发布时间:2025-02-02 04:21:43
1、180°弯头按表2倍计算,45°按1/2计算;
2、R1.0DN弯头重量按表2/3计算;
3、90°弯头计算公式:
0.0387*S(D-S)R/1000
式中S=壁厚mm、D=外径mm、R=弯曲半径mm
90°弯头R=1.5D,及弯头的中心高度A=R=1.5*25.4*NPS。
衬塑弯头、UPVC弯头 不知道
最近家里在装修想把以前那个老旧的便盆换个新的可是装修师傅说换了便盆会漏水是这样吗
2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43 2025-02-02 04:21:43