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Changzhou Hongtai Precision Steel Pipe Co., Ltd.

Steel Pipe, Seamless Steel Pipe, Steel Tube manufacturer / supplier in China, offering JIS G3445 Cold Drawn Steel Pipe for Automobile and Motorcycle, JIS G3445 Stkm12b Seamless Steel Pipe Bushing Tube Sleeve, JIS G3445 Stkm12A Seamless Steel Pipe Bushing Tube Sleeve and so on.

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Supplier Homepage Product Bushing/sleeve steel pipe JIS G3445 Cold Drawn Steel Pipe for Automobile and Motorcycle

JIS G3445 Cold Drawn Steel Pipe for Automobile and Motorcycle

FOB Price: US $400-900 / Yard
Min. Order: 1 Yard
Min. Order FOB Price
1 Yard US $400-900/ Yard
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Port: Shanghai, China
Production Capacity: 1000 Tons Per Month
Payment Terms: L/C, T/T

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Product Catalog
Precision Steel Pipe
8 Products
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Basic Info
  • Model NO.: HTSP
  • Technique: Cold Drawn
  • Surface Treatment: Oiled
  • Section Shape: Round
  • Length: Customized
  • Delivery Condition: Bk, Bkw, Bks, Nbk, Gbk
  • Certificate: ISO, BV
  • Trademark: HTSP
  • Specification: 6-180MM
  • HS Code: 7304391000
  • Type: Seamless
  • Material: Carbon Steel
  • Usage: Hydraulic/Automobile Pipe
  • Capacity: 1000t/Month
  • Customized: Stkm 11A/12A/12b/13A/13b
  • Delivery Time: 30-45days
  • Wall Thickness: 0.5-20mm
  • Transport Package: Hexagon Woven Bags
  • Origin: China
Product Description
Product Description
JIS G3445 STKM11A/12A/12C Precision Steel Tube, Cold Drawn Seamless Tube

Material: 
STKM 11A, STKM 12A, STKM13A
SAE1010, SAE1020, SAE1045

OD: 4-60mm
Wall thickness: 0.5-7mm

Length: 3 - 10 m, approximate length with tolerance +/-10 mm
 

Manufacture process:
Synopsis of Process Routing: Quality Carbon steel - Cold Drawn - Heat Treatment Without Oxidization (NBK Status) - Nondestructive Testing- Flushing The Internal Hole With Special Equipment Under The High Pressure -Dealing With Antirust Oil On Surface - Plastic Capping On Both Ends.


Applications:
Precision tubes are used in hydraulic system,automobile,mechanical parts and in the occasion where the high precision,brightness,cleanness and mechanical properties of the tube are required.
 

Steel grades for carbon Precision steel tube

Standard

Material

EN10305-1

E215, E235, E255, E355,C45E, 30GrMo

DIN2391

ST35, ST45, ST52, ST37.4

BS6323/4

CFS3,CFS4,CFS5,CFS8

ASTMA519

SAE1010,SAE1020,SAE1045

JISG3445

STKM11A,STKM13A

SAEJ524

SAE1010

 
 Tolerance Table Of Steel Tube

NAME

SCOPE(mm)

GB (mm)

DIN (mm)

Enterprise control(mm)

Special high-precision(mm)

Out Diameter

4-30

±0.1

±0.08

±0.05

±0.03

31-40

±0.15

±0.15

±0.05

±0.03

41-50

±0.20

±0.20

±0.08

±0.03

51-60

±0.25

±0.25

±0.08

±0.03

Wall thickness 

0.5-7

±10%,Min±0.12

±10%

±10%,Min±0.05

±10%,Min±0.03

 
Delivery condition and heat treatment processing of carbon Precision steel tube

Delivery Condition

Heat treatment process

+C

Cold drawn/hard.After the last cold forming,no heat treatment.

+LC

Cold drawn/soft.After the last heat treatment follows the cold drawing there is a light finishing pass.
 

+SR

Cold drawn and stress relieved annealed. After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere.

+A

After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere.

+N

Normalized. After the last cold drawing process the tubes are annealed in a controlled atmosphere.

JIS G3445 Cold Drawn Steel Pipe for Automobile and Motorcycle


 
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