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Low Temperature Seamless Carbon Steel Pipe

Seamless and welded steel pipe for low temperature service, ASTM A333 GR.6 -50℃(minus 50℃) impact test will guarantee for use at cold temperature service.

Description

ASTM A333 Gr.6 Low Temperature

Seamless Steel Pipe

Chemical properties and mechanical properties

1. Grade and Chemical Composition (%)

Grade

C≤

Mn

P≤

S≤

Si≤

Cr≤

Cu≤

Mo≤

Ni≤

V≤

6

0.30

0.29-1.06

0.025

0.025

0.10

-

-

-

-

-

Remark: For each reduction of 0.01% carbon below 0.30%, an increase of 0.05% manganese above 1.06% would be permitted to a maximum of 1.35% manganese.

2. Mechanical Properties

Grade

Tensile Strength (Mpa), min

Yield Strength (Mpa), min

Elongation transverse
(%,min)

Elongation Longitudinal
(%,min)

6

415

240

16.5

30 

Inspection Data for ASTM A333 Gr.6 Low Temperature Seamless Steel pipe

--- From different customer's order

NO.1 Sample

Product: 355.6*7.92  (14” Sch20)

Sample Size

Temp.℃

AK1

AK2

AK3

AVE

5*10

-50

106

100

106

104

NO.2 Sample

Product: 168.3*7.11  (6” Sch40)

Sample Size

Temp.℃

AK1

AK2

AK3

AVE

7*10

-50

158

156

162

159

NO.3 Sample

Product: 60.3*5.54  (2”Sch80/XXS)

Sample Size

Temp.℃

AK1

AK2

AK3

AVE

2.5*10

-50

30

32

32

31

Mark on pipes
ASTM A333 Gr.6 is marked on pipes, so customers can recognize which is Low Temperature seamless Carbon Steel pipe from other pipes easily.

Packing and shipment
The tubes are supplied in packages with hexagonal diameter with having weight of 500KG to 2000KG.

From 1/2” to 8” low temperature seamless steel pipes are tied with steel strip. 9'' and upper size will be in loose.
Surface coating will be varnish painting(anti-rusted painting). Pipes both end will be protected by plastic or metal cap.  
Packing: Bundled or each piece with knitted plastic bag, wooden cases or Ply-wooden Case /Iron Case/ Bundle or as per customers' requirement.
Main transportation way is container vessel, our experienced driver drives forklift to load low temp seamless steel pipe into container.

Application

ASTM A333 Gr.6 low temperature seamless steel pipe is widely used in chemical industry, Low temperature construction etc.

Certification

Our company has been verified by ISO-9001 world-leading inspection company. So we can provide high quality seamless steel pipe for customers.


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