SM520B ígwè efere

JIS G3106 SM520B Nkọwapụta (mm) THK: 6 ruo 300, Obosara: 1500 ruo 4050, Ogologo: 3000 ruo 27000 Standard: JIS G3106 Standard nkọwapụta bụ maka Rolled Steels maka Welded Structure. Akwado Site n'aka nke atọ ABS, DNV, GL, CCS, LR , RINA, KR, TUV, CE / ^ / ^ / ^ / ^ Classification: / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^ / ^