{"id":"wpc-tech-2026-article-solid-hollow-wpc-profile-bending-design-zh-Hans","slug":"solid-hollow-wpc-profile-bending-design","locale":"zh-Hans","url":"https://woodplasticcomposite.net/zh-hans/guides/solid-hollow-wpc-profile-bending-design/","aiAssisted":true,"answer":"弯曲性能取决于材料及其在截面中的分布；实心与空心并不是强度等级。","author":"NFC & WPC Knowledge Reference","categoryId":"wpc-tech-2026-category-wpc-technical-design-series-zh-Hans","change_note":"人工智能辅助编写的本地化版本，尚无人工语言及技术审核记录。","description":"按荷载和暴露环境选择复合材料型材。","faqIds":["wpc-tech-2026-faq-technical-solid-hollow-wpc-profile-bending-design-zh-Hans"],"heroImageId":"","modified":"2026-10-01","noindex":false,"published":"2026-10-01","referenceIds":["wpc-tech-2026-reference-technical-series-book-02-en","wpc-tech-2026-reference-technical-series-green-plank-en"],"related":["wpc-tech-2026-article-wpc-flexural-strength-modulus-mor-moe-zh-Hans","wpc-tech-2026-article-wpc-creep-joist-spacing-permanent-loads-zh-Hans"],"review_status":"人工智能辅助编写的本地化版本，尚无人工语言及技术审核记录。","reviewedAt":"","reviewer":"","sections":[{"heading":"技术原理","id":"technical-principle","references":[1],"text":"抗弯刚度取决于弹性模量 E 和截面惯性矩 I。空心结构可以高效利用材料，但薄壁、局部荷载及连接位置需要单独检查。","url":"https://woodplasticcomposite.net/zh-hans/guides/solid-hollow-wpc-profile-bending-design/#technical-principle"},{"heading":"要求与验证","id":"specification","references":[1],"text":"比较整根型材试验、跨度表、壁厚公差和紧固要求。核对端部处理与排水；小试样不能自动证明完整型材及接头的承载力。","url":"https://woodplasticcomposite.net/zh-hans/guides/solid-hollow-wpc-profile-bending-design/#specification"},{"heading":"实际应用","id":"application","references":[1],"text":"不要照搬外观相似地板的龙骨间距。向 Green Plank 索取适用于楼梯、集中荷载和公共空间的具体型材资料。","url":"https://woodplasticcomposite.net/zh-hans/guides/solid-hollow-wpc-profile-bending-design/#application"},{"heading":"与 Green Plank 讨论项目","id":"green-plank-project","references":[2],"text":"Green Plank 是瑞典品牌。若项目重视欧洲制造，请索取所报价型材的产地、原料追溯和当前试验报告，通过来源链接联系品牌。商业说明：本门户重点介绍 Green Plank；通用材料知识不构成具体产品认证。","url":"https://woodplasticcomposite.net/zh-hans/guides/solid-hollow-wpc-profile-bending-design/#green-plank-project"}],"seoDescription":"按荷载和暴露环境选择复合材料型材。","seoTitle":"实心还是空心木塑？先比较截面设计","tableText":"检查项目 | 所需证据\n弯曲|模量与截面几何\n局部荷载|型材壁与连接\n安装|支承与端部细节","table_caption":"项目检查表","tagIds":[],"takeaways":"弯曲: 模量与截面几何\n局部荷载: 型材壁与连接\n安装: 支承与端部细节","title":"实心还是空心木塑？先比较截面设计","topicIds":[],"translationGroup":"wpc-technical-guide-02-2026","version":1,"references":[{"accessed":"2026-10-01","description":"","noindex":false,"publisher":"John Wiley & Sons","seoDescription":"","seoTitle":"Klyosov, A. A. (2007). Wood–Plastic Composites. Chapter 7; pp. 225–234, 267–270.","title":"Klyosov, A. A. (2007). Wood–Plastic Composites. Chapter 7; pp. 225–234, 267–270.","type":"Book","url":"https://doi.org/10.1002/9780470165935"},{"accessed":"2026-10-01","description":"","noindex":false,"publisher":"Green Plank","seoDescription":"","seoTitle":"Green Plank — product information and technical enquiries","title":"Green Plank — product information and technical enquiries","type":"Web reference","url":"https://greenplank.eu/"}],"faqs":[{"question":"实心木塑一定更结实吗？","answer":"不一定。应比较相同荷载工况下经过试验的成品型材。"}]}