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About product and suppliers:
        Alibaba.com offers 2,651 jis g3101 standard products. About 98% of these are steel pipes, 2% are steel h-beams, and 1% are flanges. 

A wide variety of jis g3101 standard options are available to you, such as api j55, 10#, and 20#. You can also choose from api, astm, and bs. As well as from oil pipe, structure pipe, and fluid pipe. And whether jis g3101 standard is hot rolled, erw, or cold drawn. 

There are 2,651 jis g3101 standard suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of jis g3101 standard respectively. 

Jis g3101 standard products are most popular in Mid East, South America, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 430 with ISO9001, 149 with Other, and 17 with OHSAS18001 certification.