Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of team building, attempting hard to boost the standard and liability consciousness of personnel customers. Our corporation successfully attained IS9001 Certification and European CE Certification of Hot Selling for China Wafer Type Check Valve Butterfly Check Valve, Besides, our company sticks to superior quality and reasonable value, and we also provide fantastic OEM providers to numerous famous brands.
Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of team building, attempting hard to boost the standard and liability consciousness of personnel customers. Our corporation successfully attained IS9001 Certification and European CE Certification of check valve dn700£¬dn200 check valve, China Check Valve, We take measure at any price to attain essentially the most up-to-date gear and procedures. The packing of nominated brand is our a further distinguishing feature. The solutions to assure years of trouble-free service has attracted a great deal customers. The goods are obtainable in improved designs and richer variety, they’re produced scientifically of purely raw supplies. It accessible in a variety of designs and specifications for the selection. The newest forms are much far better than the previous one and they’re extremely popular with several clients.
Main materials: carbon steel, stainless steel, Inconel, Incoloy, etc.
Pressure and temperature
DN£¨mm£© Nominal diameter |
50(2″)~700(28″) |
50(2″)~450(18″) |
|
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 |
“O” ring |
PTFE |
pin |
stainless steel |
key |
stainless steel |
Executive Standard:
Design Standard | EN 593 , MSS SP67 API 609 BS5155 |
Inspection & Test | API 598 ISO 5208 EN 12266 |
End Standard | ANSI B16.1 CL. 125LB & B16.5 CL. 150LBAS 2129 Table D & E 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 AWWAC207SABS 1123 Table 1000/3 & Table 1600/3 |
Face to Face | ISO 5752 , EN 558 , MSS SP67 and API 609 DIN3202 |
Main dimensions and weight
DN | D | D1 | D2 | L | R | t | weight£¨kg£© | |
mm | inch | |||||||
50 | 2″ | 107 | 65 | 43.3 | 43 | 28.2 | 19 | 1.5 |
65 | 2.5″ | 127 | 80 | 60.2 | 46 | 36.1 | 20 | 2.4 |
80 | 3″ | 142 | 94 | 66.4 | 64 | 43.4 | 28 | 3.6 |
100 | 4″ | 162 | 117 | 90.8 | 64 | 52.8 | 27 | 5.7 |
125 | 5″ | 192 | 145 | 116.9 | 70 | 65.7 | 30 | 7.3 |
150 | 6″ | 218 | 170 | 144.6 | 76 | 78.6 | 31 | 9.0 |
200 | 8″ | 273 | 224 | 198.2 | 89 | 104.4 | 33 | 17 |
250 | 10″ | 328 | 265 | 233.7 | 114 | 127 | 50 | 26 |
300 | 12″ | 378 | 310 | 283.9 | 114 | 148.3 | 43 | 42 |
350 | 14″ | 438 | 360 | 332.9 | 127 | 172.4 | 45 | 55 |
400 | 16″ | 489 | 410 | 381.0 | 140 | 197.4 | 52 | 75 |
450 | 18 | 539/555 | 450 | 419.9 | 152 | 217.8 | 58 | 101/107 |
500 | 20″ | 594 | 505 | 467.8 | 152 | 241 | 58 | 111 |
600 | 24″ | 690 | 624 | 572.6 | 178 | 295.4 | 73 | 172 |
700 | 28″ | 800 | 720 | 680 | 229 | 354 | 98 | 219 |