Hydraulic Cylinder Barrel / St52 Honed Tube Cold Rolled or Cold Drawn Seamless Precision Carbon Steel Tube

Product Details
Customization: Available
Type: Seamless
Technique: Cold Drawn
Manufacturer/Factory & Trading Company

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Basic Info.

Material
Carbon Steel
Surface Treatment
Oiled
Usage
Hydraulic/Automobile Pipe, Machinery Industry
Section Shape
Round
Steel Grade
SAE1020, SAE1026, SAE1045, St52, E355, 16mn, Q345b, Q345D
Standard
GB/T 3639-2009, DIN 2391, En 10305, ASTM A519
ID
25-500
Wt Tolerance
-5%/+5%
Transport Package
Both End Caps, Bundle Packing
Specification
Inner diameter: 25mm -500mm
Trademark
Gano
Origin
China
Production Capacity
4000 Tonnes Per Year

Product Description

Product Description

Outer diameter: 25mm -500mm 

Wall thickness: 2-50mm

Material: ST52, 27SiMn, SAE1026

Standard: GB/T8713-88, GB/T3639-2009, DIN2391, EN10305

Honed tubes can be produced according to the demands of costumers that the degree of precision can reach H8/H9. Burnishing and honing service can be provided depending on the roughness requirement of inner diameter.

Material & Chemical Composition
 DIN2391 standard ST52, EN10305 standard E355, 16Mn, ASTM A106B, C20/20#, CK45
 

Material C Si Mn S(≤) P(≤) Cr Ni Mo other
A106B / C20 0.17-0.23 0.17-0.37 0.35-0.65 0.035 0.035 ≤0.25 ≤0.30   Cu≤0.25
CK45 0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.30   Cu≤0.25
Q345B ≤0.20 ≤0.55 1.00-1.60 0.040 0.040 V:0.02-0.15 Nb:0.015-0.06 Ti:0.02-0.20 Alt≥0.015
ST52
E355
16Mn
≤0.20 ≤0.55 1.00-1.60 0.045 0.045 V:0.02-0.15 Nb:0.015-0.06 Ti:0.02-0.20 16Mn
25Mn 0.22-0.30 0.17-0.37 0.70-1.00 0.035 0.035 ≤0.25 ≤0.25    
27SiMn 0.24-0.32 1.10-1.40 1.10-1.40 0.030 0.030        
42CrMo 0.38-0.45 0.17-0.37 0.50-0.80 0.025 0.025 0.90-1.20   0.15-0.25  

Product description
Processing Form I. D Length Straightness I. D Tolerance I. D Rounghness
Cold-rolled 30-100 ≤ 12M 0.3-1.0 H8-H10 0.4-1.6
Cold-drawn 30-250 ≤ 12M 0.3-1.0   0.8-1.6
Hone 40-500 ≤ 12M 1000 H8-H9 0.4-0.8
SRB 40-400 ≤ 7M 1000 H8-H9 0.1-0.4

Product Processing

Quality Control

Packing & Delivery

Packing Details: Both end caps, bundle packing, or as required.
Delivery: 
 Within 15-35 days after advance payment.
 

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