Black Phosphated Steel Tube

1) Certificate: ISO9001:2000, ISO/TS16949-2009,

2) Spec. & Steel Gr.: DIN2391-94/C, ST35, ST45, ST52. St37.4, E235, E255, E355

3) O.D: 4mm-80mm,

4) W.T: 0.5mm-8mm

5) length:6m

6) delivery condition: cold, annealing, normalizing

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

8) Surface treatment: phosphated

9) Application: for 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 treatment, which ensure tube surface is smooth, no any scales both on inner and outter surface. the products we supplying are as per international spec. such as DIN, EN, ASTM, JIS, BS, ISO and so on.

Quality is passed SGS inspection

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.

Our company has been famous for manufacturing bright high-precision seamless steel tubes for liquid delivery foe years .Renhe Brand high-precision seamless steel tube is one of the main products of our company .this type of products is subject to DIN standard ,and equipped with strict quality assurance system and enterprise inner-control dimension standards ,so as to make sure that quality can be satisfied by the clients.

The high-precision seamless steel tubes are extensively used in high-pressure oil supply system ,such as automobile ,motorcycle ,hydraulic machinery ,and machine too l, etc.

Business Range: Cold drawn or cold rolled precision seamless steel tubes and auxiliary bright oil tubes ,and seamless steel tubes for liquid delivery.

Application :High-pressure oil supply system including automobile, motorcycle, hydraulic machinery ,and machine tool ,etc.

Dimension Range :OD ranges from Φ 4mm to Φ90mm ,wall thickness ranges ranges from 0.5mm to 10 mm.

Hi,this is Chrisina,thanks very much for your interest in our products,If you want such steel tubes and pipes,or the standard is not listed above,pls do not hesitate to contact me at once.pls tell me,it's my honor to service you!

Skype: christina.haibinjx

Tel:+86-18056100777