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ԴB ֹƤϴȥ潬ŵ죬ʳõƤơֹƤƤաʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07) ãñƷֹƤˬ͸סڸ㴼ճʮ㣡ӳʱ䣬ڶ(ʱ)ƤӲ Ȼ 0.1-0.15%ۼ㣩 ÷ȽƷ10-20ˮܽ2СʱϣȻ()õƤС ؼֹƤϣ1.10ˮ5ͳţֹѷ30ӡ2.ŷ볣ˮϴ³5-8Сʱ3.ȥϲˮȺŨΪ17-18ȣټ8-10˽Դǰܽ⣩ȣֹ20-30Ӻˡ4.Ӳͷ뿪ˮԤȣټ300ƤҡȺ뿪ˮڣǹ2-3Ӽɳ5.ݶԴ30ӣϨͣ5ӳ ֹߦƤϴ潬棬ߦƤ죬ʳãΪߦƤաʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07) ãñƷֹߦƤˬ͸סڸ㴼ճʮ㣡ӳʱ䣬ڶ(ʱ)ƤӲ Ȼ 0.1-0.15%ۼ㣩 ÷ȽƷ10-20ˮܽ2СʱϣȻ()õ潬С ؼ̣ϴ͡ߦƤζ Ƥ(ߦƤ)ۡ۵߲ϴʹ潬ȻӹɵķƤߦƤաʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07) ãñƷƤߦƤˬ͸סڸ㴼ճʮ㣡ӳʱ䣬ڶ(ʱ)ƤƤӲȻ 0.2-0.3%ۼ㣩 ÷ȽƷˮнܽ2СʱϣȻϷ۵ӹƤƤȽƷ10-20ˮܽ2СʱϣȻ()õ潬С ؼգϴ͡ζƤƤС5040ľ10ȸɰȡԴ0.3-0.5ʳ0.5-0.8100-130ˮУܽ2СʱԺϷۣɵ ֹ20-30ӺˣͿɷƤƤˡ Ƥϴȥ潬ŵƤ졢пʳõƤơƤաʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07) ãñƷĻƤˬ͸סڸ㴼ճʮ㣡ӳʱ䣬ڶ(ʱ)ƤӲ Ȼÿۻɶ40Ƥ 0.15-0.2%ۼ㣩 ÷ȽƷ10-20ˮܽ2СʱϣȻ()õ潬 ؼƤƤ100ˮ50ͳţѷ30ӣ볣ˮϴ潬5-8Сʱȥϲˮ潬Ũ16-18ȣ0.15-0.2Դǰ2Сʱܽ⣩0.5ʳΡɼ0.2-0.3%̼ҺȺˡ͹¯ԤȣȻ󣬽潬϶ʼƤ ֹ棺ۡۺ棬ȻüѹͲ뿪ˮ죬º衢ˮķ档աʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07) ãñƷˬ͸ڸ㴼ճʮ㣡ӳʱ䣬治Ӳ Ȼ 0.2-0.3%ۼ㣩 ÷Ʒˮнܽʹá ؼ漼: 385012ȸɷۻϵںˮ320.8ʳΡ0.2-0.3Դܽ⣬̳Ӳ棬ͳţ԰ƵļͲڣѹƳ漴뿪ˮٷˮй̳ɱˮ֣ҲԵȽģȻɫͣɰװۡ 棺ۡ۵Ȼӹɣ衢ˮ󡢿Ƶķ档աʳƷȫұ׼ ʳƷӼʹñ׼GB2760-2011䲹涨ƷڷƷеķʪƷ(ʳƷţ06.07)

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