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Alloy pipe for low temperature

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Number::3723181816

Name::Low temperature -40-101℃ seamless steel pipe

Spec:1/4"-16"

Memo::ASTMA333 GR.1, GR.2, GR.3, GR.4, GR.5, GR.6, GR.7, GR.8

●Standard
ASTMA333 GR.1, GR.2, GR.3, GR.4, GR.5, GR.6, GR.7, GR.8
Business type
Agent
●Size
size:1/4”-16”* SCH20,SCH40,SCH60,SCH80,SCH100,SCH120,SCH160,XXS.
Length: SRL, DRL, fixed length
Application
seamless steel pipe with low temperature concussion test widely used in bridge, ship, boiler and important building structure
Size Tolerances according to standard

Standard
The lowest temperature concussion test
 
ASTMA333
Gr.1
-45
-50
Gr.3
-100
-150
Gr.4
-100
-150
Gr.6
-45
-50
Gr.7
-75
-100
Gr.8
-195
-320
Gr.9
-75
-100
Gr.10
-60
-75
Mechanical properties
Standard
Steel
Tensile Strength(MPa)
Yield strength(MPa)
Elongation (%)
 Min
 Max
ASTMA333
Gr.1
380
205
 
35
Gr.3
450
240
 
30
Gr.4
415
240
 
30
Gr.6
415
240
 
30
Gr.7
450
240
 
30
Gr.8
690
515
 
22
Gr.9
435
315
 
28
Gr.10
550
450
 
22
Gr.11
450
240
 
18
Chemical composition: (%):
Standard
Steel
C≤
Si
Mn
P≤
S≤
Cu≤
Ni≤
Cr≤
Mo≤
V≤
ASTMA333
Gr.1
0.30
/
0.40-1.06
0.025
0.025
/
/
/
/
/
Gr.3
0.19
0.18-0.37
0.31-0.64
0.025
0.025
/
3.18-3.82
0.44-1.01
/
/
Gr.4
0.12
0.18-0.37
0.50-1.05
0.025
0.025
0.40-0.75
0.47-0.98
/
/
 
Gr.6
0.30
≥0.10
0.29-1.06
0.025
0.025
/
/
/
/
/
Gr.7
0.19
0.13-0.32
≤0.90
0.025
0.025
/
2.03-2.57
/
/
/
Gr.8
0.13
0.13-0.32
≤0.90
0.025
0.025
/
8.40-9.60
/
/
/
Gr.9
0.20
/
0.40-1.06
0.025
0.025
0.75-1.25
1.60-2.24
/
/
/
Gr.10
0.20
0.10-0.35
1.15-1.50
0.03
0.015
≤0.015
≤0.25
≤0.15
≤0.50
≤0.12
Gr.11
0.10
≤0.35
≤0.6
0.025
0.025
/
35.0-37.0
≤0.50
≤0.50
/