· Certificate: FM/UL/3C/CE,etc.
· Standard: ANSI/UL 213C
· Housing Material: Ductile iron conforming to ASTM A-536, Grade 65-45-12.
· Bolt & Nut: Carbon steel
· Gasket: EPDM, nitrile, silicone rubber, etc.
· Rated pressure: 300~500PSI
· Surface: Hot dip galvanized/electrophoretic/epoxy powder painting
· Color: Variable colors for choice
Style 321 split flange mainly use for the flange connection with the valve, equipment or pipe conversion connection to solve the groove connection and flange connection conversion, installation is simple and fast.
Model 321 split flange's bolt holes designed into oval hole. ANSI Class 125 & 150 and PN16 grade flanges are universally available, with DN50 to DN80 (2″ to 3″ ) for both PN10 and PN25 nominal flanges; DN100 to DN150 (4″to 6″ ) for both flanges PN10 nominal grade flange.
| SIZE | DIMENSION | CENTER DISTANCE | THREADED HOLE SIZE | BOLT SIZE | ||||||||
| mm | X-mm | Y-mm | Z-mm | X-inch | Y-inch | Z-inch | mm | inch | mm | inch | MODEL.No. | inch |
| 60 | 167 | 206 | 22 | 6.58 | 8.12 | 0.87 | 125 | 4.93 | 4--18 | 4--0.71 | M10X70 | 3/8X2 3/4 |
| 73 | 179 | 223 | 22 | 7.05 | 8.79 | 0.87 | 140 | 5.52 | 4--18 | 4--0.71 | M10X70 | 3/8X2 3/4 |
| 76 | 186 | 230 | 22 | 7.33 | 9.06 | 0.87 | 145 | 5.71 | 4--18 | 4--0.71 | M10X70 | 3/8X2 3/4 |
| 89 | 201 | 246 | 22 | 7.92 | 9.69 | 0.87 | 160 | 6.30 | 8--18 | 8--0.71 | M10X70 | 3/8X2 3/4 |
| 114 | 230 | 276 | 24 | 9.06 | 10.87 | 0.95 | 191 | 7.51 | 8--18 | 8--0.71 | M10X70 | 3/8X2 3/4 |
| 140 | 254 | 301 | 24 | 10.01 | 11.86 | 0.95 | 210 | 8.27 | 8--18 | 8--0.71 | M10X70 | 3/8X2 3/4 |
| 141 | 255 | 303 | 24 | 10.05 | 11.94 | 0.95 | 216 | 8.51 | 8--22 | 8--0.87 | M10X70 | 3/8X2 3/4 |
| 165 | 286 | 342 | 25 | 11.27 | 13.47 | 0.99 | 240 | 9.46 | 8--22 | 8--0.87 | M12X75 | 1/2X3 |
| 168 | 284 | 339 | 26 | 11.19 | 13.36 | 1.02 | 240 | 9.46 | 8--22 | 8--0.87 | M12X75 | 1/2X3 |
| 216 | 332 | 391 | 30 | 13.08 | 15.41 | 1.18 | 290 | 11.43 | 12--22 | 12--0.87 | M12X75 | 1/2X3 |
| 219 | 345 | 400 | 30 | 13.59 | 15.76 | 1.18 | 298 | 11.74 | 12--22 | 12--0.87 | M12X75 | 1/2X3 |
| 273 | 410 | 475 | 32 | 16.15 | 18.72 | 1.26 | 362 | 14.26 | 12--25 | 12--1.02 | M12X85 | 1/2X3 3/8 |
| 325 | 481 | 542 | 35 | 18.95 | 21.35 | 1.38 | 432 | 17.02 | 12--26 | 12--1.02 | M12X85 | 1/2X3 3/8 |
