EN10305 E355 Black Phosphated Precision Steel Tube For Hydraulic/Automoblie

EN10305 E355 Black Phosphated Precision Steel Tube For Hydraulic/Automoblie

TORICH is specified in manufacturing black phosphated precision steel tube according to EN10305 with the material of E355.

This precision steel tube is widely used for Hydraulic Pneumatic Cylinders, Mechanical engineer.

TORICH adopts Cold Drawn to ensure high dimensional accuracy and good surface finish of precision steel tube.

Chemical Composition:

Mechanical proporties:

Delivery Conditions

The tubes shall be manufactured from hot finished seamless tubes by cold drawing or other suitable processes.

The tubes shall be supplied in one of the delivery conditions as follows:

Delivery Condition Symbol in accordance with EN10305 and DIN2391

Product Pictures of  Black Phosphated Precision Steel Tube For Hydraulic/Automoblie

Company Introduction of TORICH

QUALITY CONTROL

1. Incoming Raw Material Inspection

2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking

100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects

FQA

Q: How long is your delivery time?

A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.

Q: Do you provide free samples?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.