J49 Flange Pressure Gage 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
J49H type flange pressure gage needle valves
Dimensions & constructral diagram
J49H type flange pressure gage needle valve constructral diagram
The materials of main parts
| Part name | body | Stem | seat | packing | Packing bonnet | Handwheel |
| J49H-320-DN3 | Carbon steel | Cr Stainless steel | PTFE,flexible graphite | Carbon steel | High quality carbon steel | |
| J49H-320P-DN6 | Cr-Ni Stainless steel | Cr Stainless steel | Cr-Ni Stainless steel | Stainless steel | ||
Main performance and specifications
| Type | Nominal Pressure（MPa） | Test pressure PS（MPa） | Working pressure（MPa） | Working temperature (℃) | Applicable medium | ||
| shell （MPa） | Sealing (liquid) | Sealing(gas) | |||||
| J49H-320 | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | P≤540℃ | Petroleum gas Water,acid,Steam, Oil, etc. |
| J49H-320P | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | C≤425℃ | |
Main external and connection dimensions(mm)
| Type | Nominal diameter DN(mm) | Dimensions | Weight (kg) | |||||||||
| L1 | D1 | D2 | H | H1 | L2 | h | hˊ | M1 | L3 | |||
| J49H-320 | 3 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | Ф70 | M20×1.5 | 16 | 1.3 |
| J49H-320P | 6 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | Ф70 | M20×1.5 | 16 | 1.3 |
