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st52.4 seamless steel pipe

FOB Price: US $1,500 - 4,500 / Ton Get Latest Price
Min.Order Quantity: 500 Kilogram/Kilograms st52.4 seamless steel pipe
Supply Ability: 1000 Metric Ton/Metric Tons per Month st52.4 seamless steel pipe
Port: shanghai
Payment Terms: L/C,T/T
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Quick Details

Thickness:
0.5 - 6 mm
Section Shape:
Round
Outer Diameter:
3.75 - 60 mm
Place of Origin:
Jiangsu China (Mainland)
Secondary Or Not:
Non-secondary
Application:
automotive industry and hydraulic system also mechanical usage,automobile fuel line, oil tube,
Technique:
Cold Drawn
Certification:
TS16949 ISO9001
Surface Treatment:
annealed galvanized, or black phosphated
Alloy Or Not:
Non-alloy
Name:
st52.4 seamless steel pipe
Standard::
DIN 2391, EN10305-1, EN10305-4, BS 6323, ISO 8535
STEEL GRADE::
ST30Si, ST30Al, ST35, ST37, ST37.4, ST45, ST52, ST52.4, A519,etc
Delivery condition::
BK, GBK, BKW, BKS or NBK
Certificate::
ISO9001 TS16949
Grade:
10#,20#,45#,16Mn,St37,St52,St45,St35.8,St37-2,St35.4,St52.4,St45-4,ST35,ST37.4,ST54,10#-45#,ST35-ST52
Standard:
BS 6323,JIS G3445-2006,GB/T 8163-1999,GB/T 8162-1999,GB/T 3639-2000,DIN 1629/3,DIN EN 10216-1-2004,DIN 1630,DIN 2391,DIN 17175,DIN EN 10305,DIN 2448,ASTM A179-1990,BS,JIS,GB,DIN,ASTM

Packaging & Delivery

Packaging Detail: st52.4 cold drawn precision seamless steel tube and pipe sea worthy packing in bundles or boxes
Delivery Detail: 30 days after order

Specifications

1.st52.4 cold drawn precision seamless steel tube and pipe
2.Cold drawn seamless steel tube
3.Standard: DIN 2391, EN 10305

  st52.4 cold drawn precision seamless steel tube and pipe   

  

 Production range: OD from 3.75mm to 70mm; wall thickness up to 10mm

 Steel grades:

Standard Tubes

Standards

TDR Standards

Steel Grades

DIN

1629

1630

2391-2

17204



17210

ST 37 / 44 / 52

ST 37.4 / 44.4 / 52.4

ST 35 /  45 / 52

C22 – Ck 22 – Cm22 
C35 – Ck 35 – Cm 35
C45 -  Ck 45 – Cm 45 – 34 CrMo4

C15 – Ck 15 – Cm 15 – 16MnCr5

EN

10305-1

E215/235/355/255
26Mn 5
C35E
C45E
20V1 (E410)
26Mo2
25CrMo4
42CrMo4

 GB

3639 

 10#, 20#, 16Mn, 45#

ASTM

A 519

1010
1020
1035

ASTM

 A179-A450

 A450

ASTM

 A822-A450

 A450

BS

BS 6323

CFS3
CFS4
CFS5
CFS6
CFS7

NFA

49310

TU 37 b
TU 52  XC

 Delivery conditions:  

Precision tubes are delivered in following conditions 

BK (+C) Cold finished/hard (cold finished as drawn).
No heat treatment after last cold forming process.
BKW (+LC) Cold finished/soft (lightly cold worked).
After last heat treatment there is a light finishing pass (cold drawing).
BKS (+SR) Cold finished/stress relieve annealed.
After the final cold forming process the tubes are stress relieve annealed.
GBK (+A) Annealed.
After the final cold forming process the tubes are annealed in a controlled atmosphere.
NBK (+N) Normalized.
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.
 

Tests: 100% eddy current test, chemical and mechanical inspection, size checking and others

Certificates: according to EN 10204 3.1 

  SURFACE TREATMENTS

1. Bare Tube (No coating): Bright and smooth

 A. Silver galvanized

 B. Yellow galvanized

 C. Olive green coated

Layer thickness: 8-20um, Salty Spray Test: 48-150 hours

3.  Black phosphate

 APPLICATIONS

1. Automotive fields

 A. Fuel injection lines/nozzles

 B. CNG (Compressed Nature Gas) tube-- Burst pressure: 1307Bar, Working Pressure: around 350bar

C. Drive transmission: Steering column elements

 D. Gear shafts, hand brake, front axles, airbag inflators, stabilizers, seat fasteners, front-wheel drive shafts

2. Hydraulic Fields

A. Hydraulic circuits (HPL), pneumatic lines, and hydraulic suspension 

B. Hydraulic cylinders (HPZ)

 

SIZES AND TOLERANCE

 

 

 Mechanical properties at room temperature  
Delivery conditionBKBKWGBKNBK
steel GradeRm Mpa (Min)A %(Min)Rm Mpa(Min)A %(Min)Rm Mpa(Min)A %(Min)Rm Mpa(Min)ReH Mpa(Min)A %(Min)
St30Al or E21543083801228030290 to 43021530
St35 or E23548064201031525340 to 48023525
St45 or E2555805520839021440 to 57025521
St52 or E3556404580745022490 to 63035522

 

 

Processing:

 

 

 

 Inspection:

 

 

 

Packing and delivery:

 

 

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Chewit International

Wit-cheers

Chewit international Located in zhangjiagang city which is along The Yangtze Golden Channel the junction of River and Coast Economic Belt. It owns an excellent geographic position, as it is close to Nanjing city in the north, adjacent to Suzhou and Wuxi cities in the south, next to Shanghai international city in the east. Zhangjiagang international port and State highway endow us a convenient water and land transportation which links us to the outside ... View detail

Basic Information

Product/Service (We Sell): seamless steel tube,steel forgings,steel shaft,Hydraulic line tube,fuel injection tube  
Number of Employees: 51 - 100 People  

Trade & Market

Main Markets: Southeast Asia
Northern Europe
Mid East
Eastern Europe
Domestic Market
Total Annual Sales Volume: US$10 Million - US$50 Million  
Export Percentage: 51% - 60%  

Factory Information

Factory Size (Sq.meters): 50,000-100,000 square meters  
Factory Location: 8 Tailai Road,East Side of Zhangjiagang Bonded Zone, Jiangsu Province  
Number of Production Lines: Above 10  
Number of R&D Staff: Less than 5 People  
Number of QC Staff: Less than 5 People  
Management Certification: TS16949   GL   KR   ABS   BV   DNV  
Contract Manufacturing: OEM Service Offered   Buyer Label Offered  

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China (Mainland) | Manufacturer, Trading Company | Contact Details
Experience: Established 2010

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Ms. rosa chou
Ms. rosa chou:
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