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China original DIN 2391 precision seamless steel tube

1500.0~3000.0 USD
Min. Order: 1 Metric Ton
Trade Term: CIF
Payment Terms: L/C, D/P, D/A, T/T
Supply Ability: 500Ton/ Month
Place of Origin: Jiangsu

Company Profile

Location: Suzhou, Jiangsu, China (Mainland)
Business Type: Manufacturer
Main Products: Hydraulic Fluid Line Tube, Phosphated Metric Steel Tube, BA Steel Tube, Zinc Coated Steel Tube, High Pressure Oil Tube

Product Detail

Means of Transport: Ocean, Air, Land
OD: 3-80MM
WT: 0.5-10MM
Technique: Cold Drawn or Cold Rolled
surface treatment: light oiled, phosphated or galvanized
HS Code: 73043190
Production Capacity: 500Ton/ Month
Packing: plastic film and knittings
Delivery Date: 15working days
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Product Description

Precision Seamless Steel Tube
Standard: DIN2391, EN10305-1, EN10305-4
Steel grade: St35, St37, St45, St52, E235, E355
Size(mm): O. D.: 3.0-114.0mm W. T.: 0.5-10mm L: Max 14000mm
Condition: GBK(+A) NBK(+N), BK(+C)
Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Stress Released
EN10204/3.1 test certificate be presented
Application: For Auto use, machinery use, Oil cylinder tube, Motorcycle shock reducer steel tubes, Auto shock reducer inner cylinder.
Delivery condition: Cold worked, Annealed, Normalized, Stress Released.
Packing:
1. Standard export bundle wrapped with strong steel strip
2. Wooden case
3. Nylon packed

Your special requirement is highly welcomed and will be fulfilled.
We always provide higher quality seamless pipe/tube and best service.
Delivery condition: Cold worked, Annealed, Normalized, Stress Released
+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
Annealed. After the last cold drawing process the tubes are annealed in a controlled atmosphere.
+N
Normalized.
After the last cold drawing process the tubes are annealed in a controlled atmosphere.
Grade
Chemical Composition ( % )
C max
Si max
Mn
P max
S max
St 35
0.17
0.35
≥ 0.40
0.025
0.025
St 45
0.21
0.35
≥ 0.40
0.025
0.025
St 52
0.22
0.55
≤ 1.60
0.025
0.025
Steel grade
Chemical Composition ( % )
Steel name
Steel number
C max
Si max
Mn
P max
S max
Al min
E215
1.0212
0.10
0.05
0.70
0.025
0.025
0.025
E235
1.0308
0.17
0.35
1.20
0.025
0.025
-
E355
1.0580
0.22
0.55
1.60
0.025
0.025
-


1>Before Formed pipe :Assurance of compliance/Review of Sub-vendor ; quality plan /Review of samples certification (MTC)
/Chemical analysis/Tension &Mechanical tests
2>Formed pipe : NDT operator qualification/Eddy current testing/Ultrasonic tesing
/Inside/Out Side/Lenght dimension control/Straightness/Visual & Dimention check of edge/Weight control/Marking/Material & NDT retest (if required)
4>Ready for delivery: Protection coating/Certificate of compliance/Packing check/Shiping mark and number check.
Production process:  
Common pipe:    
Special shape pipe:   
Quality Standard:
ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
ASTM A519 Seamless Carbon and Alloy Steel Mechanical Tubing
ASTM A106 Seamless Carbon Steel Pipes for transportation
GB/T8162 Seamless Steel Tubes for Structural Purposes
JIS G3441 Alloy steel tubes for machine purposes
JIS G3444 Carbon steel pipes for general structural purposes
JIS G3445 Carbon steel tubes for machine structural purposes
DIN 2391 Seamless Precision Steel Tubes
EN10305 Steel tubes for precision applications. Technical delivery conditions. Seamless cold drawn tubes
EN 10210:Seamless structural steel pipes
Steel Grade:
ASTM A 53: Grade A, Grade B, Grade C, Type F, Type E
ASTM A519: 1010-1045, 4130-4142, 5135
GB/T8162: 10, 20, 35, 45, 16Mn, 12C rMo, 15CrMo, 12C rl MoV
JIS G3441: SCM 415 TK, SCM 418 TK, SCM 420 TK, SCM 430 TK, SCM 435 TK, SCM 440 TK
JIS G3444: STKM 11A, STKM 12, STKM 13, STKM 14, STKM 15, STKM 16, STKM 17, STKM 18
STKM 19, STKM 20
DIN 2391: St30Si, St30A1, St35, St45, St52
EN10305: E235, E355
EN 10210: S235JRH; S275J0H, S275J2H; S355J0H, S355J2H; S275NH, S355NH; S275NLH, S355NLH
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