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Seamless Steel Tube
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ASTM A519 AISI 4130 Seamless Alloy Steel Tubes

ASTM A519 AISI 4130 Seamless Alloy Steel Tubes

Brand Name: TORICH
Model Number: AISI4130 AISI4140
MOQ: 5 ton
Price: negotiable
Payment Terms: T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 6000ton
Detail Information
Place of Origin:
China
Certification:
SO9001:2008 ,TS16949
Product Name:
Seamless Alloy Steel Tubes
Standard:
ASTM A519
Material:
AISI4130 AISI4140
Type:
Seamless
Terms Of Trade:
FOB Or CIF
Brand:
TORICH
Transportation:
Ocean, Air
Certificate:
ISO9001, TS16949
End Protector:
Plain
MTC:
En10204.3.2B
Packaging Details:
In bundles with seaworthy packing
Supply Ability:
6000ton
Highlight:

seamless steel pipe

,

seamless carbon steel tube

Product Description

 

ASTM A519 AISI4130 AISI4140 Seamless Alloy Steel Tubes

 

Size range: O.D.: 6-350mm W.T.:1-50mm L: according to customer requirement

 

Steel Grade and Chemical Compositions:

Steel Grade and Chemical Compositions
  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 0.38-0.43 0.15-0.35 0.75-1.00 0.040 0.040 0.80-1.10 0.15-0.25

 

Mechanical Properties:

Mechanical Properties
Grade condition Ultimat Yield Elongation Rockwell
    Strength Strength   Hardness
    ksi Mpa ksi Mpa % 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
4140 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

 

Manufacture:

Tubes are made by seamless process.

At the manufacturer’s option, tubing may be furnished either hot finished or cold finished.

 

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.

 

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.