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ASME SA-106 / SA-106M-2015
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ASTM A335 / A335M-2018
Tshuaj & Chiv Kav Pipes
Seamless cov hlau tub rau kev siv tshuab Engineering thiab ib txwm qauv
GB / T8162-2008
ASTM A519-2006
BS En 10210-1-2006
ASTM A53 / A53M-2012
Seamless cov hlau tub rau roj av tawg
GB 9948-2006
Seamless Cov Hlau Hlaub Rau Cov Tshuaj Siab Chiv Ua Cov Khoom Siv
GB6479-2013
Seamless Tus Hlau Hlawv Rau Coal Tsuas
GB / T 17396-2009
Roj Roj Pipes Qauv Kav
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Din 2391-2-1994, Seamless precision steel leeg
Din 2391-2-1994, Seamless precision steel leeg
Din 2391-2-1994, Seamless precision steel leeg
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Din 2391-2-1994, Seamless precision steel leeg
