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國標(biao)碳(tan)(tan)鋼(gang)管(guan)(guan)(guan)(guan)帽(mao)用于焊接在(zai)管(guan)(guan)(guan)(guan)端(duan)或(huo)裝在(zai)管(guan)(guan)(guan)(guan)端(duan)外螺紋上以蓋堵管(guan)(guan)(guan)(guan)子的管(guan)(guan)(guan)(guan)件。用來(lai)封閉管(guan)(guan)(guan)(guan)路,作用與(yu)管(guan)(guan)(guan)(guan)堵相同。管(guan)(guan)(guan)(guan)帽(mao)包(bao)括凸形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao),錐殼,變徑段,平(ping)蓋及緊縮口的設(she)計。國標(biao)碳(tan)(tan)鋼(gang)管(guan)(guan)(guan)(guan)帽(mao)凸形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao)包(bao)括:半球形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao),橢圓形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao),碟形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao)和球冠(guan)形(xing)(xing)管(guan)(guan)(guan)(guan)帽(mao)。
2016-08-18