Valves
JJM8 Pressure Gauge Valve
JJM8 Pressure Gauge Valve
Structure of JJM8 Pressure Gauge Valve
Materials For Main Parts
| Part name | BODY | Stem | Base | PACKING | Packing bonnet | Hand wheel |
| J49H-320-DN3 | Carbon steel | Cr,Stainless steel | PTEF,Soft graphite | Carbon steel |
High grade carbon steel |
|
| J49H-320P-DN6 | Cr,Ni Stainless steel | Cr,Stainless steel | Cr,Ni Stainless steel | Stainless steel | ||
Chief Property and Specification
| Type | Nominal Pressure | PS(MPa)Test pressure | Working Pressure |
(°C) Working Temperature |
Suitable | ||
| Shell | Seal | Seal | |||||
| J49H-320 | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | P=540°C | Petroleum gas Water,Asic,Steam, Oil etc. |
| J49H-320P | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | C=425°C | |
Main External and Connecting Dimensions(mm
| Type | DN(mm) Nominal diameter |
Dimensions | (Kg) Weight |
|||||||||
| L1 | D1 | D2 | H | H1 | L2 | h | h´ | M1 | L3 | |||
| J49H-320 | 3 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | φ70 | M20×1.5 | 16 | 1.3 |
| J49H-320P | 6 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | φ70 | M20×1.5 | 16 | 1.3 |