1¡¢Use Q235B material, thickness is from 1 to 24mm. 2¡¢Welding process is MAG and TIG, use JM-56 filler metal¡£ 3¡¢Surface painting£¬undercoat RAL3012,surface RAL7032£¬ film thickness¡Ý100um£¬lustrousness 50¡À10¡ã 4¡¢TGY railway locomotive power cabinets used for high-power railway locomotive. |