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䓹ܵc䓹ܱ^
Դ䓹ܵS l(f)rg2021-10-13 13:43:26

䓹ܵc䓹ܱ^LСB䓹ܵg(sh)ܱ^ ȣ _􏊶ȣȹ\É۔(sh)ˮԱ^ܺı^ȁ^DZ^(yu)Խн^ă(yu)ݣԔՈJ濴

䓹ܵc䓹ܱ^

һg(sh)ܱ^
1 Ҏ(gu)`
䓹ܾҎ(gu)`ᘌκһNmõļg(sh)(sh)MMҎ(gu)󻯵؝M͵Ҫ 䓹ܵҎ(gu)ᘌԾͲЩֻڱض̶Ͼ@Nɫ
2 ȹ
䓹ܾЃ(yu)ďȹSɵ_6.4MPaҎ(gu)ȫϵ(sh)6
ȣ(j)wSO(sh)cr䓹ܵı^h(hun)ȿ140~520MPa֮gSȿ70~320MPa֮g
ȣ(j)wSO(sh)cr䓹ܵı^h(hun)򿹏ȿ154~340MPa֮gܿԽӿܲҲԵ
䓏(f)ϹܺͲ䓹䓹ôBϹܵFܵB䓹ܵc䓹B
_􏊶ȣ䓹ܾнܳĿ_􏊶300kgf?cm/cm2 Ќ(bio)2600䓹܏1.8m̎£δκΓp
3.ȹܣڄȹܷ߶ܝM⹤󡣲䓹ڽ܏(yng)^СĹܱg(j)ӊAɰӁMɝMÑκ΄Ҫ䓹ܱ턂ȝMɲؿ]
ڽܶijdЧd܇䓹ܿͨ^ď׃΁Ю(dng)dȥӻ֏(f)ԭ 䓹ڱض׃ºαГpĻ_
4.\É۔(sh)䓹ܵĻwǘO˰(wn)ĸ߷Ypĉǰ6Ҏ(gu)Դ_50\É۔(sh)ҊAWWAASTM Ҏ(gu)
䓏(f)ϹܺͲ䓹䓹ôBϹܵFܵB䓹ܵc䓹B
䓹\É۔(sh)һ20\D(zhun)gollyȴMø䓹\D(zhun)r܃(ni)ˮ|(zh)܇ˮ O(sh)؎Ƿ늈Ҫʹܱڰl(f)gҎ(gu)Ҏ(gu)tw푪(yng)Ϳr|(zh)Y ͿYc䓹ܵԭϲͬLrg\D(zhun)У⵽ˮ_Чΰl(f)֌ӵuʧ ͿȻʹܵıFӰl(f)Ч늻W(xu)g،p\É۔(sh)
5 ˮԱ^
ă(ni)ʮ֝²䓹ܵHazen-Wllliamsֲϵ(sh)Cֵ160165䱣Ҏ(gu)ֵ50Ӌ150 䓹ܵCֵ120(jng)\úC65CֵĽܵıFӰl(f)Ч늻W(xu)gӳڃ(ni)ڽY(ji) 
䓹c䓹ܵMб^Ĕ(sh)(j)䓹ܵĿ϶ֲڶȞ0.05mmg䓹ܵĿ϶ֲڶȞ3mmgδ g䓹ܵĿ϶ֲڶȵ60
䓏(f)ϹܺͲ䓹䓹ôBӣϹܵFܵB䓹ܵc䓹B
ȡ䓹ܵHazen-Williams ƽֲϵ(sh)Cֵ100䓹ܵC150t12ӢIJ䓹c14Ӣ䓹ܵͬ fͬĹ܏l䓹ܵ䓹Ҫ36%
䓏(f)ϹܺͲ䓹䓹ôBӣϹܵFܵB䓹ܵc䓹B߀]п]òܹܵ߀䓹ܵԒڿ]]Ҳʲô}
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