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              PLCIYӍ
                кϽQ345BF؛l
                lߣlcsbxgg  lrg2021-01-21 14:15:43

                кϽQ345BF؛l

                кϽQ345BF؛l

                ϽӋ㹫ʽ:L0.00785=kg/m

                Q390BQ390CQ390DQ390eQ420BQ420CQ420DQ420eQ460C

                Q460DQ460eQ500CQ500DQ500eQ550CQ550DQ550eQ620C

                Q620DQ620EQ690CQ690DQ690Eȸߏ;

                кϽQ345BF؛l

                I:ߏϽĥ偠t䓵lۣ/и

                aӹߏ䓹ܡߏӹQ460CֱpܡQ420C䓹ֱpӾ
                䓰ҎF؛DgӭxُܶiiҎ

                кϽQ345BF؛l

                ߏϽϣQ390CQ420CQ460CQ550DQ690DQ890E

                12Cr1mov15CrMo40Cr42CrMoQ345BQ345CQ345DQ345E27simn

                кϽQ345BF؛l

                Q420Cߏ䓰Q420ߏQ460Cߏ䓰Q460Cߏ塢Q550Dߏ

                Q550Dߏ䓰Q690Dߏ䓰Q690ߏF؛ҎRȫgӭxُ

                кϽQ345BF؛l

                Q420BһNͺϽߏȽY
                И˜GB1591-2008
                Q++|ȼ̖+Ó̖M̖ԡQ䓲ĵc

                ĔֱʾcֵλMPaQ420ʾs)420 MPaĽY
                |ȼABCDEA|^E|քe飺Q420ADz_gԇҪ

                Q420Bأ20棩_gԇQ420C0_gԇQ420D-20_gԇQ420E-40_gԇ_gԇıVȱԇ
                Q420BWɷݣ C0.20 Si0.55 Mn1.001.70 S 0.045 P 0.045 Cr0.40 Ni0.70

                Cu0.30 V 0.020.20 Nb0.0150.060 Ti0.020.20 Mo N ɼ0.0100.020

                кϽQ345BF؛l

                 

                 

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