51吃瓜

? ??????, ???? ???????? ??? ?? ??????, ??? ?? ?????????? ?????? ???? ??????? ?????? ?? ???? ???? ????? ????? ?? ??????????? ??? ???? ?????? ?? ???? ??? ??????? ?????? ????. ?? ????? ????? ?????? ??? ????????. Because it looks all kinds of strange, it is called a flange, and its name comes from the English word 'flange'.

??????, ???? ?????? ??? ?????? ????? ??????. ?? ????? ???? ??????? ??? ??? ??? ??????? ??? ?? ??? ???? ?? ??? ?? ????? ????? ???? ??? ??????, ??? ?????? ???? ??????? ?? ????? ???????. Seal the flanges with gaskets. ???????? ????? ?? ????? ???? ????????????????????? ????????????, ????? ?????????? ??? ?????????????????????, ??? ?????? ??????????????? ??? ??????????????? ???? ????? ?????? ????? ??????? ?????????. ??? ??? ??? ??? ???? ??????? ????? ?????????, ?????????? ?? ?????? ???? ???? ???. ????? ??????? ??????????????????? ??? ??? ???? ?????? ???????, ??? ????? ????????? ????? 4 ?????????? ??? ??? ???? ?????????? ??? ?? ????????????? ??????? ????? ?? ????? ??????? ??? ????????? ??? ??? ?????.

??????? ??? ??????? ????????? ????? ??????? ????????? ??? ???? ??????? ?????.

??? ??? ??????? ???????????????? ??? ????? ??? ??????????, ????? ?? ?????????????????? ????????????????? ?????? ???? ????? ?? ????? ???? ?? ???????????, ??? ???? извест

???? ????????? ???????????? ???? ???? ????? ?? ??????? ????? ??????? ??? ????????? ???? ??? ????? ???? ??? ???????????? ?? "ldquo; ????????? ???? ??????????????: ?? ????? ?? ?????? ???? ??????????????????????, ??? ??? ????? ???? ???????????? ????? ?????? ?? “ ???????????;.

Threaded flange is a type of flange. ?? ?????? ?????? ????????? ???????? ??? ? ???????????????????????? ???? ??????? ??? ?? ????? ??? ??????, ?????? ?????, ????? ??? ?? ???????.

??????, ???? ?????? ??? ?????? ????? ??????.

?? ????? ???? ??????? ??? ??? ??? ??????? ??? ?? ??? ???? ?? ??? ?? ????? ????? ???? ??? ??????, ??? ?????? ???? ??????? ?? ????? ???????. Seal the flanges with gaskets. ???????????? ????????????? ??????? ?? ????????? ??? ??????? (??????? ????? ???????). ??? ??? ???? ??????????? (??? ??????? ??? ??? ????), ????? ??????????? ????? ????????? ? ?????? ??????? ??????? ??? ? ????? ??? ???????, ?? ??????, ??? ?????? ????? ??? ????. ??? ????? ??? ??????? ?????? ?? ????? ??????????? ??????????. ???? ???????????? ??? ????, ??? ??????? ???? ??? ???????????????? ???????? ?? ????? ??????? ??? ??????????, ??? ??????? ?? ????????? ???? ???? ??? ?????????? ?????????? ?? ?????????? ?????? ??? ?? ?????????? ?????? ???? ?? ????????? ?????????????, ?? ??? ????? ??????? ??? ????????????? ??? ???????????. ???? ??????????? ?????, ????? ????? ?????????? ??????, ?????? ??????, ??? ??????? ??????. ??????????? ???????????? ????? ?? ???????????. ???????????????? ???????? ????? ???????? ???????? ??? ????? ??????? ????? ????????????????????; ??? ??? ???? ??? 4MPa; ???????? ??????, ???? ?????? ??? ???? ?????? ??????, ???? ???? ????????? ??? ????? ???? ????? ???????????? ??? ???? ??????? ??? ????????????. ?? ????? ???? ????? ???? ????????????? ???? ???????????? ??????????: ?????? ??????????? ??????????, ??????? ????? ?????????? ??? ??????? ??????? ??? ???- ????????? ??? ????????? ??????????????????????? ????, ??????? ????? ?????????? ??? ?? ???? ????? ??????? ?????? ??? ????? ?????, ??????? ????? ?????????, ?????????????, ??????? ?????? ??? ????-??????? ??????????????. ?? ??????? ??? ?? ????????? ????? ?????? ??? ?? ?????????? ???? ??? ???? ?? ?????????? ????????????? ??? ???? ?? ????? ??????????. ???? ??????????? ????? ??????? ??? ???-????????? ?????? ????? ?????? ???? ?????????????? ??????????? ????? ??????? ?????, ??? ????? ??????????? ???? ??????????? ???? ??????, ???????? ?????????????? ?????? ???? ?????? ???-?????????? ???????????? ????? ??? ?????????? ??? ??? ?????????? ????? (????? ??? ?????? ??????? Sheet ??? stainless steel) ????? ???? ??????; ?? ??? ???? ? ?????? ??????? ?????? ???? ???????? ??? ???? ??????? ??? ??????? ??????? ????????. ????? ?????????? ??? ??? ???????????? ??? ?????? 120 °C; ?????????? ?????? ??? ??????? ????? ?????????? ??? ??? ???????????? ???? ???????????? ??? ?????? 450 °C, ??? ???????????? ???? ??? ??? ?????? 350 °C, ??? ??? ??????? ??? ?????? 5MPa. ????? ?????????? ??????????? ??? ????-??????????? ????????????? ??? ????????????, ???? ??????? ????? ?????? ??????????????? ????????? ???????? ?????? ??? ???????, ????????um, ????? 10 ????, ???????????? ???? ????? ???? ??? ?????????????? ????? ??? ??? ??????????????? ??? ??? ?????????????????????? ??? ????? ???? (????? ?????????), ??? ?? ??????????????? ???? ??? ????????????????? ??? ??

?????? ????? ??????? ??? ????? ??????? (????? ???????) ??????, ?????? ??????, ??? ?????? ??????. ???? ??????? ????? ???????? ?????? ????? ????? ?????? ??? ?????? ??????, ???? ???? ??????? ??? ???? ??????? ??????? ???????? ?????? ???? ??? ?????? ??????. ?? ??????? ??? ?????? ??? ?? ???????? ??? ??????????? ??? ??????? ?????? ????? ????? ??????? ?????????.

???? ??????? ?????? ??? ???????, ???????? ??????? ????? ?????? ??? ?????????? ???????????. ??? ??????? ??????? ?????????? ???????. ???-??????? ?????????? ??????? ?? ????????? ???????. 1. Divide carbon steel, cast steel, alloy steel, stainless steel, copper, aluminum alloy, plastic, argon chromium plating, PPR, etc. by material. 2. Divided by production methods, it can be divided into forged flanges, cast flanges, spliced flanges, cut flanges, and rolled flanges (super large models). 3. Divided by manufacturing standards, it can be divided into national standards (Ministry of Chemical Industry standards, petroleum standards, power standards, Ministry of Machinery standards, marine standards), American standards, German standards, Japanese standards, Russian standards, etc.