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E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
Specifications
Brand Name :
Joyruns
Model Number :
EN10305-1, DIN2391
Certification :
ISO9000
Place of Origin :
CHANGZHOU, CHINA
MOQ :
5TONs
Price :
Negotiable
Payment Terms :
TT OT 100% LC AT SIGHT
Supply Ability :
1000Ton/month
Delivery Time :
30DAYS
Packaging Details :
Exporting package/wooden box package
Standard :
EN10305-1, DIN2391
Grade :
E235, E255, E355
Type :
Seamless cold drawing or cold rolled
OD. Range :
6mm – 114.3mm
Wall thickness :
1mm-15mm
Length :
Max length 12M
Description

EN10305-1 E235/E255/E355 + NBK/N/BK Gas Spring Precision Seamless Steel Tube

Precision Cylinder Tubes, Honed Tubes

Seamless cold drawn precision tubes and pipes are widely used for machine structural purposes, automobile, and hydraulic pressure equipment.

Size: Outside Diameter: 6mm – 340mm, Wall Thickness: 1mm – 50mm

Standard: DIN2391, DIN2394, ASTM A519, JIS G3445 STKM

Application: used for Air Cylinder and Oil Cylinder, Oil Inlet Tubes and Gas Spring Tubes on Automobile, Bushing Tubes.

Steel Grade Chemical Composition
Symbol Material Number

C

Max.

Si

Max.

Mn

Max.

P

Max.

S

Max.
E235 1.0308 0.17 0.35 1.20 0.025 0.025
E255 1.0408 0.21 0.35 0.40--1.10 0.025 0.025
E355 1.0580 0.22 0.55 1.60 0.025 0.025

Steel Grade +C +LC +SR
Name No.

Rm

Mpa

A

%

Rm

Mpa

A

%

Rm

Mpa

ReH

Mpa

A

%
E235 1.0308 480 6 420 10 420 350 16
E255 1.0408 580 5 520 8 520 375 12
E355 1.0580 640 4 580 7 580 450 10

Steel Grade +A +N
Name No.

Rm

Mpa

A

%

Rm

Mpa

ReH

Mpa

A

%
E235 1.0308 315 25 340--480 235 25
E255 1.0408 390 21 440--570 255 21
E355 1.0580 450 22 490--630 355 22


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 or Cold Rolling, Online inspection
5. Heat Treatment:+SR, +A, +N
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.

100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.

Customer benefits

  • High dimensional accuracy for inside and outside diameters

  • Extremely limited wall thickness tolerances
  • Reduced eccentricity
  • Smooth drawn surface
  • Increased strength values due to cold forming
  • Tightly staggering range of dimensions
  • Customized heat treatment

E255 Cylinder Seamless Precision Steel Tube For Machine Structural E255 Cylinder Seamless Precision Steel Tube For Machine Structural E255 Cylinder Seamless Precision Steel Tube For Machine Structural

E255 Cylinder Seamless Precision Steel Tube For Machine Structural E255 Cylinder Seamless Precision Steel Tube For Machine Structural E255 Cylinder Seamless Precision Steel Tube For Machine Structural

Product tags

precision seamless steel tube

,

seamless precision steel tube

,

precision steel tube
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E255 Cylinder Seamless Precision Steel Tube For Machine Structural

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Product Detail
Brand Name :
Joyruns
Model Number :
EN10305-1, DIN2391
Certification :
ISO9000
Place of Origin :
CHANGZHOU, CHINA
MOQ :
5TONs
Price :
Negotiable
Contact Supplier
video
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural
E255 Cylinder Seamless Precision Steel Tube For Machine Structural

Changzhou Joyruns Steel Tube CO.,LTD

Verified Supplier
5 Years
changzhou
Since 2000
Business Type :
Manufacturer, Agent, Exporter, Seller
Main Products :
Seamless Precision Steel Tube, Heat Exchanger Steel Tube, Steel Bundy Tube
Total Annual :
10000000-20000000
Employee Number :
150~300
Certification Level :
Verified Supplier
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