(1) Mbido teknụzụ
Ịkpụrụede nke teknụzụ usoro ọrụ ga-egbochi ebe nlekọta ahụ site n'aka ma kwalite ụkwụ mpaghara zido n'akụkụ nnọchianya.A na-akpọ Q345B nke kwado n'azụmahia ndị amaghị nke medida nkwụsị na-achị ndị ọzọ na-elekọta ọdịmma nke zida nke steeli nke Q345B karịrị agbamala;
(2) Iwu nke mpaghara pipe
A ga-atụgharịrị ọsịsọ, na ụgbọelu mgbọelu Q345B kwadoro nnukwu ọsịsọ na nchịkọsị nke temperatu.Oge ọbụla i kwụsịrị ma iwepụ ala, ị ga-enwenwu ike ịnụsị ma bụrụ kwa onye nleyọọ, nke kacha pụta ụzọ nakwa nkwụsị 30 °
(三)Nkwekọrịta nke Mandrel
The length and slenderness of Q345B square steel tube mandrel is relatively large, Q345B square tube-Q345B seamless square tube-Q345B square steel tube-Q345B cold drawn square tube-Shandong Dingyu Metal Material Co., Ltd. generally chooses the diameter of the first car and then gets rid of the mouth welding,) mọọbụ họrọ ngwaọrụ dị ogologo ka a hapụrụ ozugbo n'ọdịdị.машинị ọdịmma nke mandrel na-elekọta n'ime ±0 mm, nakwa ọdịmma nke mandrel anọghị karịa 5 mm.Mgbe o agu mma, Qt345B square tube tinyere aka na-agu nnukwu ndị na-achọ mma maara akwụkwọ akụkụ abụọ akụkụ mandrel pierces a n'igwe ndị a na-achọ mma iji gawa ọnọdụ ọnụ precise, Q345B steel tube kwapụ "o bula na anọ cold rollingor "kèélù ná aláàlà", ná-aláàrị́ị̀,Na nkọwa ụdị mgbakwunye nke Q345B na usoro dị obere Mandrels nwere ike edozighara site n'ohere isi mgbakwunye.Thick-walled tubes na agbata isi di iche na mpaghara zide dị otutu ka igu nnukwu possible nke gbasaa deformation of the mandrel , ma nwere ike inyere agbasa ogo nkwado nke ndi estali Q345B;
(Ọgụgụ isi n'emepụta ise
Ọ dị eziokwu ma ahazi ntụgharị na-enweghị oge ahụ, megharịa
