Oil Hydraulic Cylinder Tubes ISO 8535 For High Pressure Fuel Injection

ISO8535 High Pressure Oil Hydraulic Cylinder Tube For Fuel Injection

Wall thickness 1-12.5mm

Diameter 4-30mm

Length 5-6m Upon request

Application :Diesel(compression-ignition)engines

Produce method: shall be manufactured from unalloyed quality steel or an equivalent steel produced by a steel-making process that ensures a very homogeneous structure.

The final reduction of the tube shall be followed by treatment to achieve the specified mechanical properties. Please advise.

Characteristic:Precision,Smooth finish,Cleanliness,High mechanical properties.

Delivery condition: NBK/GBK.

Outside surface condition

0: No

1:Outside surface as processed, without any additional finish. Tubes annealed or normalized in a controlled atmosphere may be discoloured,but shall be free from loose scale.

2.Zinc electroplated with a coating layer thickness of 8μm minimum and an additional colourless chromating^a

3. Zinc electroplated with a coating layer thickness of 8μm minimum and an additional yellow chromating

4 ,5,6,7,8 Reserved for further application

9 As specified subject to agreement

A: Chromating as described in ISO2080 and ISO4520

Characteristic :

Mechanical properties

Tolerance is

Inside diameter ,d

d≤4mm:±0.05mm for class2 (for diesel (compression-ignition)engines)

±0.025mm for class 1(for fuel injection pump testing)

d＞4mm:±0.10mm

Outside diameter,D

D＜8mm:±0.06mm

D≥8mm: ±0.10mm

For Class 1 and Class2 Please refer above explain.

The maximum value of the concentricity of the tube outside diameter relative to inside diameter shall be proportional to the wall thickness, as shown in Figure1.

Normative references: ISO404 Steel and steel products—General technical delivery requirements.

ISO6507-1 Metallic materials—Vickers hardness test—Part1: Test method

ISO6892-1 Metallic materials—Tensile testing—Part1:Method of test at room temperature

ISO12345 Diesel engines—Cleanliness assessment of fuel injection equipment

Who We are ？

-------A professional steel pipes materials inventor, manufacturer and solution provider
Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.

What products we do？

------- Invent and produce various Precision Steel Pipes

Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes

Bearing Steel Tubes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes

Honed Tubes

Hydraulic Cylinder Steel Tubes

Hydraulic Telescopic Cylinder Tubes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes

What TORICH do:
1. Producing Steel Tubes
2. Selling both on Domestic and International Market
3. Precisely Targeting Customers’ Requirement- Sourcing the right factory for right products for Customers

Products Application:
Oil Cylinders
Air Cylinder,
Automotive Cylinder Liners
Boilers, Pressure Vessels
Shell & Heat Exchangers
Jack Lifting
Telescopic Systems
Pneumatic Cylinders
Agricultural Machineries

Size range is:
O.D. 4-350mm,
W.T. 0.5-30mm,
Length: according to customer’s requirement and agreement

Steel Grade:
Carbon Steel Grade:
ST35.8, ST37.0, ST44, ST52;
E155, E195, E215, E235, E275, E355;
195GH, P235GH, P265GH, P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2;
SAE1010, SAE1020, SAE1026, SAE1035, SAE1045;

Carbon steel tube: SA178, A179, A192, A210, SA213, SA214, etc.

Alloy Steel Grade:
T2, T5, T9, T11, T12, T17, T21, T22, T91,T92, 15Mo3,16Mo3, 13CrMo44;
SAE4130, SAE4140, 40Cr, 40Cr4, 10CrMo910, 12CrMo910, 11CrMo910,
25CrMo4, 35CrMo, 35CrMo4, 42CrMo4, 34CrMo4, 20MnV, 20MnV6,20CrMn;
Carbon steel tube: A179,A192,A210,DIN17175,etc.

Bearing Steel Grades:
GCr15 52100 suj2 suj3 100Cr6 SKF3S SKF3S 20CrNiMo 8620H 4118H;

Nickel Alloy Grade:
N02200/2201, N04400, N06600, N06601, N06625, N06852, N06219, N06690, N08800/8810/8811, N08825, N08028, N08535, N08904, N08925, N08926, N010276, N06022, etc.

Austenitic/Super Austenitic Stainless Steel Grade:
304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317L/N, 310S, 253MA, 330, 904L, S31254, XM-19, etc.

Ferrite/Martensite Stainless Steel Grade:
TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc.

Duplex/Super Duplex Stainless Steel Grade:
S31803, S32304, S31500, S32550, S32750, S32760, etc.

Corporate Culture:
We focus on Quality First, Quality Traceability, and Quality Stability!
We focus on Customer First, People First, and Quality-Oriented!

Success:
First factory started in 1997, in the name of Haiyan Sanxin Steel Tube Co.,Ltd, now covers 50000 square meters of factory building, with more than 100employees, and over 45 million RBM assets.
In 2008, we started the company of Torich International Limited for international business and marketing.
Welcome partners from all over the world for long term cooperation!