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Classification Introduction
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Honed Tube STKM13A Cylinder Pipe Carbon Steel Tube
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Spherical plain bearing is a spherical sliding bearing whose sliding contact surface is an inner spherical surface and an outer spherical surface. It can be rotated and oscillated at any angle during movement. It is made by surface phosphating, blasting, inlaying, spraying and other processing methods. 

Spherical plain bearings have the characteristics of large load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning and good lubrication. According to different types and structures, it can bear radial load, axial load or combined radial and axial load. The application scenarios are: water conservancy and professional machinery.

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PRODUCT DESCRIPTION


1. INTRODUCTION:


STKM13A cylinder tube is a seamless steel tube made of carbon structural steel, which has excellent mechanical properties and processing properties. STKM13A cylinder tube has a smooth surface, uniform inner and outer walls, and high dimensional accuracy. It is widely used in automobiles, machinery, hydraulic equipment and other fields.


STKM13A cylinder tube has the following advantages:

Good mechanical properties, high strength, good toughness, strong wear resistance, good pressure resistance and strong corrosion resistance.

Good processing performance, easy cutting, cold bending and welding.

High dimensional accuracy, uniform and smooth inner and outer walls, seamless connection.

Long service life, high reliability and good safety performance.


The production process of STKM13A cylinder tube generally includes the following steps:

Material preparation: choose high-quality carbon structural steel as raw material, and carry out hot rolling of steel billet.

Cold drawing: cold drawing of hot-rolled steel billet to make it reach the specified size and required accuracy.

Pickling: pickling process is used to remove scale and rust after cold drawing.

Grinding: Grinding and polishing the inner and outer surfaces of the pickled cylinder tube to achieve a smooth and clean surface.

Inspection and packaging: inspect and package the finished product to ensure that the quality of the cylinder tube meets the requirements for transportation and use.


2. APPLICATION:


STKM13A cylinder tubes are widely used in automobiles, machinery, hydraulic equipment, motorcycles and other fields, such as engine oil passages, automobile braking systems, wind power generation devices, construction machinery hydraulic systems, motorcycle cylinders, etc.


3.PRODUCT PARAMETER:

Product NameHoned Tube STKM13A Cylinder Pipe Carbon Steel Tube
Materialcarbon steel tube
Out Diameter30-250mm
Wall Thickness
2-30mm
Grade10# 20# 45# 16Mn 25Mn 27SiMn E355 ST52 ST45 STKM11A STKM13A STKM13C
BradeXINPENG
StandardDIN2391 EN10305 ASTM A519
Usedhydraulic cylinder, textile machinery, heavy machinery, oil drilling and other field

20#45#Q345D
Tensile strength≥520≥600≥600
Yield strength≥375≥520≥520
Elongation>15>15>12


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