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Alibaba offers 12,381 q345b steel pipes products. About 53% of these are steel pipes, 1% are stainless steel pipes, and 1% are pipe fittings. A wide variety of q345b steel pipes options are available to you, such as 10#, 20#, and a53(a,b).

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2,we have hundreds of different stents,including ground support system,roof support system.Different types of system can combine with different foundation ,(concrete pile,impact pile,spiral pile) and different material (full steel,steel and aluminum mixture,special materials),the customer can choose freely.

Price Adjustment for Q345 Welded Carbon Steel Pipe

The focus of the current market or gathered in the social stock of Q345B longitudinal welded pipe, the five statistics on Friday the total inventory of the five Q345B longitudinal welded pipe stock total 8.44 million tons, 0.4% WoW, down 9.2%; five Q345B straight seam weld pipe plant inventory total of 4.899 million tons, an increase of 4.9% WoW, down 16.3% year on year.

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Mild carbon seamless steel pipe alloy steel

Although many of the same manufacturing principles apply to both carbon steel pipe and various similar alloy tubular goods, the focus of this narrative will be on the manufacturing process of mild carbon steel pipe goods commonly used for oil and gas as well as water transmission, structural applications, general purpose casing, piling, and ...

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