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標(biāo)題:
詢ASTM A570-50,Grade 345 Type-1,Fy(min)=345MPA Or Fy(min)=34.5KN/cm2 產(chǎn)品生...
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作者:
nancyliao
時間:
2015-6-1 15:50
標(biāo)題:
詢ASTM A570-50,Grade 345 Type-1,Fy(min)=345MPA Or Fy(min)=34.5KN/cm2 產(chǎn)品生...
詢ASTM A570-50,Grade 345 Type-1,Fy(min)=345MPA Or Fy(min)=34.5KN/cm2 產(chǎn)品生產(chǎn)廠家 , 5,6,8,10,16,20mm個厚 ,1220mm 寬
$ E9 x8 f/ S. m7 a1 a- x6 l: H! W. v
1 B3 o5 j: e7 B; c0 j
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