Prettech is the largest manufacturer of stainless steel tank vessels for food grade in China. Our company's main product is Fermenter,Alcohol equipment and so on. Now I will introduce you some informations about our quality control for stainless steel tank:
1.The raw materaial plate was anlysised by our material anlysier to assure the quality of our products.
2.The welding is argon arc weld(TIG) to avoid plate's oxidized.
3.After welding the the inner tank ,we will make a full water pressure test to check the welding joint .After welding the jacket ,the full water pressure test be done for jacket too.
4.After finishing the surface finish ,our people will make a surface roughness testing to assure the Ra data .
5.After agitator installment ,we will operate it to assure the function is good .
6.The nozzle's position 's confirm also is checked by our quality control people .
If you have any questions about stainless steel tanks please contact us.
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