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With reliable good quality system, great standing and perfect consumer support, the series of products and solutions produced by our organization are exported to quite a few countries and regions for China API Check Valves, Wafer Check Valve, Many years of work experience, we now have realized the importance of providing good quality goods and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question issues they do not understand. We break down those people barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .
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Main materials: carbon steel, stainless steel, Inconel, Incoloy, etc.
Pressure and temperature
|
DNﾃつ｣ﾃつｨmmﾃつ｣ﾃつｩ Nominal diameter ﾃつ |
50(2ﾃ｢ﾂﾂｳ)~700(28ﾃ｢ﾂﾂｳ) |
50(2ﾃ｢ﾂﾂｳ)~450(18ﾃ｢ﾂﾂｳ) |
|
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PN (Nominal pressure) |
1.0 | 1.6 | |
|
MPa Testing pressure |
Shell | 1.5 | 2.4 |
| Sealing | 1.1 | 1.76 | |
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Suitable temperature |
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Suitable mediums |
Frash water,sewage,air,steam,food,medicine,oils,acids,etc. |
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Meterial of main parts
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parts |
material |
|
body |
cast iron, ductile iron, |
|
seat |
EPDM, NBR,VITON, PTFE |
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disc |
nickel ductile iron,AI bronze, stainless steel |
|
stem |
carbon steel, stainless steel |
|
bushing |
PTFE |
|
ﾃ｢ﾂﾂ廾ﾃ｢ﾂﾂ ring |
PTFE |
|
pin |
stainless steel |
|
key |
stainless steel |
Executive ﾃつStandard:
| Design Standard | EN 593 , MSS SP67 ﾃつ ﾃつ ﾃつAPI 609 ﾃつ ﾃつBS5155 |
| Inspection & Test | API 598 ﾃつISO 5208 ﾃつEN 12266 |
| End Standard | ANSI B16.1 CL. 125LB & B16.5 CL. 150LBAS 2129 Table D & E ﾃつ ﾃつ ﾃつBS 10 Table D & EDIN 2501 PN6, PN10 & PN16EN 1092 PN6, PN10 & PN16ISO 2531 PN6, PN10 & PN16ISO 7005 PN6, PN10 & PN16KS B 1511 / JIS B 2210 5K & 10KMSS SP44 CL. 150LB ﾃつ ﾃつAWWAC207SABS 1123 Table 1000/3 & Table 1600/3 |
| Face to Face | ISO 5752 , EN 558 , MSS SP67 and API 609 ﾃつ ﾃつDIN3202 |
Main dimensions and weight
| DN | D | D1 | D2 | L | R | t | weightﾃつ｣ﾃつｨkgﾃつ｣ﾃつｩ | |
| mm | inch | |||||||
| 50 | 2ﾃ｢ﾂﾂｳ | 107 | 65 | 43.3 | 43 | 28.2 | 19 | 1.5 |
| 65 | 2.5ﾃ｢ﾂﾂｳ | 127 | 80 | 60.2 | 46 | 36.1 | 20 | 2.4 |
| 80 | 3ﾃ｢ﾂﾂｳ | 142 | 94 | 66.4 | 64 | 43.4 | 28 | 3.6 |
| 100 | 4ﾃ｢ﾂﾂｳ | 162 | 117 | 90.8 | 64 | 52.8 | 27 | 5.7 |
| 125 | 5ﾃ｢ﾂﾂｳ | 192 | 145 | 116.9 | 70 | 65.7 | 30 | 7.3 |
| 150 | 6ﾃ｢ﾂﾂｳ | 218 | 170 | 144.6 | 76 | 78.6 | 31 | 9.0 |
| 200 | 8ﾃ｢ﾂﾂｳ | 273 | 224 | 198.2 | 89 | 104.4 | 33 | 17 |
| 250 | 10ﾃ｢ﾂﾂｳ | 328 | 265 | 233.7 | 114 | 127 | 50 | 26 |
| 300 | 12ﾃ｢ﾂﾂｳ | 378 | 310 | 283.9 | 114 | 148.3 | 43 | 42 |
| 350 | 14ﾃ｢ﾂﾂｳ | 438 | 360 | 332.9 | 127 | 172.4 | 45 | 55 |
| 400 | 16ﾃ｢ﾂﾂｳ | 489 | 410 | 381.0 | 140 | 197.4 | 52 | 75 |
| 450 | 18 | 539/555 | 450 | 419.9 | 152 | 217.8 | 58 | 101/107 |
| 500 | 20ﾃ｢ﾂﾂｳ | 594 | 505 | 467.8 | 152 | 241 | 58 | 111 |
| 600 | 24ﾃ｢ﾂﾂｳ | 690 | 624 | 572.6 | 178 | 295.4 | 73 | 172 |
| 700 | 28ﾃ｢ﾂﾂｳ | 800 | 720 | 680 | 229 | 354 | 98 | 219 |
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