直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)尺寸在(zai)(zai)2013年以前全(quan)部是企業(ye)標(biao)準。在(zai)(zai)2013年4月27日(ri)由(you)中華(hua)人(ren)民共和(he)國(guo)(guo)住房和(he)城鄉(xiang)建(jian)設部發布的(de)(de)《中華(hua)人(ren)民共和(he)國(guo)(guo)建(jian)筑(zhu)工(gong)業(ye)行業(ye)標(biao)準》《JG/T 163-2013鋼(gang)(gang)(gang)筋(jin)機(ji)械連接(jie)用套(tao)(tao)(tao)筒(tong)(tong)(tong)》中明確規定了(le)鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)、直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)、鋼(gang)(gang)(gang)筋(jin)套(tao)(tao)(tao)筒(tong)(tong)(tong)最(zui)小尺寸參數。凡低于JG/T163-2013國(guo)(guo)家(jia)行業(ye)標(biao)準鋼(gang)(gang)(gang)筋(jin)連接(jie)用鋼(gang)(gang)(gang)筋(jin)套(tao)(tao)(tao)筒(tong)(tong)(tong)最(zui)小尺寸表(biao)的(de)(de)鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)即為非標(biao)鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)，凡是達(da)到JG/T163-2013國(guo)(guo)家(jia)行業(ye)標(biao)準以上的(de)(de)鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)即為國(guo)(guo)標(biao)鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)。衡(heng)水(shui)新(xin)泰鋼(gang)(gang)(gang)筋(jin)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)全(quan)部為2013國(guo)(guo)標(biao)套(tao)(tao)(tao)筒(tong)(tong)(tong)，每(mei)一個鋼(gang)(gang)(gang)筋(jin)連接(jie)直(zhi)(zhi)螺(luo)(luo)紋(wen)(wen)套(tao)(tao)(tao)筒(tong)(tong)(tong)全(quan)部根據JG/T163-2013國(guo)(guo)標(biao)套(tao)(tao)(tao)筒(tong)(tong)(tong)相關規定生(sheng)產，并在(zai)(zai)河(he)北省監(jian)督管理(li)局備案。

  鋼(gang)(gang)筋(jin)套(tao)筒連(lian)接(jie)是(shi)(shi)屬于(yu)(yu)機(ji)械連(lian)接(jie)，它分(fen)為一二三級；一級是(shi)(shi)接(jie)頭抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)不(bu)(bu)小(xiao)于(yu)(yu)被連(lian)接(jie)鋼(gang)(gang)筋(jin)實際抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)或1.10倍鋼(gang)(gang)筋(jin)抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)標(biao)(biao)準值，并具(ju)有(you)高延(yan)性及反(fan)復拉壓(ya)(ya)性能。二級是(shi)(shi)街頭抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)不(bu)(bu)小(xiao)于(yu)(yu)被連(lian)接(jie)鋼(gang)(gang)筋(jin)抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)標(biao)(biao)準值，并具(ju)有(you)高延(yan)性及反(fan)復拉壓(ya)(ya)性能。三級是(shi)(shi)街頭抗(kang)(kang)拉強(qiang)(qiang)(qiang)度(du)(du)不(bu)(bu)小(xiao)于(yu)(yu)被連(lian)接(jie)鋼(gang)(gang)筋(jin)屈服(fu)強(qiang)(qiang)(qiang)度(du)(du)標(biao)(biao)準值的1.35倍，并具(ju)有(you)一定的延(yan)性及反(fan)復拉壓(ya)(ya)性能.

鋼(gang)(gang)筋(jin)套筒又名鋼(gang)(gang)筋(jin)接(jie)頭：用以連(lian)接(jie)鋼(gang)(gang)筋(jin)并(bing)(bing)有與絲頭螺(luo)紋(wen)(wen)相對應內螺(luo)紋(wen)(wen)的連(lian)接(jie)件。定義：簡單的施工流程：將鋼(gang)(gang)筋(jin)端部(bu)用滾軋工藝加工成直(zhi)螺(luo)紋(wen)(wen)，并(bing)(bing)用相應的鋼(gang)(gang)筋(jin)連(lian)接(jie)套筒將兩根鋼(gang)(gang)筋(jin)相互連(lian)接(jie)。

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