The company's nitriding process is divided into:gas soft-nitriding, MGN and gas rigidity-nitriding.
公司的渗氮工艺分为：气体软氮化、 MGN 和气体硬氮化。
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MGN expresses a perfect combination of front-edge design with elite manufacturing technology of Shanghai Magni Piano Corporation. Each MGN is born with a lasting art excellence.