1. Muab faib los ntawm kev quab yuam yam ntxwv: kev sib txhuam hom thiab hom siab. Kev sib txhuam hom siab-lub zog bolts kis sab nraud raws li kev sib txhuam quab yuam ntawm cov khoom sib txuas. Thaum lub zog shear sib npaug rau kev sib txhuam quab yuam, nws yog qhov tsim qhov kawg ntawm kev sib txhuam hom kev sib txuas ntawm lub zog siab. Nyob rau lub sijhawm no, cov tswvcuab ntawm Lianzhong yuav tsis muaj kev cuam tshuam ntawm kev sib tsoo, lub bolt pas nrig yuav tsis raug txiav, thiab cov ntsia liaj qhov rooj ntawm phab ntsa yuav tsis raug siab. Cov kabmob hom muaj zog bolt zoo ib yam li cov ntsia liaj qhov rooj. Lub zog shear tuaj yeem tshaj qhov kev sib txhuam quab yuam. Lub sijhawm no, yuav muaj qhov txheeb ze ntawm cov khoom sib txuas. Lub bolt qws hu rau lub qhov phab ntsa. Qhov kev sib txuas yog nyob ntawm kev sib txhuam quab yuam thiab shear thiab bearing quab yuam ntawm lub bolt pas nrig kom xa cov quab yuam ua ke. Cov kabmob siab muaj zog bolts muaj qhov deformation tseem ceeb thiab tsis haum rau kev sib txuas cov qauv uas ncaj qha dais dynamic loads.
2. Feem ntau muaj ntau tshaj kaum hom vuam rods: carbon steel vuam rods, low-alloy steel vuam rods, molybdenum thiab chromium molybdenum tshav kub-resistant steel vuam rods, low-temperature steel vuam rods, stainless hlau vuam rods, overlay welding pas nrig, cam khwb cia hlau welding rods, npib tsib xee thiab npib tsib xee alloy vuam rods, tooj liab thiab tooj liab alloy vuam rods, txhuas thiab txhuas alloy vuam rods, thiab tshwj xeeb lub hom phiaj vuam rods.