Our company is in full compliance with ISO9001 management system standard, and is well staffed with experienced and skilled personnel in respect of production, operation, research and development, management and service respectively. Besides maintaining good and close technical cooperation with many domestic colleges and universities, our company has been introducing advanced equipment and other items from abroad. In our plant, we have ultrasonic lace machine, ultrasonic sewing machine, ultrasonic sealing machine, ultrasonic quilting machine, Ultrasonic Welding Machine, ultrasonic cutting machine,ultrasonic slitting machine, face Mask machine, nonwoven bag making machine, shoe cover making machine, cap making machine and pleating machine,fabric pleating machine,automatic fabric pleating machine, multifunction fabric pleating machine,computerized pleating machine, computer controlled pleating machine of more than 40 types in 8 series. Our products are available in Singapore, India, Russia, Vietnam, Egypt, Bengal, Brazil, Turkey, Mexico, America, Spain, Argentina, Ukraine, Italy and Poland, etc. We enjoy a good reputation at home and abroad. Mask machine,Mask machine production line Changzhou Ruide Drying Engineering Technology Co., Ltd , http://www.rddryer.com
Flanged multi-layer metal seal stainless steel butterfly valve D343W-25P
PN: 10/16/25 bar
Class(Lb): 150Lb, 300Lb
DN(mm): 50-1200
Size(inch): 2"-48"
Working temperature: -29---425o C
Seal: three-eccentric sealing,triple offset
Type of connection: wafer,flange,welding
Operator: pneumatic,electric,hydraulic,manual lever,worm gear
Body & disc material: ASTM WCB, CF8, CF8M
Stem material: ASTM A105, F6a, 304, 316
Sealing face material: Stainless steel, STL
Suitable medium: Water, oil, gas, steam, acids
Certificates: CE, ISO 9001
Design & manufacture Std.: GB/T12238, JB/T8527, ANSI B16.34, API609, MSS SP-68, JIS B2032, JIS B2064
Face to face Std.: GB/T12221, ANSI B16.10, API609, MSS SP-68, JIS B2002
Connection dimension Std.: JB/T79, GB/T9113, SH3406, HG20592, ANSI B16.5, API 605, JIS B2212, JIS B2214
Test Std.: GB/T13927, JB/T9092, API 598, JIS B2003
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Ultrasonic equipment for various special purposes in different industries is available in our plant.