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- Typework resistance（kN）initial supporting force（kN）height（mm）center distance（mm）supporting strength（MPa）ZF2200
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- technical parameter of double elasticity columnitem typediameter of column(mm)nominal bearing capacity (KN)initial beari
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- 2016-10-24 20:07
- These products have many types:high strength round link chain;lifting chain;deck lashing chain and defending chain.The h