Scaffolding erection standard scaffolding construction scheme Taking the portal scaffolding as an example, the erection sequence of the portal scaffolding is as follows: placing the base installing the first step frame on the base installing the shear brace laying the footplate (or parallel frame) with barge core installing the one-step door frame installing the lock arm.

2018-12-10

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[Ladder Material] What Material Is a Household... Aluminum ladder is mainly made of high strength aluminium alloy profiles. It has low density and high strength. It adopts advanced square pipe riveting technology and has strong anti-slide foot.

2018-12-10

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Encyclopedia of Household Ladder What Material is a Household Ladder? Straight ladder, herringbone ladder, telescopic ladder, dual-purpose ladder, single-side ladder, double-side ladder, multi-functional ladder, car wash table, shelf ladder, etc.

2018-12-10

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