Hangzhou Steam Turbine – what is that?
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These are turbines produced by Hangzhou Turbine Co., Ltd. What does the marking NK 50/71/32 on them mean? Thank you so much for all your suggestions!
N: Normal steam inlet parameters; the maximum value is 10 Mpa (a), with a temperature below 510°C. K: Condensing steam turbine – the inner radius of the steam inlet section of the outer casing is 500 mm, while the root diameter at the end of the rotor is 710 mm; the extension portion is 320 mm. All these details are specified in the manual, so you can check it there