1500 tons Corten B sheet size stainless steel plate to Tunisia in 2017

1500 tons Corten B sheet size stainless steel plate to Tunisia in 2017

1500 tons Corten B sheet size stainless steel plate to Tunisia in 2017
  • Comments: Q690D steel material is a low-alloy ultra-high strength steel grade. Standard: GB/T 3077. The hardenability of steel is high, and the critical hardenable diameter in oil is 60mm (96% martensite). After quenching and tempering, steel can obtain high streng

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