1.bright black, color is homogeneously distributed on the tube surface 2.good property of antirust. Phosphated Steel Tube

Seamless Precision Phosphated Steel Tube for hydraulic system 

1) Certificate: ISO9001:2000

2) Spec. & Steel Grade:  EN10305-1, EN10305-4, E235,E255,E355

3) O.D: 4mm-90mm

4) W.T: 0.5mm-10mm.

5) length:6meter.

6) delivery condition: cold, annealing, normalizing

7) Package: bundled and wrapped in plastic or as per your requirement

8) Surface treatment: Oiled, galvanized or phosphated.

9) Application: to be used in hydraulic system, automobile , construction machinery vehicles etc

Quality:

the steel billets we are using are supplied by Xingcheng Special Steel and Baosteel Corp. the whole tube processing is conducted rigidly according to ISO9001:2008 quality system, and oxygen-free annealing is adopted for heat treament , which ensure tube surface is smooth, no any scales both on inner and outter surface. the products are made as per international standard, such as DIN, ASTM, BS, JIS, ISO and so on.

 

Export:

our products have been exporting to more than 20 countries and regions, which include EU, America, Middle East and Asia, and they are welcomed by our clients warmly.