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SM400A saxan bir ah

Weldable structural steel steel saxan SM400A waa hoos birta heerka JIS G3106. Waayo, dhumucdiisuna tahay saxan bir siman ama ka hooseeya 16mm, xoogga dhalidda ugu yar ee saxan birta SM400A waa in ka sarreeya 245Mpa, waayo, dhumucdiisuna u dhexeeya 16mm iyo 40mm, ugu yaraan awoodda wax soo saarka waa in ay ahaataa 235 Mpa, iyo dhumucdiisuna waxay ka sarraysaa 40mm, dhibic dhalidda ugu yar ee birta SM490A waa inay ahaataa 215 Mpa. Marka giringiriyeyn saxan bir kaarboon Kaarbon birta saxan SM400A, Gnee si buuxda u si waafaqsan heerka steel JIS G3106 iyo shahaado imtixaanka Mill waxaa la soo saari doonaa hoos qaab EN 10204 Nooca 3.1.
Shuruudaha Farsamada & Adeegyada Dheeraadka ah
♦ Falanqaynta Kiimikada
♦ Tijaabada saamaynta heerkulka hoose
Imtixaanka Ultrasonic ee hoos yimaada EN 10160,ASTM A435,A577,A578
♦ La soo saaray shahaado imtixaankii Mill Orginal Mill ee hoos timaada EN 10204 FORMAT 3.1/3.2
♦ Rasaasta rasaasta iyo rinjiyeynta, goynta iyo alxanka sida ku xusan shuruudaha isticmaalaha ugu dambeeya
Farsamada

Hantida farsamada ee SM400A Dhismaha birta:
Dhumucda (mm)
SM400A ≤ 16 > 16 ≤ 40 > 40 ≤ 75 > 75 ≤ 100 > 100 ≤ 160 > 160
Awood wax-soo-saar (≥Mpa) 245 235 215 215 205 205
≤ 100 > 100
Xoog xajin (Mpa) 400-500 400-510

Halabuurka kiimikaad ee SM400A Dhismaha birta (Ladle Analysis Max%)
Waxyaabaha ugu muhiimsan ee kiimikada ee SM400A
Dhumucda (mm) C Si Mn P S
T≤50 0.23 - ≥2.5*C 0.035 0.035
50 0.25
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