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Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length

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Good quality DOM Steel Tube for sales
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Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length

China Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length supplier
Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length supplier Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length supplier Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length supplier Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length supplier

Large Image :  Cold Drawn Seamless Alloy Steel Tube Oiled Surface 1000-1200 mm Length

Product Details:

Place of Origin: Zhejiang China
Brand Name: TORICH
Certification: ISO
Model Number: ASTM A519

Payment & Shipping Terms:

Minimum Order Quantity: 5 Tons
Price: negotiable
Packaging Details: Steel Tubes are packed in wooden boxes or seaworthy packages
Delivery Time: 4-8 Weeks
Payment Terms: L/C, D/A, T/T, D/P, Western Union, MoneyGram
Supply Ability: 500 Tons per Month
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Detailed Product Description
Technics: Cold Drawn Length: 1000-1200 Mm
OD: 6 - 350 Mm W T: 1 - 50 Mm
End Protector: Plain Surface: Oiled

 

Product Description

 

TORICH ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tubes

 

Standard ASTM A519
Matrial AISI4130 AISI4140
Size OD: 6-350mm WT: 1-50mm Length: 1-12m
Manufacture Tubes are made by seamless process.
At the manufacturer's option, tubing may be furnished either hot finished or cold finished.
Condition
Sizing Methods
1. Hot-Finished Mechanical Tubing
2. Cold-Worked Mechanical Tubing
3. Rough -Turned Mechanical Tubing
4. Ground Mechanical Tubing
Thermal Treatment: 1. A-Annealed
2. N-Normalized
3. QT-Quenched and Tempered
4. SR-Stress relieved or Finish Anneal
The tubes shall be pickled free of scale,. When bright annealing is used, pickling is not necessary.
Workmanship, Finish, and Appeaerance The tubing shall be free of laps, cracks, seams, and other defects as is consistent with good commercial practice.
The surface finish will be compatible with the condition to which it is ordered.
 
Chemical Requirements

 

Grade
C
Si
Mn
P≤
S≤
Cr
Mo
4130
0.28-0.33
0.15-0.35
0.40-0.60
0.040
0.040
0.80-1.10
0.15-0.25

 

 

4140

 

0.33-0.43

 

0.15-0.35

 

0.75-1.00

 

0.040

 

0.040

 

0.80-1.10

 

0.15-0.25

 

 

Mechanical Properties

 

Grade
Condition
Ultimat Strength ksi MPa
Yeild Strength ksi MPa
Elongation %

 

Rockwell Hardness B Scale
4130
HR
90 621
70 483
20
89
 
SR
105 724
85 586
10
95
 
A
75 517
55 379
30
81
 
N
90 621
60 414
20
89
4040
HR
120 855
90 310
15
100
 
SR
120 855
100 689
10
100
 
A
80 552
60 414
25
85
 
N
120 855
90 621
20
100

 

 

 

Production Show

 

 

 

 

 

 

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.

 

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, it is according to quantity.

Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need 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

TORICH ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tubes

Contact Details
TORICH INTERNATIONAL CO.,LTD

Contact Person: Nancy Niu

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