Qhov sib txawv ntawm cov kav dej seamless thiab cov kav dej hlau welded

1. Cov ntaub ntawv sib txawv:
*Cov yeeb nkab hlau vuam: Cov yeeb nkab hlau vuam yog hais txog cov yeeb nkab hlau uas muaj cov xov sib txuas ntawm qhov chaw uas tsim los ntawm kev khoov thiab hloov cov hlau strips lossis cov phaj hlau mus rau hauv lub voj voog, plaub fab, lossis lwm yam duab, thiab tom qab ntawd vuam. Cov billet siv rau cov yeeb nkab hlau vuam yog cov hlau phaj lossis cov hlau strip.
* Cov yeeb nkab hlau tsis muaj qhov sib txuas: Cov yeeb nkab hlau ua los ntawm ib daim hlau uas tsis muaj qhov sib txuas ntawm qhov chaw, hu ua cov yeeb nkab hlau tsis muaj qhov sib txuas.

2. Kev siv sib txawv:
* Cov kav hlau vuam: siv tau ua cov kav dej thiab roj, thiab cov kav hlau vuam loj uas muaj txoj kab uas hla ncaj yog siv rau kev thauj mus los roj thiab roj siab, thiab lwm yam; Cov kav hlau vuam kauv yog siv rau kev thauj mus los roj thiab roj, cov kav yeeb nkab, cov choj, thiab lwm yam.
* Cov yeeb nkab hlau tsis muaj qhov sib txuas: siv rau cov yeeb nkab roj av geological drilling, cov yeeb nkab tawg rau petrochemicals, cov yeeb nkab boiler, cov yeeb nkab bearing, nrog rau cov yeeb nkab hlau siab rau cov tsheb, tsheb laij teb, thiab aviation.

3. Kev faib tawm sib txawv:
* Cov kav hlau vuam: Raws li ntau txoj kev vuam, lawv tuaj yeem muab faib ua cov kav hlau arc welded, cov kav hlau welded uas muaj zaus siab lossis qis zaus, cov kav hlau welded roj, cov kav hlau welded rauv taws, cov kav hlau Bondi, thiab lwm yam. Raws li lawv siv, lawv tau muab faib ua cov kav hlau welded dav dav, cov kav hlau galvanized welded, cov kav hlau welded oxygen blown, cov tes tsho hlau, cov kav hlau metric welded, cov kav hlau roller, cov kav dej twj tso kua dej tob, cov kav hlau automotive, cov kav hlau transformer, cov kav hlau nyias-walled welded, cov kav hlau tshwj xeeb-puab, thiab cov kav hlau welded kauv.
*Cov yeeb nkab hlau tsis muaj qhov sib txuas: Cov yeeb nkab tsis muaj qhov sib txuas yog muab faib ua cov yeeb nkab kub dov, cov yeeb nkab txias dov, cov yeeb nkab kos txias, cov yeeb nkab extruded, cov yeeb nkab sab saud, thiab lwm yam. Raws li cov duab hla-sectional, cov yeeb nkab hlau tsis muaj qhov sib txuas yog muab faib ua ob hom: voj voog thiab tsis sib xws. Cov yeeb nkab tsis sib xws muaj cov duab nyuaj xws li square, elliptical, triangular, hexagonal, noob txiv lws suav, lub hnub qub, thiab cov yeeb nkab finned. Qhov loj tshaj plaws yog, thiab qhov tsawg kawg nkaus yog 0.3 hli. Raws li ntau lub hom phiaj, muaj cov yeeb nkab phab ntsa tuab thiab cov yeeb nkab phab ntsa nyias.