Our progress depends within the advanced products, fantastic talents and repeatedly strengthened technology forces for OEM Factory for China Dn50-Dn300 Rubber Resilient Seated Pneumatic Cast Iron Butterfly Valve, We have now confident that we can easily offer the premium quality products and solutions at resonable price, good after-sales services into the buyers. And we’re going to produce a dazzling future.
Our progress depends within the advanced products, fantastic talents and repeatedly strengthened technology forces for 6 Inch Butterfly Valve, Butterfly Valve Dn50, Butterfly Valve Dn500, butterfly valve weight, China Butterfly Valve, Furthermore, all of our solutions are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. If you are interested in any of our goods, make sure you don’t hesitate to contact us. We’ll do our best to meet your needs.
Pressure and temperature
|
PN(MPa) Nominal pressure |
1.0 |
1.6 |
|
(MPa) Seal test |
1.5 |
1.1 |
|
æ Working temperature |
-10~80 |
-10~120 |
|
Suitable mediums |
water, oil and gas |
|
Main material list
|
Part name |
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 |
| Top Flange | ISO 5211 |
Main dimensions Â
| DN | A | B | C | D | L | H | D1 | n- ø | n1- ø1 | ||