Alloy, High-Temperature Alloy, Nickel Based Alloy manufacturer / supplier in China, offering Customized API 5L Gr. B X70 X52 Black Seamless Tube Carbon Steel Pipe, API 5L Grade B, X60 St52, St35, St42 X42, X56, X65, X70 Psl1 Seamless Carbon Iron Steel Pipe for Oil Gas Transmission, X56 API 5L/2/ASTM A53/A106 Gr. B/JIS DIN/A179 A192 A333 X42 X52 Stainless/Black/Galvanized/Aluminum/Round Square Grooved Seamless/Welded Carbon Steel Pipe and so on.
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