Unverified87% confidenceDecision RuleTime unknown
钢管/加厚铝合金轨道抗弯优于纯铝或塑料，窗宽超过2.5m时应选直径≥25mm钢管或中间加装吊码支撑，否则中段下垂导致滑动卡顿
1
Sources
87%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified钢制/不锈钢窗帘杆承重优于铝合金和实木，管径Φ25-28mm钢杆2.8m内可不加中撑；铝合金杆超过2m需加中间支撑（挂码），否则中部下弯；实木杆美观但重、超2m必设中撑89% similarUnverified6×6m大天幕需铝合金撑杆（直径≥28mm或32mm加粗管），玻纤杆或细铝管在大风下易变形折断；小于4×4m的天幕可接受细杆87% similarUnverified金属置物架挂杆常见管径为12-16mm，选配挂钩时需匹配管径，太空铝挂杆内壁较薄承重不如实心不锈钢杆86% similarUnverified航空铝管壁厚≥1.2mm才耐用，管径优先看22-25mm规格；壁厚0.8mm以下的廉价铝管在反复折叠后接口处易松动开裂85% similarUnverified管材优先选壁厚≥1.2mm的碳钢喷塑或304不锈钢管，铝合金虽轻但反复受力易在焊点处疲劳变形；直径25-32mm的管适合握力弱者抓握85% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/347992API
curl https://kongchang.com/api/v1/knowledge/claims/347992MCP
get_claim(id=347992)