We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for High Quality China 1/2-4 Inch CF8 CF8m Swing Non Return Check Valve, Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.
We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for Check Valve£¬cf8 check valve£¬wcb check valve£¬8mm check valve, China Valve, The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customerâs trust well.
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Main materials: carbon steel, stainless steel, Inconel, Incoloy, etc.
Pressure and temperature
DN£¨mm£© Nominal diameter  |
50(2â³)~700(28â³) |
50(2â³)~450(18â³) |
|
PN (Nominal pressure) |
1.0 | 1.6 | |
MPa Testing pressure |
Shell | 1.5 | 2.4 |
Sealing | 1.1 | 1.76 | |
Suitable temperature |
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Suitable mediums |
Frash water,sewage,air,steam,food,medicine,oils,acids,etc. |
Meterial of main parts
parts |
material |
body |
cast iron, ductile iron, |
seat |
EPDM, NBR,VITON, PTFE |
disc |
nickel ductile iron,AI bronze, stainless steel |
stem |
carbon steel, stainless steel |
bushing |
PTFE |
âOâ ring |
PTFE |
pin |
stainless steel |
key |
stainless steel |
Executive  Standard:
Design Standard | EN 593 , MSS SP67 Â Â Â API 609 Â Â BS5155 |
Inspection & Test | API 598 Â ISO 5208 Â EN 12266 |
End Standard | ANSI B16.1 CL. 125LB & B16.5 CL. 150LBAS 2129 Table D & E Â Â Â 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 Â Â AWWAC207SABS 1123 Table 1000/3 & Table 1600/3 |
Face to Face | ISO 5752 , EN 558 , MSS SP67 and API 609 Â Â DIN3202 |
Main dimensions and weight
DN | D | D1 | D2 | L | R | t | weight£¨kg£© | |
mm | inch | |||||||
50 | 2â³ | 107 | 65 | 43.3 | 43 | 28.2 | 19 | 1.5 |
65 | 2.5â³ | 127 | 80 | 60.2 | 46 | 36.1 | 20 | 2.4 |
80 | 3â³ | 142 | 94 | 66.4 | 64 | 43.4 | 28 | 3.6 |
100 | 4â³ | 162 | 117 | 90.8 | 64 | 52.8 | 27 | 5.7 |
125 | 5â³ | 192 | 145 | 116.9 | 70 | 65.7 | 30 | 7.3 |
150 | 6â³ | 218 | 170 | 144.6 | 76 | 78.6 | 31 | 9.0 |
200 | 8â³ | 273 | 224 | 198.2 | 89 | 104.4 | 33 | 17 |
250 | 10â³ | 328 | 265 | 233.7 | 114 | 127 | 50 | 26 |
300 | 12â³ | 378 | 310 | 283.9 | 114 | 148.3 | 43 | 42 |
350 | 14â³ | 438 | 360 | 332.9 | 127 | 172.4 | 45 | 55 |
400 | 16â³ | 489 | 410 | 381.0 | 140 | 197.4 | 52 | 75 |
450 | 18 | 539/555 | 450 | 419.9 | 152 | 217.8 | 58 | 101/107 |
500 | 20â³ | 594 | 505 | 467.8 | 152 | 241 | 58 | 111 |
600 | 24â³ | 690 | 624 | 572.6 | 178 | 295.4 | 73 | 172 |
700 | 28â³ | 800 | 720 | 680 | 229 | 354 | 98 | 219 |
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