Grooved Fittings or Grooved coupling, pipe clamps, ductile iron grooved fittings, cast iron grooved coupling, grooved pipe clamp, grooved pipe fittings in Guokun Casting, China casting supplier, manufacturer
| Name | Grooved coupling or pipe clamps |
| HS Code | 730711 or 730799 |
| Material | Ductile iron, ASTM A536 Gr. 65-45-12 or QT450-10 |
| Size | 1”-12”, DN25-DN300 |
| Finish | Painting, Red or Blue |
| Standard | GB5135.11-2006 Automatic Sprinkler System- Part 11 Grooved pipe fittingsAnd we will do the beating experiments to check the elongtation of the last coupling per each lot. As per experience and many experiments, the last one is the worst performance of elongtation. Please check the followings result, only out of shape by beating, no break. |
| Usage | 1)Automatic sprinkler system for fire protection on commercial, civil and municipal constructions like water supplying, gas supplying, heat supplying, etc2)Industrial pipeline system on shipping, mine, oil field, textile, powder plant, etc
3)Pipeline system on subway station, railway station, airport, seaport, bridge, etc
|
| Bolts & Nuts | Colorful Zn Plating;Bolts: Mechanical performance grade 8.8
Heavy Duty Nuts: Mechanical performance grade 8.8 |
| Packing | Plywood case, wooden cases, pallet, or as per your requirements 
|
Size specification
| 公称直径 Nominal Diameter(mm) | 钢管外径Outside Diameter
(mm) |
公称压力 Nominal Pressure(MPa) |
螺栓尺寸Bolt & Nut | 最大外形尺寸 Maximum External Dimensions |
||
| DIA | L | H | ||||
| 25 | 33 | 2.5 | 2-M10×50 | 60 | 108 | 44 |
| 32 | 42 | 2-M10×50 | 70 | 112 | ||
| 40 | 48 | 2-M10×50 | 76 | 118 | 47 | |
| 50 | 57 | 2-M10×55 | 92 | 124 | ||
| 50 | 60 | 2-M10×55 | 92 | 124 | ||
| 65 | 76 | 2-M10×65 | 110 | 140 | ||
| 80 | 89 | 2-M10×65 | 122 | 154 | ||
| 90 | 102 | 2-M10×65 | 132 | 178 | ||
| 100 | 108 | 2-M10×65 | 148 | 178 | 54 | |
| 100 | 114 | 2-M12×75 | 154 | 186 | ||
| 125 | 133 | 2-M12×75 | 173 | 220 | ||
| 125 | 140 | 2-M12×75 | 180 | 216 | ||
| 150 | 159 | 2-M12×75 | 200 | 238 | ||
| 150 | 165 | 2-M12×75 | 205 | 244 | ||
| 150 | 168 | 2-M16×90 | 210 | 250 | 66 | |
| 200 | 219 | 2-M16×90 | 266 | 345 | ||
| 250 | 273 | 2-M20×110 | 330 | 452 | ||
| 300 | 325 | 1.6 | 2-M20×110 | 382 | 505 | |
China casting foundry, supplier, manufacturer and casting factory to produce the grooved fittings, pipe fittings, pipe flange, ductile iron flange, grooved pipe clamps, grooved couplings, cast iron pipe fittings, ductile iron grooved fittings, any needs, please send the RFQ togina@guokuncasting.com or gina.guokun@gmail.com
