Hontai Machinery and equipment (HK) Co. ltd |
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High pressure Z41W stainless steel valve flange PN1.6 ~ 16.0MPa for fire station pipeline
High pressure valve for flange connection PN PN1.6 ~ 16.0MPa, work
temperature ≤ -29 ℃ ~ 550 ℃ oil, chemicals, water, fire station
pipeline of various systems, cut off or connected piping media.
Applicable medium: water, oil, steam, and acid, alkali, ammonia,
urea, sulfur and natural gas.
Structural features
1, selected materials, in line with international standards,
the overall high quality materials.
2, in line with the requirements of domestic and foreign
advanced standards, reliable sealing, excellent performance and
beautiful shape.
3, sealing pair advanced and reasonable, the gate and the
seat sealing surface with different hardness Stellite (Stellite)
made of cobalt-based alloy welding, sealing, reliable, high
hardness, wear resistance, high temperature, corrosion ,
anti-abrasion performance and long life.
4, stem quenched and the nitrogen treatment, with good
corrosion resistance, resistance to abrasion and wear resistance.
5, the use of flexible wedge gate structure, medium and large
caliber set the thrust bearing, friction force is small, and with a
hand wheel impact, opening and closing easier.
6, can be a variety of standard pipe flanges and flange
sealing surface in the form, meet a variety of project needs and
user requirements.
Main parts material
Part Name | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 |
Body / bonnet | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9Mo2 | 00Cr18Ni10Mo2 |
Gate | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9Mo2 | 00Cr18Ni10Mo2 |
Stem | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9Mo2 | 00Cr18Ni10Mo2 |
stem nut | Aluminum bronze | |||
packing | PTFE woven | PTFE woven | PTFEwoven | PTFE woven |
Gasket | 304+PTFE | 304L+PTFE | 316+PTFE | 316L+PTFE |
Gland | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9Mo2 | 00Cr18Ni10Mo2 |
bolt | Stainless steel | |||
nut | Stainless steel | |||
Handwhee | ductile iron, cast steel |
Main connection dimensions Dimensions
Model | DN (mm) | Size (mm) | |||||||
L | D | D1 | D2 | b-f | z-Φd | H | D0 | ||
Z41W-1.6MPa | 15 | 130 | 95 | 65 | 45 | 14-2 | 4-14 | 170 | 120 |
20 | 150 | 105 | 75 | 55 | 14-2 | 4-14 | 200 | 120 | |
25 | 160 | 115 | 85 | 65 | 14-2 | 4-14 | 215 | 140 | |
32 | 180 | 135 | 100 | 78 | 16-2 | 4-18 | 260 | 160 | |
40 | 200 | 145 | 110 | 85 | 16-3 | 4-18 | 290 | 200 | |
50 | 250 | 160 | 125 | 100 | 16-3 | 4-18 | 345 | 220 | |
65 | 265 | 180 | 145 | 120 | 18-3 | 4-18 | 360 | 240 | |
80 | 280 | 195 | 160 | 135 | 20-3 | 8-18 | 385 | 280 | |
100 | 300 | 215 | 180 | 155 | 20-3 | 8-18 | 430 | 300 | |
125 | 325 | 245 | 210 | 185 | 22-3 | 8-18 | 520 | 320 | |
150 | 350 | 280 | 240 | 210 | 24-3 | 8-23 | 610 | 350 | |
200 | 400 | 335 | 295 | 265 | 26-3 | 12-23 | 765 | 400 | |
250 | 450 | 405 | 355 | 320 | 30-3 | 12-25 | 895 | 450 | |
300 | 500 | 460 | 410 | 375 | 30-4 | 12-25 | 1145 | 500 | |
350 | 550 | 520 | 470 | 435 | 34-4 | 16-25 | 1200 | 550 | |
400 | 600 | 580 | 525 | 485 | 36-4 | 16-30 | 1400 | 600 | |
450 | 650 | 640 | 585 | 545 | 40-4 | 20-30 | 1500 | 650 | |
500 | 700 | 705 | 650 | 608 | 44-4 | 20-34 | 1630 | 700 | |
600 | 800 | 840 | 770 | 718 | 48-5 | 20-41 | 1830 | 800 |
Main connection dimensions
Type | DN (mm) | Size (mm) | |||||||
L | D | D1 | D2 | b-f | z-Φd | H | D0 | ||
Z41W-2.5MPa | 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 170 | 120 |
20 | 150 | 105 | 75 | 55 | 16-2 | 4-14 | 200 | 120 | |
25 | 160 | 115 | 85 | 65 | 16-2 | 4-14 | 215 | 140 | |
32 | 180 | 135 | 100 | 78 | 18-2 | 4-18 | 260 | 160 | |
40 | 200 | 145 | 110 | 85 | 18-3 | 4-18 | 290 | 200 | |
50 | 250 | 160 | 125 | 100 | 20-3 | 4-18 | 345 | 220 | |
65 | 265 | 180 | 145 | 120 | 22-3 | 8-18 | 360 | 240 | |
80 | 280 | 195 | 160 | 135 | 22-3 | 8-18 | 385 | 280 | |
100 | 300 | 230 | 190 | 160 | 24-3 | 8-23 | 430 | 300 | |
125 | 325 | 270 | 220 | 188 | 28-3 | 8-25 | 520 | 320 | |
150 | 350 | 300 | 250 | 218 | 30-3 | 8-25 | 610 | 350 | |
200 | 400 | 360 | 310 | 278 | 34-3 | 12-25 | 765 | 400 | |
250 | 450 | 425 | 370 | 332 | 36-3 | 12-30 | 900 | 450 | |
300 | 500 | 485 | 430 | 390 | 40-4 | 16-30 | 1130 | 500 | |
350 | 550 | 550 | 490 | 448 | 44-4 | 16-34 | 1250 | 550 | |
400 | 600 | 610 | 550 | 505 | 48-4 | 16-34 | 1430 | 600 | |
450 | 650 | 660 | 600 | 555 | 50-4 | 20-34 | 1520 | 650 | |
500 | 700 | 730 | 660 | 610 | 52-4 | 20-41 | 1650 | 700 | |
600 | 800 | 840 | 770 | 718 | 56-5 | 20-41 | 1850 | 800 |
Main connection dimensions
Type | DN (mm) | Size (mm) | |||||||
L | D | D1 | D2 | D6 | b-f | z-Φd | H | ||
Z41W-4.0MPa | 15 | 130 | 95 | 65 | 45 | 40 | 16-2 | 4-14 | 170 |
20 | 150 | 105 | 75 | 55 | 51 | 16-2 | 4-14 | 200 | |
25 | 160 | 115 | 85 | 65 | 58 | 16-2 | 4-14 | 215 | |
32 | 180 | 135 | 100 | 78 | 66 | 18-2 | 4-18 | 260 | |
40 | 200 | 145 | 110 | 85 | 76 | 18-3 | 4-18 | 290 | |
50 | 250 | 160 | 125 | 100 | 88 | 20-3 | 4-18 | 345 | |
65 | 280 | 180 | 145 | 120 | 110 | 22-3 | 8-18 | 360 | |
80 | 310 | 195 | 160 | 135 | 121 | 22-3 | 8-18 | 385 | |
100 | 350 | 230 | 190 | 160 | 150 | 24-3 | 8-23 | 430 | |
125 | 400 | 270 | 220 | 188 | 176 | 28-3 | 8-25 | 530 | |
150 | 450 | 300 | 250 | 218 | 204 | 30-3 | 8-25 | 620 | |
200 | 550 | 375 | 320 | 282 | 260 | 38-3 | 12-30 | 780 | |
250 | 650 | 445 | 385 | 345 | 313 | 42-3 | 12-34 | 900 | |
Z41W-6.4MPa | 15 | 170 | 105 | 75 | 55 | 41 | 18-2 | 4-14 | 175 |
20 | 190 | 125 | 90 | 68 | 51 | 20-2 | 4-18 | 200 | |
25 | 210 | 135 | 100 | 78 | 58 | 22-2 | 4-18 | 215 | |
32 | 230 | 150 | 110 | 82 | 66 | 24-2 | 4-23 | 270 | |
40 | 240 | 165 | 125 | 95 | 76 | 24-3 | 4-23 | 300 | |
50 | 250 | 175 | 135 | 105 | 88 | 26-3 | 4-23 | 370 | |
65 | 280 | 200 | 160 | 130 | 110 | 28-3 | 8-23 | 385 | |
80 | 310 | 210 | 170 | 140 | 121 | 30-3 | 8-23 | 400 | |
100 | 350 | 250 | 200 | 168 | 150 | 32-3 | 8-25 | 460 | |
125 | 400 | 295 | 240 | 202 | 176 | 36-3 | 8-30 | 570 | |
150 | 450 | 340 | 280 | 240 | 204 | 38-3 | 8-34 | 660 | |
200 | 550 | 405 | 345 | 300 | 260 | 44-3 | 12-34 | 820 | |
250 | 650 | 470 | 400 | 352 | 313 | 48-3 | 12-41 | 1000 |