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  • A333 Seamless & Welded Steel Pipe
  • A333 Seamless & Welded Steel Pipe
  • A333 Seamless & Welded Steel Pipe
  • A333 Seamless & Welded Steel Pipe
  • A333 Seamless & Welded Steel Pipe
  • A333 Seamless & Welded Steel Pipe

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A333 Seamless & Welded Steel Pipe
ASTM A333 is the standard specification for seamless and welded carbon and alloy steel pipe for low temperature applications or other applications requiring notch toughness. This standard covers several grades of ferritic steel: Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10 and Grade 11.
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A333 Seamless & Welded Steel Pipe Description

The main components of A333 seamless steel pipe include iron, carbon, chromium, nickel, manganese and other elements. Chromium  has excellent corrosion resistance, while the addition of nickel  further enhances the corrosion resistance and toughness of the material. A333  seamless steel pipe has high strength and hardness, as well as good  plasticity and toughness. These excellent mechanical properties make  A333 seamless steel pipe an ideal choice in many high-strength,  high-corrosion-resistant application scenarios. A333 seamless steel pipe  is commonly used to transport oil and natural gas with high temperature  and high pressure owing to the excellent sealing and corrosion  resistance.


Product Parameters

Product Name

A333 Seamless & Welded Steel Pipe

Standard

EN/DIN/JIS/ASTM/BS/ASME/AISI etc.

Outer Diameter

Seamless: 1/4"-36"

Welding: 21.3mm-3620mm

Round Tube: 1/2"-10"

Square Tube/Rectangular Tube: 15x15mm-400x600mm

Wall Thickness

Seamless: 1.25mm-50mm

Welding: 1.65mm-65mm

Length

3-12 meters, Support customization

Surface Process

Bright, Polished, Black

Other Services

Machining(cnc),  Centerless Grinding(cg), Heat Treatment, Annealing, Pickling,  Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

 

Chemical Composition

A333

Grade 1

Grade 3

Grade 4

Grade 6

Grade 7

Grade 8

Grade 9

Grade 10

Grade 11

C

0.30

0.19

0.12

0.30

0.19

0.13

0.20

0.20

0.10

Mn

0.40-1.06

0.31-0.64

0.50-1.05

0.29-1.06

0.90

0.90

0.40-1.06

1.15-1.50

0.60

P

0.025

0.025

0.025

0.025

0.025

0.025

0.025

0.035

0.025

S

0.025

0.025

0.025

0.025

0.025

0.025

0.025

0.015

0.025

Si

-

0.18-0.37

0.08-0.37

0.10 min

0.13-0.32

0.13-0.32

-

0.10-0.35

0.35

Ni

-

3.18-3.82

0.47-0.98

0.40

2.03-2.57

8.40-9.60

1.60-2.24

0.25

35.0-37.0

Cr

-

-

0.44-1.01

0.30

-

-

-

0.15

0.50

Cu

-

-

0.40-0.75

0.40

-

-

0.75-1.25

0.15

-

Al

-

-

0.04-0.30

-

-

-

-

0.06

-

 

Mechanical Properties

A333

Tensile Strength min.

Yield Strength min.

Elongation % min.

Grade

psi

MPa

psi

MPa

Vertical

Transverse

Grade 1

55000

380

30000

205

35

25

Grade 3

65000

450

35000

240

30

20

Grade 4

60000

415

35000

240

30

16.5

Grade 6

60000

415

35000

240

30

16.5

Grade 7

65000

450

35000

240

30

22

Grade 8

100000

690

75000

515

22

-

Grade 9

63000

435

46000

315

28

-

Grade 10

80000

550

65000

450

22

-

Grade 11

65000

450

35000

240

18

-

 

Scope of Application

Seamless and welded steel pipes for low temperature service and other applications with the required notch toughness.

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   Why Choose Us

1.7x24 hours online response

7x24 hours online response

Only to give you the best service

2.Punctual delivery

(1) We provide competitive price products on the basis of quality assurance and arrange delivery on time.

(2) We can process different finished products according to your requirements

(3) High production capacity will shorten your waiting time

(4) Accept buyer's specifications

(5) Experienced R&D department

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   FAQ

Q: Are you a trading company or a manufacturer?

A: We are a professional manufacturer and offer a wide range of steel products.

Q: Do you provide samples?

A: Yes, we will provide samples for free, and the express shipping cost will be borne by customers.

Q: Can you customize the products according to our requirements?

A: Yes, just tell us your requirements, we can provide you with customized solutions, such as material, hardness, thickness, width and so on.

Q: Can I visit your factory?

A: Of course you can, we welcome customers from all over the world to visit our factory.

Q: Are the products quality inspected before shipment?

A: Of course, all our products undergo strict quality inspection before packing, and unqualified products will be destroyed. We absolutely accept third party inspection.

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