Product Attribute:
Applicationt:
Zhonghua
Production Description:
Product overview:
Product use: high pressure valve is suitable for the nominal pressure PN10.0 ~ 25.0 Mpa, the working temperature - 29 ~ 600 degree centigrade in the petroleum, chemical, thermal power plant under various working conditions such as the pipeline, cut off or connect medium.Applicable medium: water, oil, steam, etc.Operation mode: manual, pneumatic, electric, etc.
Product features:
1. In accordance with the requirements of domestic and international advanced standard, reliable sealing, excellent performance, beautiful appearance.
2. The disc and seat sealing surface with iron base alloy welding or department is set (stellite) cobalt-based hard alloy surfacing and become, wear-resisting, high temperature resistance, corrosion resistance, good abrasion resistance, long service life.
3. The stem by conditioning and surface nitriding treatment, has the good corrosion resistance and abrasion resistance.
4. Adopting the wedge gate structure, large diameter set the rolling bearing, friction small, easy opening and closing.
5. Can be used in a variety of standard piping flange and flange seal face type, can meet the needs of all kinds of engineering and the user requirements.
10.0MPa The main connection size
Size |
DN |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
|
L |
mm |
170 |
190 |
210 |
230 |
240 |
250 |
280 |
310 |
350 |
400 |
450 |
550 |
650 |
|
H |
mm |
175 |
180 |
210 |
230 |
350 |
359 |
373 |
435 |
500 |
614 |
674 |
818 |
970 |
|
W |
mm |
120 |
120 |
160 |
180 |
240 |
280 |
320 |
360 |
400 |
450 |
560 |
640 |
720 |
16.0MPa The main connection size:
Size DN1520253240506580100125150200
Lmm170190210230240300340390450525600750
Hmm175180210230350359373435500614674818
Wmm120120140160200240280320360400400450