product and suppliers:
Alibaba.com offers 404 octg coupling products. About 71% of these are pipe fittings, 2% are shaft couplings.
A wide variety of octg coupling options are available to you, such as alloy, carbon steel, and steel. You can also choose from casting, forged. As well as from free samples.
There are 403 octg coupling suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of octg coupling respectively.
Octg coupling products are most popular in Mid East, South America, and North America.
You can ensure product safety by selecting from certified suppliers, including 399 with ISO9001, 70 with ISO14001, and 61 with OHSAS18001 certification.