“pre-assembled boiler”- related parts

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Front and rear axles 2018-07-12
The front and rear axles of different boiler’s grate have different size.
Threaded smoke tube 2018-07-12
It is the main heat transfer parts of WNS boilers, the thread depth and pitch are carefully calculated and ensured by laser measurement during processing, to achieve the double guarantee of heat transfer and service life.