Hollow section grade:Q195-Q345 Length: infixed or unfixed as per customer' required O.D:20*20MM-400*400MM Wall thickness

Hollow section

Brand name: TYSTEEL

place of origin:tianjin,china

life over 10years

packing seaworthy

tolenrance wt+/-0.2mm

good performance for bending

chemical composition-Q23

 Q235A  C0.14~0.22% Mn0.30~0.65Si≤0.30S≤0.050P≤0.045Q235B  C0.12~0.20% Mn0.30~0.670Si≤0.30S≤0.045P≤0.045Q235C   C≤0.18% Mn0.35~0.80Si≤0.30S≤0.040P≤0.040Q235D   C≤0.17% Mn0.35~0.80Si≤0.35S≤0.040P≤0.035

Hollow section