Sambungan flensa turnup cremped dibagi menjadi gabungan flensa turnup segel segel datar dan ganda kerucut ganda critped turnup flange joint, terdiri dari cincin logam bagian dalam, cincin logam luar, flensa logam dan akar flensa belokan; Kabel baja yang diperkuat atau serat kaca terbalik 180 derajat pada akar flensa turnup.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
