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 · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the

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Page 1:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 2:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 3:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 4:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 5:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 6:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 7:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the
Page 8:  · 2021. 1. 15. · I . (GB/T700 Q235,GB/T 912 Q345,GB/T 1591 Q345) A572/A572M Grade 50) ; GB50018-2002) AISI The steel used in manufacture of chord and web shall conform to the