Phosphated Tube

Phosphated Tubes

Phosphated tubes are metal tubes that have undergone a phosphate coating process, also known as phosphating. This chemical treatment forms a thin, adherent layer of phosphate crystals on the surface of the tube, enhancing its properties and making it suitable for various industrial applications. Phosphating is commonly applied to steel, iron, and other metals to improve corrosion resistance, provide a better surface for painting or coating, and reduce friction in mechanical applications. Tubes used in hydraulic systems are often phosphated to prevent rust and ensure smooth operation.

Description Of Phosphated Tube

Material: E355 ST52,STKM 13C, CK45,F1140, 4140,4130,4340, 42CrMo4,40CrMo,34CrMo4,35CrMo, SS304/316,Duplex 2205,etc.

Delivery Condition: SR,BK, BK+S, GBK, NBK

ID Size : 20mm – 1500mm

Length: max 16m

Type: Seamless, Hot Rolled, Cold Rolled, Cold Drawn

Straightness: ≤ 0.5/1000

Roughness: 0.2-0.4 u

Tolerance EXT: DIN2391, EN10305, GB/T 1619,GOST 8731,GOST 1050,GOST4543

Tolerance INT: H7,H8,H9

Protection: Anti-rust oil on inside and outside surface, plastic caps in both ends.

Packing: Bundle with steel strip and PE sheet or Plywood case

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