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with our polishing passivation technology, our 316 stainless steel
products can stand a salt spray test of 300 hours with no rusting
and our 304 stainless steel products can stand a salt spray test of
200 hours. different from acid washing, this technology make
surface treatment to ss parts after polishing and all other
treatments. this new technology is leading in the field and solves
the problem of ss parts getting rusted with long time usage which
cause poor look.
with our own r&d department and our engineers and technicians
who have years of industrial experiences with ss products, we have
the full capability to develop new products for customers, from
drawing and sample making to manufacturing and new product
development.
we are especially good at machining of half made ss precision
castings, high precision machining,passivation
treatment,electrolytic polishing, vibration lapping,hand
polishing,precision carving patterns,test and determination of
materials,performance analysis.
located in the same place with the second biggest oil field
shengli, we are close to qingdao port and shanghai port for
shipment.