y-type globe valve
model: j45h / j45y
nominal diameter: dn25 ~ 300 mm
nominal pressure: pn1.6 ~ 16mpa
operating temperature: -196 ℃ ~ 600 ℃
drive modes: manual, bevel gear, the electric
main material: carbon steel, stainless steel, alloy steel
design and manufacture: gb12235
structural length: gb12221
flange dimensions: gb9113 jb79
pressure - temperature: gb9131
test and inspection: gb / t13927 jb / t9092
nominal diameter: dn25 ~ 300 mm
nominal pressure: pn1.6 ~ 16mpa
operating temperature: -196 ℃ ~ 600 ℃
drive modes: manual, bevel gear, the electric
main material: carbon steel, stainless steel, alloy steel
design and manufacture: gb12235
structural length: gb12221
flange dimensions: gb9113 jb79
pressure - temperature: gb9131
test and inspection: gb / t13927 jb / t9092
pressure test
| nominal pressure | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| strength test | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
| water seal test | 1.8 | 2.8 | 4.4 | 7.4 | 11.0 | 18.0 |
| seal test | 1.8 | 2.8 | 4.4 | 7.04 | 11.0 | 18.0 |
| gas seal test | 0.4-0.7 | |||||
main parts materials and performance
| body cover pull | valve stem | sealing surface | gasket (ring) | filler | operating temperature ℃ | suitable media |
| wcb | 2cr13 |
13cr stl body material nylon |
reinforced flexible graphite 1crl3 / flexible graphite 08 mild steel 0cr18ni9ti ocr18ni12mo2ti |
flexible graphite reinforced flexible graphite sfb-260 sfp-260 |
≤425 |
water, steam, oil |
| wc1 |
38crmoai 25cr2mov |
≤450 | ||||
| wc6 | ≤540 | |||||
| wc9 | ≤570 | |||||
| zgcr5mo | ≤540 | |||||
| zg1cr18ni9ti | 1cr18ni9ti | ≤200 | nitric acids | |||
| zgcr18ni12mo2ti | 1c18ni12mo2ti | ≤200 | acetic acid |
| pn | dn | size | pn | dn | size | ||||
| l | h | do | l | h | do | ||||
|
1.6 2.5 4.0 |
15 | 130 | 190 | 140 |
6.4 10.0 |
15 | 170 | 220 | 160 |
| 20 | 150 | 200 | 140 | 20 | 190 | 240 | 160 | ||
| 25 | 160 | 225 | 140 | 25 | 210 | 265 | 180 | ||
| 32 | 180 | 270 | 160 | 32 | 230 | 290 | 200 | ||
| 40 | 200 | 310 | 180 | 40 | 260 | 355 | 250 | ||
| 50 | 230 | 330 | 200 | 50 | 300 | 380 | 280 | ||
| 65 | 290 | 350 | 250 | 65 | 370 | 410 | 300 | ||
| 80 | 310 | 420 | 280 | 80 | 380 | 500 | 350 | ||
| 100 | 350 | 455 | 300 | 100 | 430 | 550 | 400 | ||
| 125 | 400 | 520 | 320 | 125 | 500 | 615 | 450 | ||
| 150 | 480 | 570 | 350 | 150 | 550 | 695 | 500 | ||
| 200 | 600 | 680 | 450 | 200 | 650 | 790 | 600 | ||
| 250 | 730 | 740 | 600 | 250 | 775 | 960 | 700 | ||
| 300 | 850 | 840 | 700 | 300 | - | - | - | ||
| 350 | 980 | 950 | 800 | 350 | - | - | - | ||
| 400 | 1100 | 1085 | 900 | 400 | - | - | - | ||
the next：globe dark globe valves
the previous：self-sealing stop valve