



O le u'amea lapotopoto e fa'atatau i u'amea mafiafia e lapotopoto lona vaega. E vaevaeina i le u'amea vevela, u'amea fa'apala ma le u'amea toso malulu. O le fa'amatalaga o le u'amea vevela e u'amea lapotopoto e 5.5-250mm. O nei u'amea la'ititi e 5.5-25 mm e masani ona tu'uina atu i fusi o u'amea sa'o, e masani ona fa'aaogaina o u'amea, polo ma vaega fa'ainisinia eseese; o u'amea lapotopoto e sili atu i le 25mm e masani ona fa'aaogaina mo le gaosia o vaega fa'ainisinia po'o ni paipa u'amea e leai ni so'oga.
1) Vasega: Q195-Q235, HPB300, SS330-SS490, A36, SAE1015-1020, S235JR, S275JR, ST37-2, ma isi
2) Tele: 15-150mm
3) Umi: 6-12m
O eseesega i le va o le uʻamea lapotopoto ma isi uʻamea faʻamalosi e faʻapea:
1) O le uʻamea lapotopoto e foliga lapotopoto, e leai ni laina ma ni ivi, ma o isi uʻamea faʻamalosi e iai ni laina poʻo ni ivi vaneina i luga o latou fogaeleele, lea e mafua ai ona pipii laitiiti i le va o le uʻamea lapotopoto ma le sima, ae o isi uʻamea faʻamalosi e pipii tele i le sima.
2) E eseese le tuufaatasiga. O le uʻamea lapotopoto (uʻamea vasega I) e patino i uʻamea masani e maualalo le kaponi, ae o isi uʻamea e tele lava ina faia i uʻamea uʻamea. 3. E eseese le malosi. O le uʻamea lapotopoto e maualalo le malosi, ae o isi uʻamea e maualuga le malosi, o lona uiga, o le uʻamea lapotopoto e tutusa le lautele e mafai ona tauaveina le malosi itiiti o le toso nai lo isi uʻamea, ae o lona palasitika e sili atu le malosi nai lo isi uʻamea, o lona uiga, o le uʻamea lapotopoto e tele atu lona faʻaleagaina aʻo leʻi tosoina ese, ae o isi uʻamea e laʻititi tele lona faʻaleagaina aʻo leʻi tosoina ese.
E fa'aaogaina lautele le u'amea lapotopoto i le faia o ituaiga meafaigaluega eseese, meafaigaluega tipi, masini tipi ma meafaigaluega fua, ma vaega o le gaosiga o masini. Mo se fa'ata'ita'iga, o le u'amea lapotopoto 40Mn2 e masani ona fa'aaogaina i tulaga ua fa'amalūlūina ma fa'amafanafana, e mafai ona fa'aaogaina e gaosia ai vaega o lo'o galulue i lalo o avega mamafa, e pei o le 'au, le crankshaft, axle, piston rod, worm, lever, connecting rod, loaded bolt, screw, reinforcing ring, spring ma isi vaega ua fa'amalūlūina ma fa'amafanafana.
I le avea ai ma kamupani taʻimua i le alamanuia o mea uʻamea a Saina, o le "Selau pisinisi faʻamaoni lelei" i fefaʻatauaʻiga uʻamea ma lokisitika a le atunuʻu, o pisinisi fefaʻatauaʻiga uʻamea a Saina, o le "Top 100 pisinisi tumaoti i Shanghai". O le Shanghai Zhanzhi industry Group Co., Ltd., (faʻapuʻupuʻuina i le Zhanzhi Group) e faʻaaogaina le "Faʻamaoni, Faʻatino, Fou, Manumalo" o lana mataupu faʻavae autu lea o le faʻagaioiga, ma e faʻaauau pea ona faʻamuamua manaʻoga o tagata faʻatau.


