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GB/T 3093 DIN 2391, GB/T 3093-2002,EN10305-1, EN10305-4 10A 20A Q345A OD 3mm - 60mm Cold Drawn Seamless Tube

Basic Information
Place of Origin: Zhejiang, China (Mainland)
Brand Name: Torich
Certification: ISO 9001 ISO 14001 TS 16949 EN 10204.3.1 LR KR
Model Number: DIN 2391, GB/T 3093-2002,EN10305-1, EN10305-4
Minimum Order Quantity: 5 Ton
Price: negotiable
Packaging Details: Packing in wooden, hexagonal box or other seaworthy ways
Delivery Time: 30 days
Payment Terms: T/T L/C D/P D/A WesternUnion MoneyGram Others
Supply Ability: 60000 Ton/Year
Detail Information
Name: GB/T 3093 10A 20A Q345A High-pressure Diesel Engine Seamless Steel Tubes Standard: DIN, GB, ASTM BS DIN GB JIS GB EN
Grade Group: 10#-45#, Q195-Q345 Shape: Round
Application: For Diesel Engine OD: 3-60mm
WT: 0.5-8mm Length: 1500-6000mm
High Light:

precision stainless steel tubing

,

seamless carbon steel tube


Product Description

Product Name:
GB/T 3093 10A 20A Q345A High-pressure Diesel Engine Seamless Steel Tubes
 
Outer Diameter: 3-60 mm
 
Wall Thickness: 0.5-8mm

 
Main Characteristics:
No Oxidation Layer on the Outer and Inner Walls
No Crack under Flaring and Flattening
No Leakage under High Pressure
No Distortion after Cold Bending
High Precision High Cleanness Excellent Brightness

 
Standards: GB/T3093,DIN2391, EN10305-1, EN10305-4 etc.
 
Steel Grade: 10A,20A,Q345A,St37.4, St35(E235), St45(E255), St52(E355),etc.
 
MECHANICAL PROPERTIES AT ROOM TEMPERATURE

STEEL GRADETENSILE STRENGTH (MPA)YIELD STRENGTH(MPA)ELOGATION(%)
10A335-470≥20530
20A390-54024525
Q345A470-63034522

 
Production process:
Cold drawing bright heat treatment without oxidization 100%nondestructive testing inside flushing under the high pressure antirust oiling outer and inner surface.

 
Main Application:
to be used in hydraulic system, automobile parts and in the occasion where the high precision, brightness, cleanness and mechanical properties of the tube are required.

 
Main Features:
high accuracy, excellent brightness, no oxidization on the outer and inner walls after heat treatment, high cleanness inside wall. The steel tube is able to stand high pressure. No deformation after cold bending, no crack after flaring and flattening . The complicated geometrical forming and machining can be realized.
 

STEEL GRADE AND CHEMICAL COMPOSITIONS
STEEL GREDECHEMICAL COMPOSITIONS(%)
CSiMnPSCrNiCu
10A0.07-0.130.17-0.370.35-0.650.030.030.150.300.20
20A0.17-0.230.17-0.370.35-0.650.030.030.250.300.20
Q345A≤0.20≤0.551.00-1.600.030.030.300.300.20

 

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 and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
 
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

 
GB/T 3093 DIN 2391, GB/T 3093-2002,EN10305-1, EN10305-4 10A 20A Q345A OD 3mm - 60mm Cold Drawn Seamless Tube 0   GB/T 3093 DIN 2391, GB/T 3093-2002,EN10305-1, EN10305-4 10A 20A Q345A OD 3mm - 60mm Cold Drawn Seamless Tube 1
 
GB/T 3093 DIN 2391, GB/T 3093-2002,EN10305-1, EN10305-4 10A 20A Q345A OD 3mm - 60mm Cold Drawn Seamless Tube 2
 
FAQ
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us

Contact Details
Mike Lee

Phone Number : +8618958207750

WhatsApp : +8613736164628