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About product and suppliers:
        Alibaba.com offers 3,586 butt-welding pipeline products. About 82% of these are pipe fittings, 1% are steel pipes, and 1% are other machinery & industry equipment. 

A wide variety of butt-welding pipeline options are available to you, such as union, flange, and coupling. You can also choose from 10#, 20#, and 16mn. As well as from structure pipe, oil pipe, and fluid pipe. And whether butt-welding pipeline is api, astm, or jis. 

There are 3,589 butt-welding pipeline suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and South Korea, which supply 99%, 1%, and 1% of butt-welding pipeline respectively. 

Butt-welding pipeline products are most popular in Domestic Market, Mid East, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 1,751 with Other, 1,171 with ISO9001, and 457 with OHSAS18001 certification.