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发表于 2013-5-13 10:13:24
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回复 1# 拉斯特
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整个铸件的任何截面都要求最小硬度和抗拉强度,相关的铸件表面积与重量的比率列于下表:7 D$ M$ {2 t2 y* O
Note *:抗拉强度地位优先于布氏硬度;
. ?5 E. v. M) cNote ** Surface area (S): External surface area of the casting (actually a tight fitting external envelop, subtracting the surface area of all opening and/or holes) expressed in square centimeters. 1 ], b) F, x/ s m5 w: g
表面积S: 铸件外表面(实际上是铸件的密封连接外围面积减去所有孔的面积),用平方厘米表示。% p" P& }) y; s+ }' f
Weight(W): weight of the unmachined casting in kilograms as received at 卡特皮勒1 o" Y; M2 h' Q( V- Z4 y% `
重量(W): 交付给卡特彼勒的未加工铸件的重量,用kg表示。 |
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