âSincerity, Innovation, Rigorousness, and Efficiencyâ would be the persistent conception of our enterprise with the long-term to build with each other with consumers for mutual reciprocity and mutual advantage for 2019 wholesale price China Pn16 Ductile Cast Iron Di Wafer Type Butterfly Check Valve, We sincerely look forward to hearing from you. Give us a chance to show you our professionalism and passion. We are sincerely welcome good friends from numerous circles at dwelling and abroad come to cooperate!
âSincerity, Innovation, Rigorousness, and Efficiencyâ would be the persistent conception of our enterprise with the long-term to build with each other with consumers for mutual reciprocity and mutual advantage for China Check Valve, Ductile Iron Swing Check Valve, weâre fully determined to control the whole supply chain so as to offer quality products and solutions at competitive price in a timely manner. We have been keeping up with the advanced techniques, growing through creating more values for our clients and society.
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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 |
|||
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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