Sekisui Industrial Piping Co., Ltd.

Sekisui Industrial Piping Co., Ltd. located in the Chungkang Export Processing Zone of Taichung City in Taiwan. From March of 2006, Sekisui Industrial Piping Co., Ltd. was established as a wholly-owned subsidiary of Sekisui Chemical Co., Ltd. with full technical supports and had a whole new start.

Check Valve Supplier in Taiwan

Sekisui Industrial Piping Co., Ltd. is your leading industry resource for manufacturers and product information on the check valve. Going forward, our company will continue to develop smaller, lower power consumption devices and solutions that maximize performance and bring added value. We guarantee the quality of our products, since we deal only with authorized and reliable check valve manufactures, and in-line check valve will be an important part of our business for many years to come and owning the tools will be financially beneficial.
Categories > MEFCO Manual Valve > In-Line Check Valve (CK)
In-Line Check Valve (CK)

In-Line Check Valve (CK)

  • Size ½”-2”
  • Spring type
  • Socket or threaded end
  • ASTM standard
  • White color

Features :

MEFCO In-Line Check Valve (CK) installed S304 spring inside to prevent flow’s reversal. Available dimension begins from 1/2 to 2 inches (15-50mm) Standard body material PVC and EPDM Sealing Ring are used in white color body. Two conjunction type socket (ASTM, DIN and JIS) and thread (NPT, Rp and Rc) standard could be offered.

Specification :

Working pressure:150psi@73.4°F(23°C)

NO PART NAME Q'ty MATERIAL
1 ENTRANCE BODY 1 PVC
2 EXIT BODY 1 PVC
3 VALVE GATE 1 PVC
4 SPIGOT 1 PVC
5 SEALING RING 1 EPDM
6 SPRING 1 SUS304
7 SPRING WASHER 1 SUS302
8 BOLT 1 SUS302




Socket Type
Size L Ød ØDu ANSI l
A B Ød1 Ød2
15 1/2 104 17 45 21.54 21.23 23
20 3/4 115 22 45 26.87 26.57 26
25 1 139 27 59 33.67 33.27 30
32 1 1/4 162 32.5 81 42.42 42.04 33
40 1 1/2 168.5 38.5 81 48.56 48.11 36
50 2 196.5 50 106.5 60.63 60.17 41


Thread Type
Size L Ød ØDu NPT
A B thd./in l
15 1/2 104 17 45 14 23
20 3/4 115 22 45 14 26
25 1 139 27 59 11.5 30
32 1 1/4 162 32.5 81 11.5 33
40 1 1/2 168.5 38.5 81 11.5 36
50 2 196.5 50 106.5 11.5 41

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Sekisui Industrial Piping Co., Ltd. is proud to offer all of the leading brands in performance check valve, at prices suitable for any budget. Most importantly, we back every one of our products with the best one-on-one customer service you'll find anywhere. For over 15 years, we've offered the trusted in-line check valve to fit our customer's requirement. Thank you for your time and business, if you have any questions or needs, please do not hesitate to contact us.