Square billets

Square billets TU U 14-2-1230-99

• Deformed ends after shearing max 10% of a section size (for all sizes).
• Surface quality:
  • Billet's surface should not show severe surface fissures, cracks.
  • Removal defects at surface of the billets have to be scarified.
  • Removal of surface defects is accepted and not exceed a10% of the nominal thickness of the billet, but not more then 25 mm. 
  • Width/depth ratio should not be less then 5.
• Surface quality is checked by unarmed eye.
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Round billets. Tube billets.

Round billets. Tube billets. GSTU 3-009-2000 TU U 14-8-4-98

• Hot rolled round billets are supplied unpeeled.
• Chemical composition:
  Hot rolled round billets are produced of structural steel of chemical composition by GOST 1050, GOST 4543, GOST 19281 and GSTU 3-009-2000. It is possible to produce hot rolled bullets of another steel grades by national or foreign standards.
• Mechanical properties:
  Mechanical properties of rolled round billets for size indicated are in accordance to GOST 1050, GOST 4543, GOST 19281 and GSTU 3-009-2000 or nation and foreign standards.
• Surface quality:
  Billet's surface should not show surface cracks and fissures, voids, rolled non-metal inclusions, laps, rolled cavities, folding. Removal (flame cleaning or cleanser) of local defects is accepted. Width/depth ratio should not be less then 6.