Mbale yachitsulo yamphamvu kwambiri ya ASTM A709GR.50W imatchedwanso mbale yachitsulo ya nyengo ya A709 Gulu la 50W potengera malo ake kuti asawonongeke ndi mlengalenga. Malinga ndi zinthu zazikuluzikulu zomwe zili ndi mankhwala, A709 Grade 50W idagawidwa ngati A709Gr50w mtundu A, A709Gr50w mtundu B, A709Gr50w mtundu C.Magawo atatu achitsulowa ndi ofanana ndi ASTM A 588/A 588M A588 Grade A,A588 ndi A588 Grade C.Low alloy steel plate A709 Giredi 50W analinso ndi mphamvu yochepera yochepera yokwanira yokolola pa 345 Mpa monga mbale yachitsulo ya A709 Giredi 50.
A709 Gr.50W Weathering zitsulo mbale, amene amadziwika ndi katundu wake mu mpweya kukana dzimbiri. A709 Grade 50W mbale zitsulo amagwiritsidwa ntchito kwambiri mu makina omanga, makina migodi, galimoto, milatho, kuthamanga zombo zomangamanga etc.,
Zofunikira Zaukadaulo & Ntchito Zowonjezera:
Kuti mudziwe zambiri mu mbale yachitsulo ya A709 Gr.50S, chonde yang'anani motsatira;
A709 Gulu la 50S Chemical composition Kusanthula kwa kutentha
Chinthu | Chemical% |
C, max | 0.23 |
Mn | 0.50-1.60A |
Ndi, max | 0.40 |
V, max | 0.15B |
nb, max | 0.05B |
P, max | 0.035 |
S, max | 0.045 |
ku, max | 0.60 |
Ndi xma | 0.45 |
Cr, max | 0.35 |
mwa, max | 0.15 |
Gawo la A709 | Wokhuthala mm |
Zotuluka [MPa] |
Tensile [MPa] | Elongtation Min% | kuchepetsa Min % |
HB | |||
Chipinda chachitsulo | Chitsulo cha zomangamanga | ||||||||
8 mu [200mm] | 2 mu[50mm] | 8 mu [200mm] | 2 mu[50mm] | ||||||
36[250] | ≤100 | [250] min | 400-550 | 20 | 23 | 20 | 21 | … | … |
[250] min | 400 min | … | … | 20 | 19 | … | … | ||
50[345] | ≤100 | 345 min | 450 min | 18 | 21 | 18 | 21F | … | … |
50S[345S] | G | 345-450HI | 450minH | … | … | 18 | 21 | … | … |
50W[345W] HPS50W[HPS345W] |
≤100 | 345 min | 485mn | 18 | 21 | 18 | 21j | … | … |
HPS70W[HPS485W] | ≤100 | 485mn | 585-760 | … | 19k pa | … | … | … | … |
100 [690], 100W [690W],HPS100W [HPS690W] | ≤65 | 690 minB | 760-895 | … | 18k pa | … | … | L | 235-293M |
100 [690], 100W [690W], | 65-100 | 620 minB | 690-895 | … | 16k | … | … | L | … |