ANSI J11W/H Internal And External Thread Needle Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
ANSI j11w/h internal and external threads
Performance and specification
Design and manufacture: ANSI B16.34-1996, connection mode: NPT(M,F) internal and external thread connection, Structural characteristic: taper thread sealing, test and inspection: API STD 598-1996.
Dimensions & constructral diagram
ANSI j11w/h internal and external thread constructral diagram(pic1)
ANSI j11w/h internal and external thread constructral diagram(pic2)
The materials of main parts
| No. | Part name | Material |
| 1 | Body | 20# A105 SS304 SS304L SS316 SS316L |
| 2 | Bonnet gasket | (Red copper) PTFE |
| 3 | Bonnet | 20# A105 SS304 SS304L SS316 SS316L |
| 4 | Packing seat | PTFE (flexible graphite) (Matel packing) |
| 5 | Packing | PTFE (flexible graphite) |
| 6 | Packing gland | 20# A105 SS304 SS304L SS316 SS316L |
| 7 | Stem | 20# A105 SS304 SS304L SS316 SS316L |
| 8 | Handle | 20# A105 SS304 SS304L SS316 SS316L |
| 9 | Hexagon Screw | 20# A105 SS304 SS304L SS316 SS316L |
Test standard
| test item | pressure value |
| nominal pressure | 6000 Psi, 10000 Psi |
| shell test | 6000 Psi, 10000 Psi |
| sealing test | 6000 Psi, 10000 Psi |
| Gas Pressure Test | 24 |
| Suitable Temperature | ≤250℃ |
| applicable medium | Water,Steam,Oil, etc |
External and connection dimensions
| ITEM No. | Nominal diameter | Td | H | L | L1 | N |
| J11W-1 | DN6 | NPT1/4 | 75 | 58 | 75 | 60 |
| J11W-2 | NPT1/2 | 80 | 62 | 66 | 60 | |
| J11W-3 | NPT3/4 | 80 | 57 | - | 60 | |
| J11W-4 | DN10 | NPT3/8 | 75 | 58 | 78 | 60 |
| J11W-5 | DN15 | NPT1/2 | 77 | 68 | 86 | 60 |
