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鋼格板,規(guī)格,重量-鋼格板規(guī)格及重量-河北安平久源鋼格板金屬網(wǎng)業(yè)有限公司

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鋼格板規(guī)格及重量
來(lái)源:久源鋼格板  點(diǎn)擊:1334  發(fā)布時(shí)間:2016/6/28 14:39:00
   常用型號(hào)規(guī)格鍍鋅鋼格板的理論重量(僅供參考)
 

鋼格板理論重量,是指經(jīng)過(guò)包邊和表面處理(非表面處理的除外)后的理論重量。由于包邊、開(kāi)孔和切口的不同,實(shí)際重量與理論重量會(huì)出現(xiàn)差異。在工業(yè)平臺(tái)鋼格板自重計(jì)算及鋼格板交付結(jié)算中,統(tǒng)一以理論重量為計(jì)算依據(jù)。對(duì)于長(zhǎng)度小于1米的鋼格板(例如溝蓋板)或者需要作特殊包邊的鋼格板,由于包邊板的增加,重量會(huì)隨著增加。用平面型扁鋼包邊,鋼格板長(zhǎng)度不小于1米時(shí),按下面公式計(jì)算鋼格板理論重量

Wt=(b1t1N1+b2t2N2+2b3t3)ρμ

 型號(hào)              理重(kg/㎡)               型號(hào)                    理重(kg/㎡)   

G203/30/100          22.0                       G203/40/100                 17.7

G203/30/50           25.1                       G203/40/50                   20.8

G205/30/100          33.3                       G205/40/100                  26.5

G205/30/50           36.4                       G205/40/50                   29.7

G253/30/100          26.6                       G253/40/100                  21.4

G253/30/50           29.7                        G253/40/50                  24.4

G255/30/100          40.9                        G255/40/100                 32.3

G255/30/50            43.8                       G255/40/50                  35.5

G323/30/100          33.3                         G323/40/100                26.6

G323/30/50           36.2                         G323/40/50                 29.6

G325/30/100          51.6                         G325/40/100                40.4

G325/30/50          54.8                          G325/40/50                 43.6

G403/30/100          40.8                         G403/40/100                32.5

G403/30/50           43.8                         G403/40/50                 35.4

G405/30/100         63.7                           G405/40/100                49.7

G405/30/50           66.9                          G405/40/50                 52.9

G455/30/100         71.3                           G455/40/100               55.6

G455/30/50          74.5                            G455/40/50               58.7

G505/30/100         78.9                            G505/40/100              61.4

G505/30/50          82.0                            G505/40/50               64.5

G655/30/100         102                             G655/40/100              78.8

G655/30/50          105                            G655/40/50                82.0

 

式中:

Wt—鋼格板重量, g/m2

t1—負(fù)載扁鋼寬度, mm

b1--負(fù)載扁鋼厚度, mm

N1—每米鋼格板中負(fù)載扁鋼條數(shù)

t2—橫桿寬度, mm

b2—橫桿厚度, mm

N2—每米鋼格板中橫桿條數(shù) 

t3—包邊扁鋼寬度, mm

b3--包邊扁鋼厚度, mm

ρ—材料密度, g/mm3

鋼材密度按7.85g/mm3計(jì)算 

μ--表面處理增重系數(shù)

熱浸鋅增重按1.08計(jì)算 

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