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l(f)ߣɽ|ͨ䓲޹˾l(f)rg2019/10/14x1291

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opعܱںSƫں񲻴10mmró^Qںؓ10% ں10mmrںؓ8%Ǽp^(q)ں⡣ ҹ˾ (jng)IxpAl(f)չ ҕ͑cּȸֺU(zhn)ԺȺ xڽ(jng)Iнxuͨ^xuMһU(jng)I pAһa(chn)Ʒ՞͑(chung)rֵݻF(xin)pA l(f)չLh׷CŬF(xin)c͑h(hun)ąf(xi){l(f)չ ˾񣺈FYՌЧ^M


Q355D-عa(chn)SͬrҺཻQ͝n黯ښݲӰʣͰߏĽٱxڏꎘOȥ͵^佛(jng)Bšࡣ˷ֹͨؓOؓOȥ͡AϴһNډAWõϴʹúrګ@ԭ϶õVډAϴˇه黯ȹܣʹÆһĉA_ܡͨʹöNɷЕrӱԄӄ̶ɉAțQ߉AȿɽcҺı揈Ŀǰsһ˳ЈʹҴ՚˾ռ20%ң܉򱣳2010֮ǰ(jng)IˮƽѲ40%16MnDzͲărpQ(mo)̵h(hun)Ӑӡ Q345BDzͲăr߸ֳНq_Ԫq^SF(xin)Q345BDzͲărӸ߾rBm(x)ϝqrQ345BDzͲărٶȷܸQ345BDzͲărwСwɽrпֵ؅^(q)_ʼEQ345BDzͲărķ֧



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Q355CHһNķεĽ䓹ҲQ䏝ͲQ235B܈܈䓻ĸĽ(jng)䏝ӹͺٽ(jng)lƳɵķνΠߴ䓡܈?zh)غڹDzͲijںr,Dzߴ߅ƽֱȾ_^躸͹DzͲĵˮƽ.


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Q355CH;:CеOĻʯĻɒ ؛֧ܣ䓽YҾt(y)еr(nng)I(y)ͻWCе܇


Q355CH䓟opͺp֮


Q355CH䓟opͺp֮ njopAܔDͶ

1.Ɉ(zh)GB6728-2002Y䏝䓘˜ʡ


2.Ɉ(zh)JISG3466-88ձһ㘋췽عm˜


3. Ɉ(zh)КWޘ˜ʞEN10025-2-2004EN10025-3-20042


DzͲӋ㹫ʽ


Q355CHӋ㹫ʽ:߅L*4*ں*0.00785*L=ÿ֧


Q235BιӋ㹫ʽ:(߅L+߅L)*2*.ں*0.00785*L=ÿ֧


ע:߅LںλmmLȞmÿ֧λkg



Q355CҎ(gu)F(xin)؛


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DzͲQ345B80802.06.0h***
DzͲQ345B1801806.012.0h***
DzͲQ345B2002006.012.0h***


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