1\ Dark PN 10(16) conforms to DIN3352
2\ Face to face dimensions conforms to F4 of DIN3202
3\ Flanges drilled conforms to DIN2532 or DIN2533
Nominal diameter Out-form dimension Connection dimension of flang
Mm L H D0 D D1 D2 b f ND0
40 140 189 160 150 110 88 18 3 4-18
50 150 238 160 165 125 102 20 3 4-18
65 170 258 160 185 145 122 20 3 4-18
80 180 300 160 200 160 138 22 3 4-18
100 190 320 200 220 180 158 22 3 8-18
125 200 385 250 250 210 188 24 3 8-18
150 210 438 250 285 240 212 24 3 8-23
200 230 530 250 340 295 268 26 3 8-23
250 250 569 320 395 350 320 28 3 12-23
300 270 665 320 445 400 370 28 4 12-23
Qingdao Kaiyuan Valve Co., Ltd. is a specialized factory of producing industrial and marine valves. Our company jointly operates with cssc, and has passed the ISO9001 international quality system certification.
Our products are divided into industrial valves and marine valves.
Industrial valves: We have 28 series and more than 260 varieties and specifications, such as globe valve, globe check valve, check valve, gate valve, butterfly valve, filter, expansion device, etc. Products are made according to national standard (GB), American standard (mss), German standard (DIN), Japanese standard (JIS) and British standard (bs), etc. We sell our products not only domestically but also export to more than 20 countries and regions in south east Asia, Europe, America and Australia.
Marine valves: After many years of research and development, now we have 40 series and more than 380 varieties and specifications. Our products conform to GB, CB, cbm and we also get the certification from CCS, BV and fishing society. Products are sold to many shipyards and fishing vessel repair factories. We contribute a lot to the development of shipbuilding industry. At the same time we developed marine valves conforming to JIS and DIN standard and export to abroad in large quantities.
After over twenty years of development, we possess and experienced and professional technical team with the cap abilities of research and development, design, manufacturing, inspections, testing and technical support.
Our company has casting machining, assembly and inspection sections and complete management departments. We have equipment for machining, testing and inspections of manufacturing valves and possess completely the capabilities of producing industrial and marine valves.
We pursue the policy of "sincere service, quality first, market strategy and worldwide recognition" and the manufacturing purposes of "serve the customers, responsible for the customers, satisfy the customers and assure the customer; " we ensure to provide quality products and services to all the customers.
