ASTECH VALVE CO.,LTD.

AST was established in Mar.1999, the company's leading operation include valve design, manufacture and sales. AVC was established in Jan. 2010, and fell together with ASTIC for the parent company, the company's leading operation include design & manufacture of Wafer Type Check Valve Series & Metal Seat Ball Valve Series. Our company by ANGLO JAPANESE AMERICAN REGISTRARS TAIWAN LIMITED ISO - 9001 in June 2011, and plan by CE & API in 2013. For expansion of the Japanese market demand, and Japan branch was established in Nov. 2004, It's mainly responsible for sales, and a quality assurance section warehousing and delivery. The Company towards stability and professional quality is the main direction and strategy. To establish an independent AST & AVC brand and marketing East Asia, Southeast Asia and the Middle East market. Find OEM and ODM partners, and plan to market to Europe and America.

Flap Type, SG11

ASTECH VALVE CO.,LTD. is Taiwan's leading manufacturer of Flap Type. ASTECH VALVE CO.,LTD. specializes in servicing the Flap Type needs of businesses locally and across the country. We believe Flap Type is the best option for you. Our company provides SG11, Flap Type, Sight Glass with high quality and competitive price. If you require smaller volumes of a wide range of Flap Type or immediate production needs, please contact us.
Flap Type

SG11

Flap Type

We offer Sight Glass and Flap Type with high quality in Taiwan for many years.



Max. Working Pressure 0.35 to 7.0 kg/cm2
Max. Working Temp. 220oC

Parts and Material List :

No. Part Name Material
1 Body Cast Iron
2 Cap Cast Iron
3 Packing PTFE
4 Glass Tempered Glass
5 Flap SS304



Size 1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
15A 20A 25A 32A 40A 50A
L 120 120 138 145 145 145
H 100 100 105 135 135 145
S PT 1/2" PT 3/4" PT 1" PT 1-1/4" PT 1-1/2" PT 2"

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ASTECH VALVE CO.,LTD. is proud to offer all of the leading brands in performance Flap Type, 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. We specialize in manufacturing SG11, Flap Type, Sight Glass, Flap Type, Ball Type, See Through Type, rotameter, flowmeter, float switch, water level sensor, level switch, level transmitter, fuel level sensor, level measurement for many years in Taiwan. We wish to create win-win relationships throughout the supply chain. It is our pleasure to service your Flap Type needs. At ASTECH VALVE CO.,LTD., you get performance and reliability. Contact us immediately!