The company has always adhered to the "quality" for survival, reputation, as the leading business philosophy, has an excellent team of engineers, perfect production equipment and after-sales service.
After-sale service and technical assistance: company provides after sales service and technical assistance as per customers' requirement and needs with response within 24 hours.
Garantia de qualidade, preços razoáveis, país de origem do serviço, equipe técnica experiente, excelente desempenho do produto.
Existem estoques de emergência para tamanho regular perenemente. Isso para economizar tempo para você.
Shandong Lisheng Machinery Co., Ltd. é uma empresa de nova geração dedicada à indústria de hardware. Ele está localizado na cidade de Jining, província de Shandong, cidade natal de Confúcio e Mêncio. A empresa é uma empresa profissional de suporte de hardware que integra design, pesquisa e desenvolvimento, produção e vendas. Os principais produtos são correntes, cabos de aço e seus acessórios: algemas, fivelas giratórias, clipes, anéis, mosquetões e outros forjados e fundidos, e aceitam desenhos e amostras para processamento.
Alloy Chain Grade 80 or Grade 100 should be used for overhead lifting. ASTM states that alloy chain shall be able to elongate a minimum of 20% before fracture (7.3.5). To ensure that alloy chain consistently meets this requirement, ASTM requires the use of certain alloying elements in the manufacturing of the steel for alloy steel chain. These alloys can vary from company to company, but some key requirements are specified by ASTM. The alloy properties also improve the wear and tear that the chain will experience. Note that when chain is in use, no amount of stretch is allowed.
Corrente de elevaçãos are typically made from high-quality alloy steel, which provides excellent strength and durability. They consist of a series of interconnected links that form a continuous chain. Corrente de elevaçãos are available in different sizes, grades, and configurations to match specific load requirements. They may feature different types of end fittings, such as hooks, shackles, or rings, for convenient connection to lifting devices. Corrente de elevaçãos are designed to meet industry standards and regulations for load capacity, safety, and performance.
The primary function of corrente de elevaçãos is to facilitate safe and efficient lifting and rigging operations. They are used to create a secure connection between the load and the lifting device. Corrente de elevaçãos distribute the load's weight evenly, ensuring stability and reducing the risk of load shifting or accidents. They allow for controlled lifting, lowering, and positioning of heavy loads with precision. Corrente de elevaçãos provide reliable load-bearing capabilities, enabling the safe movement of objects in various industries, including construction, manufacturing, and logistics.
The safety measure was identifying which types of chain are appropriate and strong enough for overhead lifting. Anytime we move or lift a load it is dangerous. Moving a load along the ground has the advantage that the ground is supporting the load. We have to overcome the coefficient of friction to move the load. The chain’s working load limit does not have to match the weight of the load. It needs to be able to handle the tension applied, which is based on the surface that it is being moved over plus some fraction of the weight of the load. This can be calculated using formulas.
If we lift that same load off the ground, we now have to overcome gravity. The chain’s working load limit will have to be of sufficient strength to support the weight of the load plus any additional forces imposed by angles and hitch type(s) used.
Somente corrente de liga de aço, grau 80 ou 100 deve ser usada para elevação aérea. A corrente de liga de aço esticará quando sobrecarregada; Outros tipos de aço podem quebrar sem aviso prévio. As lingas de correntes de aço usadas para elevação são fabricadas especificamente para elevação.
O motivo mais comum para danos à corrente e aos elos da corrente decorre do uso impróprio, por exemplo, não conformidade com o gráfico WLL da cadeia. O uso incorreto de uma corrente pode causar danos como rachaduras, quebras, elos ou conexões esticadas, desgaste excessivo, cortes, sulcos e elos ou conexões rígidas
O equipamento geralmente deve ser inspecionado a cada três meses, ou com mais frequência se submetido a condições severas.