ANSI B16.5 Nerjaveèi asye bride manifakti, ASTM A182 304, 304L, 316, 316L, 316Ti, 317L, 310S, 321, 347, 904L, WN bride, LWN bride, SW bride, bride avèg, bride fil, bride fil bride, plak bride, rf, ff, rtj, tf fas
- Zhengzhou Huitong Pipeline Equipment Co, Ltd.