鋼材替換應(yīng)用設(shè)計(jì)指南(編輯修改稿)
2024-11-12 09:05 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 tringent mass tolerance requirement. Certified Australian/New Zealand hollow sections Any bination of steel grades manufactured to: AS 11632020 ? C250 (L0, L15) 7 ? C275 (L0, L15) ? C300 (L0, L15) ? C350 (L0, L15) ? C400 (L0, L15) ? C450 (L0, L15) with dimensional and/or mass tolerances in accordance with: AS 11632020* NOTE * Basis for acceptance is stringent mass tolerance requirement. Certified Australian/New Zealand steel for cold forming Any bination of steel grades manufactured to: AS/NZS 15951998 ? CA 220 ? CA 260 ? CA 350 with dimensional and/or mass tolerances in accordance with: AS/NZS 13651996* Or any bination of steel grades manufactured to: AS/NZS 13972020 ? Grade 250 ? Grade 300 ? Grade 350 ? Grade 400 ? Grade 450 with dimensional and/or mass tolerances in accordance with: AS/NZS 13651996* NOTE *Basis for acceptance is stringent thickness tolerance requirement. Certified Australian/New Zealand nonpreloaded bolting assemblies Bolts manufactured to: ? AS/NZS 12521996 ? AS * ? AS/NZS 15591997 NOTE *Grade is noncertified. Nuts manufactured to: ? AS/NZS 12521996 ? AS/NZS Washers manufactured to: ? AS/NZS 12521996 Certified Australian/New Zealand preloaded bolting assemblies Bolts manufactured to: ? AS/NZS 12521996 8 ? AS Nuts manufactured to: ? AS/NZS 12521996 ? AS/NZS :1995 Washers manufactured to: ? AS/NZS 12521996 Certified Australian/New Zealand welding consumables Welding consumables, which result in allweld metals meeting material performance requirements in , and manufactured to: ? AS/NZS ? AS/NZS 48552020 ? AS/NZS 48572020* ? AS ** ? AS/NZS NOTE *Only grades 55, 62 and 69 are certified. NOTE **Z is noncertified. NOTE ***Only grades W5xxx to W6xxx are certified。 grade W5ZXH is noncertified. Certified Australian/New Zealand profiled steel sheets Any bination of steel grades manufactured to: AS/NZS 13972020 ? Grade 250 ? Grade 300 ? Grade 350 ? Grade 400 ? Grade 450 ? Grade 500 ? Grade 550 with dimensional and/or mass tolerances in accordance with: AS/NZS 13651996* NOTE *Tolerances for coldrolled sheet/strip. Certified Australian/New Zealand shear stud connectors Stud shear connectors manufactured to: AS/NZS * NOTE *Stud diameter should be at least mm. 9 已認(rèn)證中國(guó)鋼材目錄 已認(rèn)證的中國(guó)鋼板 依據(jù)相關(guān)標(biāo)準(zhǔn)生產(chǎn)的鋼材品種 ： B/T 7002020* GB/T 15911994* （已由 GB/T 15912020 代替） GB/T 41712020 （已由 GB/T 41712020《耐候結(jié)構(gòu)鋼》代替） GB/T 41722020 （已由 GB/T 41712020《耐候結(jié)構(gòu)鋼》代替） YB 41042020 （已由 GB/T 198792020《建筑結(jié)構(gòu)用鋼板》代替） Q235BZ ( Q295B) ( Q295GNH) Q235NHC Q235GJC Q235CZ Q345B ( Q295GNHL) Q235NHD Q235GJD Q235DTZ Q345C Q345GNH Q235NHE Q235GJE Q275BZ Q345D Q345GNHL ( Q295NHC) Q235GJZxxC** Q275CZ Q345E Q390GNH ( Q295NHD) Q235GJZxxD** Q275DTZ Q390B ( Q295NHE) Q235GJZxxE** Q390C Q355NHC Q345GJC Q390D Q355NHD Q345GJD Q390E Q355NHE Q345GJE Q420B Q460NHD Q345GJZxxC** Q420C Q460NHE Q345GJZxxD** Q420D Q345GJZxxE** Q420E Q460C Q460D Q460E 尺寸和重量允許偏差所依據(jù)的標(biāo)準(zhǔn)： GB/T 7092020* (熱軋鋼板和鋼帶的尺寸、外形、重量及允許偏差 ) A類(lèi)偏差 （按公稱(chēng)厚度規(guī)定負(fù)偏差） B類(lèi)偏差 （固定負(fù)偏差為 ） C 類(lèi)偏差 （固定負(fù)偏差為零，按公稱(chēng)厚度規(guī)定正偏差） N 類(lèi)偏差 （正偏差和負(fù)偏差相等） （普通厚度精度） （較高厚度精度） 注 : * GB/T 9121989， GB/T 32741988 作為 GB/T 7002020 和 GB/T 15911994 以及 GB/T 7092020 的參考標(biāo)準(zhǔn)，按照上述標(biāo)準(zhǔn)生產(chǎn)的鋼板，應(yīng)認(rèn)為其質(zhì)量是有保證的。 ** 依據(jù) GB/T 53131985，鋼板厚度方向的性能指標(biāo) Zxx是指 Z15， Z25 和 Z35。 10 已認(rèn)證的中國(guó)熱軋型鋼 依據(jù)相關(guān)標(biāo)準(zhǔn)生產(chǎn)的鋼材品種： GB/T 7002020* GB/T 15911994* （已由 GB/T 15912020 代替） GB/T 41712020 （已由 GB/T 41712020《耐候結(jié)構(gòu)鋼》代替） GB/T 41722020 （已由 GB/T 41712020《耐候結(jié)構(gòu)鋼》代替） 18
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