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ASTM A709 simbi ndiro
ASTM A709 simbi ndiro
ASTM A709 simbi ndiro
ASTM A709 simbi ndiro

ASTM A709 simbi ndiro

ASTM A709 / A709M Yakajairwa Kutsanangurwa kweKabhoni uye Yakakwirira-Simba Yakaderera-Alloy Structural Simbi Maumbirwo, Plates, uye Mabhara uye Yakadzima-uye-Yakadzikama Alloy Structural Steel Plates eBridges Zvigadzirwa neSevhisi / Mitemo & Zvinyorwa / Standards Products
Ruzivo rwechigadzirwa
Iyo ASTM A709 ndiyo Standard Specification yeStructural Steel yeBridges uye inotenderedza kabhoni, yakakwirira-yakadzika-yakaderera-alloy, uye kudzimwa uye kunyorovesa alloy simbi dzinoshandiswa sezvimiro mahwendefa mukuvaka mabhiriji. Gnee inopa magiredhi mashanu anotevera eA709; 36, 50, 50W, HPS 50W uye HPS 70W. Iwo magiredhi matatu emamiriro ekunze e50W, HPS 50W, uye HPS 70W  ane ASTM G101 yakagadziridzwa Atmospheric Corrosion Resistance Index ye ≥6.0.
Chemical kuumbwa & Mechanical pfuma
A709 Grade 36 Chemical composition Heat analysis
Makobvu mm Simbi yekuvaka Steel Plate Round Bar simbi
≤20 20~≤40 40~≤65 65~≤100 ≤20 20~≤40 40~≤100
C,pamusoro,% 0.25 0.25 0.25 0.25 0.27 0.26 0.27 0.28
Mn,% 0.80-1.20 0.80-1.20 0.80-1.20 0.60-0.90 0.60-0.90
P,pamusoro,% 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04
S,max,% 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05
Si 0.40max 0.40max 0.40max 0.15-0.40 0.15-0.40 0.40max 0.40max 0.40max
Cu, min,% 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20

A709 Gr. 36 midziyo yemagetsi
A709 Giredhi Gobvu
mm
Yield
[MPa]
Tensile [MPa] Elongtation Min % kuderedza
Min
%
HB
Steel Plate Simbi yekuvaka
8in[200mm] 2in[50mm] 8in[200mm] 2in[50mm]
36[250] ≤100 [250] min 400-550 20 23 20 21
[250] min 400min 20 19
50[345] ≤100 345min 450min 18 21 18 21F
50S[345S] G 345-450HI 450minH 18 21
50W[345W]
HPS50W[HPS345W]
≤100 345min 485min 18 21 18 21J
HPS70W[HPS485W] ≤100 485min 585-760 19K
100 [690], 100W [690W],HPS100W [HPS690W] ≤65 690minB 760-895 18K L 235-293M
100 [690], 100W [690W], 65-100 620minB 690-895 16K L

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