1) manifold clamp
管夹板
2) sleeve clamp
套管夹板
3) clamping U-tube tubesheet
夹持的U型管板
4) combined bridge tapped foot
组合夹板位钉管
5) train wheel bridge tapped foot
轮系夹板位钉管
6) barrel bridge tapped foot
条夹板位钉管
补充资料:巴尔干夹板