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China factory - Changzhou Joyruns Steel Tube CO.,LTD

Changzhou Joyruns Steel Tube CO.,LTD

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China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure
China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure

  1. China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure
  2. China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure
  3. China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure
  4. China Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure

Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure

  1. MOQ： accept small QTY
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Payment Terms T/T
Supply Ability 2000T /M
Delivery Time 30-45days
Packaging Details Plastic packing,wooden box packing all is according requirement
Thickness 2 - 120 mm
Steel Grade E235, E355, ST37.0, ST44.0, ST52.0
Wall Thickness 1mm-15mm
Surface Roughness Ra0.2~Ra0.4
Outside Diameter 19–219 mm
Alloy Or Not Non-alloy
Special Pipe precision seamless pipe
Applications Automotive, aerospace, machinery, hydraulic cylinders
Heattreatment Annealed, normalized or quenched and tempered options
Diameter 273mm
Mechanicalproperties High tensile strength and good elongation
Surface Hot Galvanizing
Grade Group 16Mn
Outer Diameter 4.0-127mm
Productname Seamless Precision Steel Tube
Brand Name JOYRUNS
Model Number 6MM TO 140MM
Certification ISO9001
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 2000T /M
Delivery Time 30-45days Packaging Details Plastic packing,wooden box packing all is according requirement
Thickness 2 - 120 mm Steel Grade E235, E355, ST37.0, ST44.0, ST52.0
Wall Thickness 1mm-15mm Surface Roughness Ra0.2~Ra0.4
Outside Diameter 19–219 mm Alloy Or Not Non-alloy
Special Pipe precision seamless pipe Applications Automotive, aerospace, machinery, hydraulic cylinders
Heattreatment Annealed, normalized or quenched and tempered options Diameter 273mm
Mechanicalproperties High tensile strength and good elongation Surface Hot Galvanizing
Grade Group 16Mn Outer Diameter 4.0-127mm
Productname Seamless Precision Steel Tube Brand Name JOYRUNS
Model Number 6MM TO 140MM Certification ISO9001
Place of Origin CHINA

Precision Steel Pipe (EN10305-2, 42CrMo4) - Automotive Engine & High-Pressure Components

The 42CrMo4 precision steel pipe, fully complying with EN10305-2 standard, is a high-performance alloy precision steel pipe specially designed for automotive engine and high-pressure components. With outer diameter ranging from 3mm to 10mm and wall thickness from 0.2mm to 3mm, this 42CrMo4 precision steel pipe supports small batch orders, featuring high strength, good toughness and stable dimensional precision that meet the strict requirements of automotive key components.

Product Overview

Our EN10305-2 precision steel pipe is made of high-quality 42CrMo4 alloy steel (Material No.: 1.7225), which has excellent hardenability, wear resistance and high-temperature resistance. As a professional EN10305-2 precision steel pipe, it is widely used in automotive key components, suitable for high temperature and high pressure working environments, and provides reliable performance guarantee for the stable operation of automotive engines and high-pressure systems.

Key Specifications

  • Product Name: 42CrMo4 Precision Steel Pipe
  • Executive Standard: EN10305-2
  • Material: 42CrMo4 (Material No.: 1.7225, high-quality alloy steel)
  • Outer Diameter: 3mm - 10mm (suitable for automotive precision components)
  • Wall Thickness: 0.2mm - 3mm (matches EN10305-2 standard requirements)
  • Minimum Order Quantity: Small Batch Acceptable (meets diverse needs of 42CrMo4 precision steel pipe users)

Product Application

This 42CrMo4 precision steel pipe, complying with EN10305-2 standard, is mainly applied to automotive engine and high-pressure components, including: engine oil pipes made of 42CrMo4, high-pressure fuel pipes, engine cylinder sleeves, turbocharger pipelines, and high-pressure hydraulic components in automotive transmission systems. The EN10305-2 42CrMo4 precision steel pipe can withstand high temperature, high pressure and frequent mechanical wear, ensuring the stable operation of automotive key components.

Core Advantages

  • The 42CrMo4 material of our EN10305-2 precision steel pipe has high strength, good toughness and excellent hardenability, suitable for high-load automotive scenarios
  • High dimensional precision of the EN10305-2 precision steel pipe, stable performance, fully meeting automotive precision component requirements
  • Strong corrosion resistance and wear resistance of 42CrMo4, ensuring long service life of the precision steel pipe under harsh working conditions
  • Easy to process and install, the EN10305-2 42CrMo4 precision steel pipe supports small batch customization to meet diverse user needs

Annealing Method

Annealing Type
Detailed Specification (for 42CrMo4 Precision Steel Pipe)
Full Annealing
820~850℃, furnace cooling slowly to below 500℃ then air cooling (ensures performance of EN10305-2 precision steel pipe)
Soft Annealing
680~700℃, furnace cooling (optimizes processability of 42CrMo4 material)
Annealing Purpose
Ensure the 42CrMo4 material of EN10305-2 precision steel pipe has good toughness and processability, meeting the processing requirements of automotive precision components

Chemical Composition (42CrMo4, EN10305-2 Precision Steel Pipe)

Element
Mass Fraction (%) (42CrMo4 Material)
C
0.38~0.45
Cr
0.90~1.20
Mo
0.15~0.30
Mn
0.60~0.90
Si
≤0.40
P
≤0.035
S
≤0.035

Mechanical Properties (42CrMo4 Precision Steel Pipe After Quenching & Tempering, EN10305-2)

Mechanical Index
Specification (42CrMo4 EN10305-2 Precision Steel Pipe)
Tensile Strength
≥1080MPa
Yield Strength
≥930MPa
Elongation
≥12%
Hardness
40~52HRC

Chemical Comparison: 42CrMo4 (EN10305-2) vs Domestic 42CrMo

Material
Chemical Composition (Mass Fraction, %) (Precision Steel Pipe Material)
42CrMo4 (EN10305-2)
C: 0.38~0.45, Cr: 0.90~1.20, Mo: 0.15~0.30
Domestic 42CrMo
C: 0.38~0.45, Cr: 0.90~1.20, Mo: 0.15~0.25
Difference
The upper limit of Mo content in 42CrMo4 (EN10305-2 precision steel pipe material) is slightly higher than that in domestic 42CrMo

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Agent,Exporter,Seller

  • Year Established:

    2000

  • Total Annual:

    10000000-20000000

  • Employee Number:

    150~300

  • Ecer Certification：

    Verified Supplier

Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of steel pipes for 20 years. We have been a leading supplier of high-quality steel pipes of carbon, alloy, nickel material & copper, which is one of the most professional Bundy and stainless steel pipe manufactur... Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of steel pipes for 20 years. We have been a leading supplier of high-quality steel pipes of carbon, alloy, nickel material & copper, which is one of the most professional Bundy and stainless steel pipe manufactur...

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  • Changzhou Joyruns Steel Tube CO.,LTD
  • No.143 Qingyang North road,Tianning district. Changzhou
  • https://www.steelprecisiontube.com/

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