Products

Precision St52 Cold Drawn Seamless Steel Honed Tube

China Precision St52 Cold Drawn Seamless Steel Honed Tube, Find details about China Honed Tube, Hydraulic Cylinder Honed Tube from Precision St52 Cold Drawn Seamless Steel Honed Tube

Model NO.
JNM
ID Tolerance
H8,H9,H10
ID Roughness
0.1-0.4micron
Processing Form
Honed &Srb
Heat Treatment
Bk+S
Straightness
0.3-1.0/1000
Aplication
Hydraulic Cylinder
Main Market
America ,India,Turkey,Korea,Vietnam,Thailand
Grade
C20,St52,SAE1026.Ck45,20#,45#,25mn
Secondary or Not
Non-Secondary
Length
3m-9m
Trademark
JNM
Transport Package
Anti-Rust Oil at Inside Tube, Caps and Both Ends O
Specification
OD: 40-480MM ID: 30-400MM
Origin
China
HS Code
73043190
Model NO.
JNM
ID Tolerance
H8,H9,H10
ID Roughness
0.1-0.4micron
Processing Form
Honed &Srb
Heat Treatment
Bk+S
Straightness
0.3-1.0/1000
Aplication
Hydraulic Cylinder
Main Market
America ,India,Turkey,Korea,Vietnam,Thailand
Grade
C20,St52,SAE1026.Ck45,20#,45#,25mn
Secondary or Not
Non-Secondary
Length
3m-9m
Trademark
JNM
Transport Package
Anti-Rust Oil at Inside Tube, Caps and Both Ends O
Specification
OD: 40-480MM ID: 30-400MM
Origin
China
HS Code
73043190
1.Product Show 

Honed tube for hydraulic cylinder

Standard

DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713...

Material

ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45...

Heat treatment

BK+S

Specification

Outer diameter(mm)                               

Inner diameter(mm)                               

40-480mm

30-400mm

I.D Tolerance

H8-H9

Length

3-9m (Customers usually choose the 4~5.8m)

Straightness

1/1000

ID roughness

RA 0.4micron(max)

Technology

Honed & SRB(SKIVED AND ROLLER BURNISHED )

Scope

Honed tube for hydraulic cylinder, swivel crane, injection machine and 

construction machine application


2.Product Pictures
Precision St52 Cold Drawn Seamless Steel Honed Tube

Precision St52 Cold Drawn Seamless Steel Honed Tube

3.Chemical Component 

Steel Grade

Chemical Composition (%)

C

Si

Mn

P

S

Cr

≤

St45

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.250

ST52(E355)

≤0.22

≤0.55

≤1.6

0.025

0.025

0.25

SAE1026

0.22-0.28

0.15-0.35

0.60-0.90

0.040

0.050

/

27SiMn

0.24-0.32

1.10-1.40

1.10-1.40

0.035

0.035

0.300

20#

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.250

4.Mechanical Properties
 

Delivery condition

BKS

Cold Drawn & Stress-Relieved

Steel Grade

Rm MPa

ReH MPa

Elongation A5(%)

ST45

≥520

≥375

≥15

ST52(E355)

≥600

≥520

≥14

SAE1026

≥600

≥510

≥15

16Mn

≥600

≥520

≥14

20#

≥520

≥375

≥15

5.Flow Diagram
Precision St52 Cold Drawn Seamless Steel Honed Tube

6.Advantage of Product

1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty

7. Introduction of Company      

      JIANNING METALS GROUP was established in 2001, With more than 10 years import and export experiences Jianning Metals has been an influential exporter in the global metal products market. More than 160 customers from 26 countries and regions have established long-term business relationships with us.

      Our main business range is listed as follows:

      Carbon Seamless Steel pipe/tube

      Hydraulic cylinder tube(Honed tube)

      Hard chrome plated rod/bar/shaft(Piston rod)

      Auto exhaust system: (exhaust pipe, muffler tips, carbon steel and stainless steel mufflers, flexible pipe)

      We sincerely welcome friends from all over the world contact us to establish mutually beneficial business relationships

8.Our Company View
Precision St52 Cold Drawn Seamless Steel Honed Tube
9.OUR CUSTOMER
Precision St52 Cold Drawn Seamless Steel Honed Tube
10.FAQ

 1.Q: How many days of your delivery?

   A:  The general delivery is 15~35 days according to your quantity.

2.Q: What's your main market?

   A: We mainly export to Middle East and South Eastern Asia. And this year our products enter into South America.

3.Q :Are you factory?

    A:Yeah, we are.

4.Q :Which countries do you export to?

   A: America, India, Korea, Pakistan, Turkey, Iran and so on.

5.Q :What is the delivery time?

   A: If we have stock, we can send goods within 20days. If not, we will delivery goods within 30-45days

6.Q: What is your main payment itme?

   A: T/T and L/C

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