ASTM A334 Low Temperature Seamless Steel Pipe

ASTM A334 Low Temperature Seamless Steel Pipe

OD: 10.3 – 114.3mm (1/8 – 4 in.)
WT: 1 – 12mm
Marking: as per requirement
Chat Now

Product Details

ASTM A334 Low Temperature Seamless Steel Pipe

OD: 10.3 – 114.3mm (1/8 – 4 in.)

WT: 1 – 12mm

ASTM A334 Carbon Steel Seamless Low Temperature Pipe And Tube

Detailed Product Description

Standard:

ASTM A334

Steel Grade:

Carbon Steel, Alloy Steel

Section:

Round

Shape:

Straight

Application:

Low Temperature Service



Specifications:

Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling

Ends: BE/PE, ends caps

Marking: as per requirement

Delivery Condition: Annealed/Normalized/Tempered

Size:(mm)
OD: 10.3 – 114.3mm (1/8 – 4 in.) WT: 1 – 12mm

or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length


TABLE 1 Chemical Requirements


 

Element



 

Composition, %





Grade 1A

Grade 3

Grade 6A Grade 7

Grade 8

Grade 9

Grade 11

Carbon, max

0.30

0.19

0.30 0.19

0.13

0.20

0.10

Manganese

0.40–1.06

0.31–0.64

0.29–1.06 0.90 max

0.90 max

0.40–1.06

0.60 max

Phosphorus, max

0.025

0.025

0.025 0.025

0.025

0.025

0.025

Sulfur, max

0.025

0.025

0.025 0.025

0.025

0.025

0.025

Silicon

...

0.18–0.37

0.10 min 0.13–0.32

0.13–0.32

...

0.35 max

Nickel

...

3.18–3.82

... 2.03–2.57

8.40–9.60

1.60–2.24

35.0–37.0

Chromium

...

...

... ...

...

...

0.50 max

Copper

...

...

... ...

...

0.75–1.25

...

Cobalt

...

...

... ...

...

...

0.50 max

Molybdenum

...

...

... ...

...

...

0.50 max

AFor each reduction of 0.01 % carbon below 0.30 %, an increase of 0.05 % manganese above 1.06 % will be permitted to a maximum of 1.35 % manganese.

Tensile Requirements

 

 

ksi

 

Grade 1

MPa

 

 

ksi

 

Grade 3

MPa

 

 

ksi

 

Grade 6

MPa

 

 

ksi

 

Grade 7

MPa

 

Grade 8 ksi MPa

 

 

ksi

 

Grade 9

MPa

 

Grade 11 ksi MPa

Tensile Strength, min

55

380

65

450

60

415

65

450

100

690

63

435

65

450

Yield Strength, min

30

205

35

240

35

240

35

240

75

520

46

315

35

240

Elongation in 2 in. or 50 mm (or 4D),















Basic minimum elongation for walls 35

5 / 16 in. [8 mm] and over in

30

30

30

22

28

18A

small sizes tested in full section

When standard round 2-in. or 50 28

 

22

 

22

 

22

 

16

 

...

 

...

Dimension Tolerance:

Processing

Size

Tolerance

SEAMLESS

OD

<25.4mm

±0.10mm

25.4~38.1mm

±0.15mm

38.1~50.8mm

±0.20mm

50.8~63.5mm

±0.25mm

63.5~76.2mm

±0.30mm

76.2~101.6mm

±0.38mm

101.6~190.5mm

+0.38mm~-0.64mm

WT

OD≤38.1mm

0~+20%

OD≥38.1mm

0~+22%

Inspection And Test:

CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening,impact, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.

Applications:

Low-temperature service. Superheater. Heat-exchanger and other heat supply/heat transfer equipment, etc.

Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement

  If you require further information or you do not see what yo need in our web,please do not hesitate to contact us. Our customer service specialists will be happy to help you.

info@jiade-group.com

Hot Tags: astm a334 low temperature seamless steel pipe, China, factory, manufacturers, suppliers, customized, wholesale, bulk, discount, low price, in stock, free sample

Inquiry

You Might Also Like