Txuj: DIN 7504 K, ISO 15480, SAE J78.
Khoom siv: Case hardened steel C 1018, C 1022 nrog kub-kho
Stainless hlau 304/316/410.
Nto: zinc plated, HDG, Dub phosphate.
Deg hardness: Qhov tsawg kawg nkaus hardness ntawm tus kheej drilling screws tom qab kev kho cua sov yuav tsum yog 530 HV.
Core hardness: Cov tub ntxhais hardness tom qab kev kho cua sov yuav tsum yog 320 HV txog 400 HV.
Kev kam rau siab: Qib A ua raws li ISO 4759-1.
Q: Thaum twg kuv tuaj yeem tau txais daim ntawv hais lus?
A: Peb pab neeg muag khoom yuav ua cov lus hais hauv 24 teev, yog tias koj maj nrawm, koj tuaj yeem hu rau peb lossis tiv tauj peb hauv online, peb yuav ua cov lus hais rau koj asap
Q: Kuv tuaj yeem tau txais cov qauv li cas los kuaj koj qhov zoo?
A: Peb tuaj yeem muab cov qauv dawb, tab sis feem ntau cov khoom thauj yog nyob ntawm cov neeg siv khoom, tab sis tus nqi tuaj yeem rov qab los ntawm kev them nyiaj ntau
Q: Peb puas tuaj yeem luam peb lub logo?
A: Yog lawm, peb muaj cov kws tsim qauv tsim kev pabcuam rau koj, peb tuaj yeem ntxiv koj lub logo rau ntawm koj lub pob
Q: Koj lub sijhawm xa khoom ntev npaum li cas?
A: Feem ntau nws yog li 30 hnub raws li koj qhov kev txiav txim qty ntawm cov khoom
Q: Koj puas yog lub tuam txhab tsim khoom lossis tuam txhab lag luam?
A: Peb muaj ntau tshaj li 15 xyoo kev tsim khoom fasteners thiab muaj exporting kev rau ntau tshaj 12 xyoo.
Q: Koj lub sijhawm them nyiaj yog dab tsi?
A: Feem ntau, 30% T / T ua ntej, tshuav nyiaj li cas ua ntej shippment lossis tiv thaiv daim B / L.
Q: Koj lub sijhawm them nyiaj yog dab tsi?
A: Feem ntau, 30% T / T ua ntej, tshuav nyiaj li cas ua ntej shippment lossis tiv thaiv daim B / L.