Company Details
  • Torich International Co.,Ltd--The Steel Tube Maker

  •  [Zhejiang,China]
  • Business Type:Distributor/Wholesaler , Manufacturer , Service , Trade Company
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:GB, ISO9001, ISO14001
  • Description:AISI4130 AISI4140 Alloy Steel Tube,ASTM A519 Seamless Tube,Alloy Steel Seamless Tube
Torich International Co.,Ltd--The Steel Tube Maker AISI4130 AISI4140 Alloy Steel Tube,ASTM A519 Seamless Tube,Alloy Steel Seamless Tube
Home > Products > Seamless Alloy Steel Tubes > ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube

ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube

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    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Order: 5 Ton
    Delivery Time: 30 Days

Basic Info

Model No.: ASTM A519

Standard: ASTM, GB, Astm A519

Length: 1000-1200 Mm

Technics: Cold Drawn

Alloy: Alloy

Keyword: Alloy Steel Tubes

Material: AISI4130 AISI4140

WT: 1 - 50 Mm

OD: 6 - 350 Mm

Surface: Oiled

End Protector: Plain

Additional Info

Packaging: Steel Tubes are packed in wooden boxes or hexagonal bundles in seaworthy packing.

Productivity: 20000 tons/year

Brand: TORICH

Transportation: Ocean,Land,Air

Place of Origin: China (Zhejiang)

Supply Ability: 5000Tons per Year

Certificate: ISO9001,ISO14001,TS16949

Port: Shanghai,Ningbo

Product Description

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

pl21175349-remark20181101165545_15187

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

Looking for ideal AISI4130 AISI4140 Alloy Steel Tube Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the ASTM A519 Seamless Tube are quality guaranteed. We are China Origin Factory of Alloy Steel Seamless Tube. If you have any question, please feel free to contact us.

Product Categories : Seamless Alloy Steel Tubes

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  • ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube
  • ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube
  • ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube
  • ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tube
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