ӭ٣˾Ӫ345B޷ֹ,q345c޷,q345d޷,Q345e޷ֹ,q345c޷ֹ,¹,Q345Eרù,޷췽,Q355b޷ֹ,q345d޷ֹ,q345d޷
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1510  ¼ʱ䣺2020/12/12
޷췽عһ־пսܱûнӷijֲġпյģ趨һĺĹܵʯ͡ȻúˮijЩϵĹܵȣԲڳڲⲿѹʱϾȣˣֹԲܡǣԲҲһľԣƽ£ԲܾͲ緽ιܿǿȴһЩũ߹ǼܡľҾߵȾͳ÷ιܡ ޷췽عܱ ޷췽ܱ һֲֳ пսܱûнӷƽ ޷췽عһ־пսܱûнӷijֲġֹܾпս棬Ĺܵʯ͡ȻúˮijЩϵĹܵȡֹԲֵʵĸֲȣڿ俹Ťǿͬʱᣬһ־ýֲģ㷺ṹͻеʯˡᡢгԼʩõĸּֽܵȡøֹ컷߲ʣ칤򣬽ԼϺͼӹʱȦǧﶥ׵ȣѹ㷺øֹ졣ֹܻǸֳȱٵIJϣǹܡͲȶҪֹ졣ֹܰ״IJͬɷΪԲܺ͹ܡܳȵ£ԲԲιܿ͸塣⣬ԲڳڲⲿѹʱϾȣˣֹԲܡǣԲҲһľԣƽ£ԲܾͲ緽ιܿǿȴһЩũ߹ǼܡľҾߵȾͳ÷ιܡ ܷ༭ 1.عָܵ- ָغ£ԱΣñΣƻ 2.عָܵ-Ӳ ӲǺӲ̶ȵָ롣вⶨӲȷõѹӲȷһ״ѹͷһغѹ뱻ԵĽϱ棬ݱѹ̶ⶨӲֵ õķвӲȣHBӲȣHRAHRBHRCάӲȣHVȷ 3.عָܵ-ƣ ǰ۵ǿȡԡӲȶǽھغµĻеָ롣ʵϣѭغ¹ģƣ͡;״͸ֹܡ 1.ѹúӸֹ(GB/T3092-1993)Ҳһ㺸ܣ׳ƺڹܡˮúͺȡůһϵѹ;ĺӸֹܡֹܽӱںΪֹͨܺͼӺֹܣӹܶʽΪƸֹ()ʹƸֹܡֹܵĹùƿھ(mm)ʾƿھھĽֵϰϳӢʾ11/2ȡѹúӸֱֹܳ⣬ѹöпӸֹܵԭܡ 2.ѹöпӸֹ(GB/T3091-1993)Ҳƶп纸ֹܣ׳ư׹ܡˮúͼȡůůˮһϵѹ;Ƚп(¯纸)ֹܡֹܽӱںΪͨпֹܺͼӺпֹܣӹܶʽΪƶпֹܺʹƶпֹܡֹܵĹùƿھ(mm)ʾƿھھĽֵϰϳӢʾ11/2ȡ 3.̼ͨظֵ׹(GB3640-88)ǹҵýװ豸ȵװڱߵĸֹܡ 4.ֱ纸ֹ(YB242-63)ǺֹƽеĸֹܡͨΪƵ纸ֹܡ纸ڹܡѹȴ͹ܵȵȡ 5.ѹ񻡺ֹ(SY5036-83)ִͣ˫񻡺ӣڳѹ͵ֹܡֹܳѹǿܺãϸĿѧͲԣʹðȫɿֹܿھЧʸߣɽԼߵͶʡҪʯ͡ȻĹߡ 1 (1)޷ܡܡܡιܡѹܡ(2)(a)շ֡绡ܡ躸(ƵƵ)ܡ¯(b)ֱ֡캸ܡ 2״ (1)򵥶ֹܡԲθֹܡθֹܡԲθֹܡθֹܡθֹܡθֹܡ˽θֹܡԲθԲ(2)Ӷֹܡȱθֹܡ÷θֹܡ˫͹θֹܡ˫θֹܡθֹܡԲ׶θֹܡθֹܡǸֹܡ 3ںࡪڸֹܡڸֹ 4;ࡪܵøֹܡȹ豸øֹܡеҵøֹܡʯ̽͡øֹܡֹܡѧҵøֹܡ;ֹܡ ޷ֹ-̱༭ 1ܹ̣ 顪Ƥ顪ȡסϴĥ󻬷ɡͷΡܴϴϴۻ顪ȥ͡ͷɡ׹⡪׹⡪顪ʶƷװ 2ҵܹ 顪Ƥ顪ȡסϴĥ󻬷ɡͷΡܴϴϴۻ 3ܹ ƽ˲мӡסΡӡ⺸ȥԤУӦȴУֱ⡪жϡˮѹ顪ϴռ顪װ 㹫ʽ༭ 㹫ʽ4*ں*߳-ں*7.85 ι㹫ʽ߳+߳*2//3.14-ں*ں*0.02466 Ʒִб׼༭ GB/T3094-2000 () ѹ;ι GB/T6728-2002 () ṹ͸ ASTM A500 ()ṹ̼ظԲν溸Ӿιܺ޷ι EN10219-1-2006(ŷ) ǺϽϸͺӿĽṹͲ JIS G 3466 (ձ) һ㹹ý;ι Ʒʱ༭ Q235Q34516Mn20#Ͻ֡֡ Ʒ;༭ е豸̫豸ֽṹã׮ڲṹá
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