Toonaangevende fabrikant en leverancier van stalen buizen in China |

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Tentoonstellingen en certificaten

TENTOONSTELLINGEN (3)
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DNV Certificaat_00
API5CT-certificaat
API 5L-certificaat
  • Botop Steel ISO-certificering-2
  • Botop Steel-certificering (1)
  • Botop Steel-certificering (2)
  • Botop Steel-certificering (3)
  • Botop Steel-certificering (4)
  • Botop Steel-certificering (5)
  • Botop Steel-certificering (6)
  • Botop Steel-certificering (7)
  • Botop Steel-certificering (8)
  • Botop Steel-certificering (9)