Tuam Tshoj chaw tsim tshuaj paus: Peb lub tuam txhab tsim U-bolts

U-bolts tau muab faib ua ntau yam tshwj xeeb thiab qhov ntau thiab tsawg raws li lawv lub hom phiaj thiab txoj kab uas hla ntawm cov kav dej uas lawv kho. Tus qauv cim piv txwv rau U-bolts nrog ib txoj kab uas hla ntawm 25mm yog raws li nram no:

-Cov cim ntawm cov pa U-bolt nrog ib txoj kab uas hla sab nraud D0 ntawm 25mm yog: U-bolt 25JB/ZQ4321-97;

-Lub U-bolt nrog ib tug tsau txheej kab D0 ntawm 25mm thiab galvanized nto yog cim raws li U-bolt 25-ZnJB / ZQ4321-97.