A333 Seamless & Welded Steel Pipe

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

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.


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

Grade1

Grade3

Grade4

Grade6

Grade7

Grade8

Grade9

Grade10

Grade11

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

Grade1

55 000

380

30 000

205

35

25

Grade3

65 000

450

35 000

240

30

20

Grade4

60 000

415

35 000

240

30

16.5

Grade6

60 000

415

35 000

240

30

16.5

Grade7

65 000

450

35 000

240

30

22

Grade8

100 000

690

75 000

515

22

-

Grade9

63 000

435

46 000

315

28

-

Grade10

80 000

550

65 000

450

22

-

Grade11

65 000

450

35 000

240

18

-

 

Scope of Application

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


What is your working time?

In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry during the next working day.

How to pack the products?

The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.

Can you send samples?

Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

What product information do I need to provide?

You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

What are the shipping ports?

Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.

About product prices?

Prices vary from period to period due to cyclical changes in the price of raw materials.

What are the certifications for your products?

We have ISO 9001, SGS, EWC and other certifications.

How long does your delivery time take?

In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely large or special circumstances occur.

Baoyang Special Steel