Yintoni ububanzi be-inile yombhobho wensimbi ye-scalfold

Imigangatho ye-pie yentsimbi yentsimbi yentsimbi yimigangatho yeBritane neJapan:

I-1. Umgangatho weBritane ubhekisa kwimibhobho yentsimbi (imibhobho ye-Wellded okanye imibhobho ye-WelDe) ene-48.3mm
Ityhubhu yesherifu inobukhulu ezimbini:
Q235 / Q345, 48.3 * 3.2mm * 6000mm
I-Q235 / Q345 48.3 * 4.0mm * 6000mm

Ngenxa yokusetyenziswa kwenqanaba le-Bhrist Uniclight ehlabathini, ezi tyhubhu zimbini zisetyenziswa ngokubanzi kumazwe kwihlabathi liphela. Ngokutsho koluhlu lokunyamezelana okuvumelekileyo, obunye ububanzi be-rack buble ivele kwezi zinto zingasentla: 2.75mm, 3.0mm, 3.6mm, i-3.8mm, njl.

1.5 I-Bipe Fripe iPipe Ecpitions eziPhilayo ezi-6 zeemitha zentsimbi zentsimbi zentsimbi ye-Bribery Bripe i-6 yemitha yentsimbi yentsimbi yentsimbi

2. Umgangatho osezantsi waseJapan ubhekisa kumbhobho wentsimbi kunye nobubanzi be-48.6mm
Ngokuka-Jis G3444-2006 Umgangatho we-Scacheld Pipe ye-Scalfold yi: stk400 / stk500 48.6mm 2mm (ubukhulu be-2.2mm)

I-stafFoddeng eyenziwe ngemibhobho yentsimbi ineemfuno zobukhulu beempuku zentsimbi. Ngenxa yezizathu zokhuseleko, kufuneka unikele ingqalelo ekukhetheni iimveliso ezifanelekileyo kwaye ulumkele imicimbi yokhuseleko.