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    API steel pipe follows the standards like ASME B36.10,API 5L,ASTM A106 and ASTM A53 Grade B,etc.Our API steel pipes come into seamless pipes and welded pipes, and are widely used in many industries, such as petroleum, power generation, natural gas,chemicals,shipbuilding,papermaking,and metallurgy,etc.
    Size Seamless Pipe:1/2"~24", DN15~DN600 OD21.3MM~609.6MM Welded Pipe: 1/2"~48", DN15~DN1200 OD21.3MM~1219.2MM Industrial Processes hot rolledd,hot expanded, cold drawn.