tube of Nickel coating inside,specification:4.76---12 own patent in China,best quality,lowest price welcome to order

tube of Nickel coating inside

  

Specification: φ4.76,φ6.35φ8φ9.52φ10φ12

ID: 3mm-5mm of Nickel coating uniformly

salt spray test: more than 144 hours (compare copper coating, the salt spray test is 30 times better)

The products avoide rustand metal weight loss during working in ethanol, carbinol.

tube of Nickel coating inside