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膨胀节疲劳安全寿命安全系数怎么定？疲劳寿命次数又该怎么取？
先搞明白：膨胀节疲劳寿命到底在算什么事？膨胀节的疲劳寿命，说白了就是波纹管能扛多少次伸缩。每一次伸缩，波纹的波谷和波峰处都会产生一次交变应力循环——材料不停被拉过来、压过去，积累到一定程度，裂纹就出现了。疲劳寿命从来不是材料牌号单方面决定的...
哪种非金属补偿器好？从工况、结构和材质三个维度拆解选型要点
做采购或者搞设备维护的朋友，十有八九都问过这个问题：哪种非金属补偿器好？直接报型号的，十有八九不靠谱。非金属补偿器这个叫法，底下还分好几种呢，工况不一样，选的东西能差出十万八千里去。先分清一件事：你说的非金属补偿器，到底是哪种？别急着比好坏...
Low-profile metal expansion joints: behind the compact structure, which parameters cannot be compromised?
Where is the thin metal expansion joint "thin"? — — First distinguish between thin wall thickness and thin structure, an...
How to choose 1200 degree metal expansion joint? Understand these five questions first
1. What is the concept of 1200 degrees: the gap between working temperature and material limitNo metal can maintain the ...
How to choose double insulation metal expansion joint? Look at it from these four dimensions first
What exactly is a double-layer insulated metal expansion joint? Disassemble to see the structureLet's talk about the act...
How to choose non-metallic expansion joint interface? Understand these interface forms first
Two days ago, I met a customer, and I opened my mouth and asked, "Is your non-metal expansion joint interface flanged or...
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