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Production Range
OD: 42mm～760mm
WT: 4mm～120mm
|
Properties of Steel Pipe |
||||||
|
Steel Grade |
Delivery Condition |
Yield |
Tensile |
Elongation |
Absorbed-energy |
|
|
HSM450 |
Normalization or |
560～720 |
≥450 |
≥19 |
-20℃ |
≥27 |
|
HSM770 |
Quenching+Tempering |
820～1000 |
≥770 |
≥15 |
-20℃ |
≥55 |
|
HSM890 |
Quenching+Tempering |
960～1100 |
≥890 |
≥14 |
-20℃ |
≥45 |
|
HSM960 |
Quenching+Tempering |
980～1150 |
≥960 |
≥10 |
-40℃ |
≥27 |
Note: Steel pipe can be developed and produced to meet the users’
personalized requirements according to their demands.
Surface Quality
The surface roughness should not be more than Ra12.5.
Application Fields
Crane boom pipe can be used in the following fields: the load-bearing trusses
of crawler crane, tire-type crane, port crane and other equipment
