STEEL HOLLOW SEKSYON
ESTANDWA: JIS G3466
KLAS: STKR41 STKR50 STKR400 STKR490
GWO: 20X20 25X25 30X30 35X35 40X40 45X45 50X50 60X60 70 X70 75X75 80X80 90X90 100X100
110X110 120X120 130X130 140X140 150X150 125X125 145X145 160X160 175X175 180X180
200X200 220X220 250X250 300X300 350X350 400X400 450X450 500X500 550X550 600X600
650X650 700X700 750X750 800X800 850X850 900X900 950X950 1000X1000 1100X1100 1200X1200
1300X1300 1400X1400 1500X1500
APLIKASYON: STEEL STRUCTURE BUILDING
MAK: LEFIN STEEL
Baj popilè: Vyetnam asye kre seksyon, Lachin, Swèd, manifaktirè, faktori, pri
