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About product and suppliers:
        Alibaba.com offers 1,162 gi pipe iso standard products. About 64% of these are steel pipes, 20% are steel sheets, and 6% are pipe fittings. 

A wide variety of gi pipe iso standard options are available to you, such as 10#, 20#, and a53(a,b). You can also choose from api, astm, and bs. As well as from ce, bsi, and ul. And whether gi pipe iso standard is structure pipe, fluid pipe, or oil pipe. 

There are 1,166 gi pipe iso standard suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Vietnam, which supply 99%, 1%, and 1% of gi pipe iso standard respectively. 

Gi pipe iso standard products are most popular in Mid East, Southeast Asia, and Oceania. 

You can ensure product safety by selecting from certified suppliers, including 431 with ISO9001, 121 with Other, and 58 with ISO14001 certification.