Always customer-oriented, and it’s our ultimate target to be not only the most reliable, trustable and honest supplier, but also the partner for our customers for Factory wholesale China Ductile Iron 200X Pressure Relief Valve, Therefore, we could satisfy different inquiries from different clients. Remember to come across our web site to check additional facts from our items.
Always customer-oriented, and it’s our ultimate target to be not only the most reliable, trustable and honest supplier, but also the partner for our customers for China Pressure Reducing Valve, Ductile Iron Relief Valve, Flange Pressure Reducing Valve, We always adhere to follow the honesty, mutual benefit, common development, after years of development and the tireless efforts of all staff, now has perfect export system, diversified logistics solutions, extensive meet customer shipping, air transport, international express and logistics services. Elaborate one-stop sourcing platform for our customers!
Technical data
PN(MPa)Nominal pressure | 1.6 |
(MPa)Strength test | 2.4 |
(MPa)Seal test | 1.76 |
¡æ Working temperature | 0~100¡æ |
Suitable mediums | water |
Differential pressure control range | 10~30KPa |
Material of main parts
Part name | Material |
Body,bonnet | Cast iron, cast steel |
Stem | Stainless steel |
Diaphragm | NBR |
Valve disc | Cast steel |
Main dimensions and weight
DN(mm) | L | H | (m ³/h)Flow | (kg)Weight | |
Constant pressuredifferential type | Adjustable differentialpressure type | ||||
15 | 110 | 95 | 145 | 0.2-1 | 0.6 |
20 | 110 | 110 | 150 | 0.3-1.5 | 0.6 |
25 | 115 | 130 | 165 | 0.5-2 | 0.7 |
32 | 130 | 140 | 190 | 1-4 | 4 |
40 | 200 | 190 | 340 | 1.5-6 | 11 |
50 | 215 | 205 | 355 | 2-8 | 12 |
65 | 230 | 240 | 390 | 3-12 | 15 |
80 | 275 | 300 | 500 | 5-20 | 27 |
100 | 290 | 350 | 550 | 10-30 | 30 |
125 | 310 | 380 | 580 | 15-45 | 40 |
150 | 350 | 410 | 410 | 30-75 | 63 |
200 | 430 | 480 | 480 | 40-180 | 104 |
250 | 520 | - | - | 100-300 | 189 |
300 | 630 | - | - | 150-1500 | 218 |
350 | 670 | - | - | 200-700 | 265 |
Qualification certificate
Exhibition
Our valves received a lot of attention at the Dubai show.
Factory