Defects nyob rau hauv lub puab nto ntawmkub dov seamless raj

Sab hauv folding phaj: Ncaj, kauv los yog ib nrab kauv serrated defects tshwm nyob rau sab hauv ntawm cov yeeb nkab steel.

Internal caws pliav: Cov nti ntawm sab hauv ntawm cov yeeb nkab steel feem ntau yooj yim tev tawm.

Warping: Ncaj los yog sib tshuam me me spike-zoo li inclined tawv.Feem ntau nyob rau hauv capillary taub hau, thiab yooj yim rau tev.

Ncaj nraim hauv: Ncaj nraim nrog qhov dav thiab qhov tob.

Sab hauv ntug: ib qho ncaj-puab protrusion nrog ib qho dav thiab qhov tob.

Cov khoom siv nruas sab hauv: Super tsis tu ncua pob thiab sab nrauv tsis puas.

Pulling pits: cov pits tsis tu ncua los yog tsis tu ncua, cov txheej txheej uas tsis puas.

Internal xov: Kauv cov cim feem ntau pom nyob rau saum npoo ntawm cov phab ntsa nyias nyias, thiab muaj qhov tsis sib xws.