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VD Furnace

VD furnace is mainly used to refine steel liquid via vacuum degassing treatment, to precisely and finely adjust the component of steel liquid in order to meet the production requirement of special steel and high-quality steel. Through the treatment of VD furnace, the hydrogen content of steel liquid can be…

Austenitic Stainless Steel 347H

Austenitic Stainless Steel 347H belongs to high-carbon Cr-Ni austenitic stainless steel containing niobium, due to the stabilizing element Nb, its stability is very strong, good resistance to intergranular corrosion and resistance to acid stress corrosion, with good weldability, high-temperature strength and plasticity, is widely used in the boiler, power generation, petroleum, chemical…

Iron Ore International Standard Revisions

Recently, an international standardㄗIron ores — Determination of chromium content — Flame atomic absorption spectrometric method) in the field of chemical analysis of iron ore led by China has been officially approved for the establishment of the project (ISO/AWI 15634) by the International Organization for Standardization (ISO). This international standard…