Needle Type Globe Valve
The valve core of the threaded needle globe valve is a very pointed cone, which is inserted into the valve seat like a needle. The product adopts the connection method of external thread connection and welding casing. The valve disc is a movable valve disc and a conical sealing three-way flow channel structure. This product is widely used in pipelines in hydraulic equipment, electric power, chemical industries and other industrial fields. It has the characteristics of high-pressure resistance.
Product characteristics of the needle pattern globe valve
Type: needle
Size range: DN6-DN25
Nominal pressure: 1.6MPa-42MPa
Main material: Stainless steel
Working temperature: -29℃～+538℃
Applicable medium: non-corrosive medium such as water, oil, gas and nitric acid, acetic acid, etc.
Manufacturing standards: GB/T12224-2005 JB/T7747-1995
Connection method: MNPT
The main material of the needle shape globe valve
| No | Part | Material |
| 1 | Weld Tube | 20# A105 SS304 SS304L SS316 SS316L |
| 2 | Plain washer | PTFE RTFE |
| 3 | Nut | 20# A105 SS304 SS304L SS316 SS316L |
| 4 | Body | 20# A105 SS304 SS304L SS316 SS316L |
| 5 | Bonnet gasket | PTFE |
| 6 | Bonnet | 20# A105 SS304 SS304L SS316 SS316L |
| 7 | Packing seat | PTFE,flexible graphite |
| 8 | Packing | PTFE,flexible graphite |
| 9 | Packing gland | 20# A105 SS304 SS304L SS316 SS316L |
| 10 | Locknut | 20# A105 SS304 SS304L SS316 SS316L |
| 11 | Stem | 20# A105 SS304 SS304L SS316 SS316L |
| 12 | Handwheel | 20# A105 SS304 SS304L SS316 SS316L |
| 13 | Hooded Nut | 20# A105 SS304 SS304L SS316 SS316L |
Structure of needle item globe valve
Size chart of needle cut-off valve
| DN | M | ø | L1 | L | H | D0 |
| DN6 | M20*1.5 | ø14 | 66 | 140 | 96 | 63 |
| DN10 | M24*1.5 | ø18 | 78 | 160 | 115 | 78 |
| DN15 | M30*2 | ø22 | 94 | 180 | 122 | 100 |
| DN20 | M36*2 | ø28 | 108 | 220 | 156 | 110 |
| DN25 | M39*2 | ø33 | 110 | 230 | 170 | 140 |
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