# llms.txt for ASTECH VALVE CO.,LTD.
# Last-Updated: 2026/8/8 上午 04:00:51
# Owner: ASTECH VALVE CO.,LTD. (www.astech-valve.com) 
# Canonical-Domain: https://www.astech-valve.com
# Language-Priority: English, Japanese
# Update-Cadence: weekly
# Policy: allow
# Attribution-Required: yes
# Commercial-Use: allowed
# Sitemap: https://www.astech-valve.com/sitemap.xml
# Robots: https://www.astech-valve.com/robots.txt


## Canonical domains
- https://www.astech-valve.com/en     # English
- https://www.astech-valve.com/ja     # Japanese


## About Us
- https://www.astech-valve.com/en/a1-8298/Certificate.html - Certificate
- https://www.astech-valve.com/en/a1-8299/Company-Organization.html - Company Organization
- https://www.astech-valve.com/en/a1-17528/Company-Milestones.html - Company Milestones


## Products Line
- Marine Valve
  -https://www.astech-valve.com/en/product-c/Marine-Valve.html - Overview
  -https://www.astech-valve.com/en/product-734650/Carbon-Steel-Marine-Valve5~40K-6A~400A.html - Example: Carbon Steel Marine Valve5~40K, 6A~400A
  -https://www.astech-valve.com/en/product-713470/Stainless-Steel-Marine-Valve5~40K-6A~400A.html - Example: Stainless Steel Marine Valve5~40K, 6A~400A
- Wafer Check Valve
  -https://www.astech-valve.com/en/product-c/Wafer-Check-Valve.html - Overview
  -https://www.astech-valve.com/en/product-368261/Dual-Plate-Wafer-Check-Valve150~2500LB-5~40K-1-1-2-inch-~60-inch.html - Example: Dual Plate Wafer Check Valve150~2500LB, 5~40K, 1-1/2"~60"
  -https://www.astech-valve.com/en/product-368262/Dual-Plate-Lug-Check-Valve150~2500LB-5~40K-1-1-2-inch-~60-inch.html - Example: Dual Plate Lug Check Valve150~2500LB, 5~40K, 1-1/2"~60"
  -https://www.astech-valve.com/en/product-368264/Dual-Plate-Flange-Check-Valve150~2500LB-5~40K-1-1-2-inch-~60-inch.html - Example: Dual Plate Flange Check Valve150~2500LB, 5~40K, 1-1/2"~60"
  -https://www.astech-valve.com/en/product-364279/Single-Door-Wafer-Check-Valve150~300LB-5~20K-1-2-inch-~24-inch.html - Example: Single Door Wafer Check Valve150~300LB, 5~20K, 1/2"~24"
- Rubber Lining Dual Plate Wafer Type Check Valve
  -https://www.astech-valve.com/en/product-c/Rubber-Lining-Dual-Plate-Wafer-Type-Check-Valve.html - Overview
  -https://www.astech-valve.com/en/product-734651/Rubber-Lining-Dual-Plate-Wafer-Type-Check-Valve125~300LB-5~20K-2-inch-~24-inch.html - Example: Rubber Lining Dual Plate Wafer Type Check Valve125~300LB, 5~20K, 2"~24"
- Ball Valve
  -https://www.astech-valve.com/en/product-c/Ball-Valve.html - Overview
  -https://www.astech-valve.com/en/product-424273/Floating-Type-Ball-Valve150~600LB-10~20K-1-2-inch-~10-inch.html - Example: Floating Type Ball Valve150~600LB, 10~20K, 1/2"~10"
  -https://www.astech-valve.com/en/product-734682/Trunnion-Type-Ball-Valve150~2500LB-10~20K-1-2-inch-~24-inch.html - Example: Trunnion Type Ball Valve150~2500LB, 10~20K, 1/2"~24"
- Industrial Valve
  -https://www.astech-valve.com/en/product-c/Industrial-Valve.html - Overview
  -https://www.astech-valve.com/en/product-365935/Gate-Valve150~2500LB-2-inch-~36-inch.html - Example: Gate Valve150~2500LB, 2"~36"
  -https://www.astech-valve.com/en/product-368258/Globe-Valve150~900LB-2-inch-~24-inch.html - Example: Globe Valve150~900LB, 2"~24"
  -https://www.astech-valve.com/en/product-365947/Y-Strainer150~300LB-2-inch-~12-inch.html - Example: Y-Strainer150~300LB, 2"~12"
  -https://www.astech-valve.com/en/product-365948/Swing-Check-Valve150~2500LB-2-inch-~36-inch.html - Example: Swing Check Valve150~2500LB, 2"~36"
  -https://www.astech-valve.com/en/product-368259/Plug-Valve150~900LB-1-2-inch-~14-inch.html - Example: Plug Valve150~900LB, 1/2"~14"
- Marine Butterfly Valve
  -https://www.astech-valve.com/en/product-c/Marine-Butterfly-Valve.html - Overview
  -https://www.astech-valve.com/en/product-734652/Triple-Offset-Wafer-Lug-Flange-Butterfly-Valve150~300LB-2-inch-~24-inch.html - Example: Triple Offset Wafer/Lug/Flange Butterfly Valve150~300LB, 2"~24"
  -https://www.astech-valve.com/en/product-734663/Double-Offset-Wafer-Lug-Flange-Butterfly-Valve150~300LB-2-inch-~24-inch.html - Example: Double Offset Wafer/Lug/Flange Butterfly Valve150~300LB, 2"~24"
- Forged Valve
  -https://www.astech-valve.com/en/product-c/Forged-Valve.html - Overview
  -https://www.astech-valve.com/en/product-618986/Forged-Gate-Valve150~2500LB-1-2-inch-~2-inch.html - Example: Forged Gate Valve150~2500LB, 1/2"~2"
  -https://www.astech-valve.com/en/product-734686/Forged-Globe-Valve150~2500LB-1-2-inch-~2-inch.html - Example: Forged Globe Valve150~2500LB, 1/2"~2"
  -https://www.astech-valve.com/en/product-734687/Forged-Check-Valve150~2500LB-1-2-inch-~2-inch.html - Example: Forged Check Valve150~2500LB, 1/2"~2"
  -https://www.astech-valve.com/en/product-734688/Forged-Ball-Valve800~2500LB-3-8-inch-~2-1-2-inch.html - Example: Forged Ball Valve800~2500LB, 3/8"~2-1/2"
- 1/2/3 Piece Ball Valve
  -https://www.astech-valve.com/en/product-c/1-2-3-Piece-Ball-Valve.html - Overview
  -https://www.astech-valve.com/en/product-713763/1-2-3-Piece-Ball-Valve.html - Example: 1/2/3 Piece Ball Valve
  -https://www.astech-valve.com/en/product-364273/One-Piece-Reduced-Bore-Ball-Valve-1000-1500-2000-WOG-1-4-inch-~-2-inch-A-1HC-A-1K.html - Example: One Piece Reduced Bore Ball Valve 1000/1500/2000 WOG (1/4" ~ 2"), A-1HC, A-1K
  -https://www.astech-valve.com/en/product-364259/Two-Piece-Reduced-Bore-Ball-Valve1000-1500-2000-WOG-A-2-A-2A.html - Example: Two Piece Reduced Bore Ball Valve1000/1500/2000 WOG, A-2, A-2A
  -https://www.astech-valve.com/en/product-364275/Two-Piece-Full-Bore-Ball-Valve1000-1500-2000-WOG-A-2AM3.html - Example: Two Piece Full Bore Ball Valve1000/1500/2000 WOG, A-2AM3
  -https://www.astech-valve.com/en/product-364266/Three-Piece-Ball-Valve1500-2000-WOG-1-4-inch-~-2-1-2-inch-A-355R-A-355F.html - Example: Three Piece Ball Valve1500/2000 WOG (1/4" ~ 2-1/2"), A-355R / A-355F
  -https://www.astech-valve.com/en/product-364263/Three-Way-Reduced-Bore-Ball-Valve-1000-WOG-A-3-B.html - Example: Three Way Reduced Bore Ball Valve 1000 WOG, A-3-B


## Contact Us
- https://www.astech-valve.com/en/contact.html
  - 




Address :
　No.81, Ln. 50, Daren Rd., Taoyuan Dist., Taoyuan City 330, Taiwan


Telephone :
+886-3-3771392


Fax :
+886-3-3771393


E-Mail :　
sales@astech-valve.com | sales@astechvalve.com | Contact Us










## Privacy & Policy
- Privacy & Cookie Policy - https://www.astech-valve.com/en/privacy-and-cookie-policy.html