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About product and suppliers:
        Alibaba.com offers 240,343 size tubing products. About 8% of these are steel pipes, 3% are plastic tubes, and 1% are copper pipes. 

A wide variety of size tubing options are available to you, such as api j55, 10#, and q195. You can also choose from api, astm, and bs. As well as from oil pipe, structure pipe, and hydraulic pipe. And whether size tubing is hot rolled, erw, or cold drawn. 

There are 240,343 size tubing suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of size tubing respectively. 

Size tubing products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 69,088 with ISO9001, 35,744 with Other, and 10,099 with ISO14001 certification.