- 内螺纹铜管用途: 空调、制冷用管标准: GB/T 20928-2007状态: 软态包装: 托盘包装产品规格
序号规格外径D/mm内径d/mm底壁厚TW/mm齿高Hf /mm总壁厚TWT/mm齿顶角α螺旋角β/°螺纹数n /条1φ7.00×0.27+0.15-53-187.006.160.270.150.425318602φ7.00×0.25+0.18-40-187.006.140.250.180.434018503φ7.00×0.25+0.22-22-167.006.060.250.220.472216544φ9.52×0.28+0.15-53-189.528.660.280.150.435318605φ9.52×0.30+0.20-53-189.528.520.300.200.505318606φ9.52×0.27+0.16-30-189.528.660.270.160.43301870注:内径的计算方法:d = D — 2×TWT