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Crane Boom Pipe

Crane Boom Pipe

1、 Product Features
Pipe used for crane boom is an important load bearing component of crane. HYST has self-developed crane boom pipe products such as HSM450, HSM770, HSM890 and HSM960 series, and presided over the formulation of the national standard GB/T 30584-2014. It features such advantages as high strength, excellent tenacity at low temperature, high dimensional precision, premium surface quality and good weldability. Thus, the product has reached the leading level internationally.
2 Production Range
OD: 42mm760mm                      WT: 4mm120mm
3Steel Grade and Properties
Technical standard: GB/T 30584 or technical agreement.
Properties of Steel Pipe
Steel Grade Delivery Condition Yield
MPa
Tensile
Mpa
Elongation
%
Absorbed-energy
(AKV2/J)
HSM450 Normalization or
Quenching+Tempering
560720 ≥450 ≥19 -20 ≥27
HSM770 Quenching+Tempering 8201000 ≥770 ≥15 -20 ≥55
HSM890 Quenching+Tempering 9601100 ≥890 ≥14 -20 ≥45
HSM960 Quenching+Tempering 9801150 ≥960 ≥10 -40 ≥27
Note: Steel pipe can be developed and produced to meet the users’ personalized requirements according to their demands.
4Surface Quality
The surface roughness should not be more than Ra12.5.
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.




 
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