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About product and suppliers:
        Alibaba.com offers 364 gb gcr15 steel pipe products. About 73% of these are steel pipes, 1% are steel sheets, and 1% are stainless steel pipes. 

A wide variety of gb gcr15 steel pipe options are available to you, such as 10#, api j55, and 20#. You can also choose from api, astm, and aisi. As well as from saw, erw, and hot rolled. And whether gb gcr15 steel pipe is structure pipe, oil pipe, or gas pipe. 

There are 364 gb gcr15 steel pipe suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of gb gcr15 steel pipe respectively. 

Gb gcr15 steel pipe products are most popular in Africa, Southeast Asia, and Eastern Asia. 

You can ensure product safety by selecting from certified suppliers, including 102 with Other, 95 with ISO9001, and 3 with ISO14001 certification.