Bakin karfe duplex karfe high-matsi ƙirƙira karfe flange ball bawul ne high quality-bawul tare da m high zafin jiki juriya, sulfur juriya, da kuma yarda da kasa da Amurka matsayin. Ana amfani da shi sosai a masana'antu kamar sinadarai, man fetur, da iskar gas don sarrafa kwararar ruwa da matsa lamba.
Wannan bawul ɗin ƙwallon ƙwallon an yi shi ne da kayan ƙarfe na bakin karfe mai duplex, wanda ke da ƙarfi mai ƙarfi, juriyar lalata, da juriya. An yi maganin rufewarta na musamman don tabbatar da tasirin rufewa mai kyau da hana zubewa. A halin yanzu, bawul ɗin ƙwallon yana da fa'idodin tsari mai sauƙi, shigarwa mai dacewa, da kulawa mai sauƙi.
Teburin kwatanta girman samfurin:
|Model | diamita mara kyau (DN) | matsa lamba (MPa) | m zazzabi kewayon (℃) | hanyar haɗi|
|- |. --
|DQ41F | 15-150 | 1.6 | -29-300 | flanja|
|DQ341F | 25-300 | 2.5 | -29-300 | flanja|
|DQ61F | 40-400 | 4.0 | -29-300 | flanja|
|DQ941F | 50-600 | 6.4 | -29-300 | flanja|
|DQ641F | 80-900 | 10.0 | -29-300 | flanja|
Girman samfurin da ke sama don tunani ne kawai, kuma takamaiman zaɓi ya kamata a ƙayyade bisa ainihin yanayin aiki da buƙatun.