Brand Name: JOYRUNS
Model Number: 6MM TO 88.9MM
Place of Origin: CHINA
Boiler tube
ASTM A106/A192 seamless Boiler Tubes
It is used for boiler and boiler flue tubes. Including safe end, vault and supporting tube and super heater min wall thickness seamless medium--carbon steel tube
Standard: ASTM A106/A192
OD. Range:6mm – 88.9mm
Wall thickness: 1mm-15mm
Length: Max length 24M
Type: Seamless boiler tube/heat exchanged tubes
Packaging detail: Bundles with plastic paper packaged or wooden box package
Delivery date: 10-30days
Technique: cold drawing, cold rolled
Specifications:
Grade and Chemical Composition ( % )
Grade |
C≤ |
Mn |
P≤ |
S≤ |
Si≥ |
Cr≤ |
Cu≤ |
Mo≤ |
Ni≤ |
V≤ |
A |
0.25 |
0.27-0.93 |
0.035 |
0.035 |
0.10 |
0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
B |
0.30 |
0.29-1.06 |
0.035 |
0.035 |
0.10 |
0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
C |
0.35 |
0.29-1.06 |
0.035 |
0.035 |
0.10 |
0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
Mechanical properties
Grade |
Tensile Strength Rm (Mpa) |
Yield Point (Mpa) |
Elongation A % |
Delivery Condition |
A |
≥ 330 |
≥ 205 |
20 |
Annealed |
B |
≥ 415 |
≥ 240 |
20 |
Annealed |
C |
≥ 485 |
≥ 275 |
20 |
Annealed |
Tolerance
Pipe Type |
Pipe Sizes |
Tolerances |
|
Cold Drawn |
OD |
≤ 48.3mm |
± 0.40mm |
≥ 60.3mm |
± 1%mm |
||
WT |
± 12.5% |
Tag
heat exchanged tubes
Steam tubes
Condensers tubes
similar heat transfer apparatus tubes