Valve Type: Check valve
Brand: DR
Material: Cast steel
Origin: Taiwan
Connection: JIS standard flange
Operation: Manual
The A105 swing check valve with JIS20K flange connection by DR is designed according to API 602 standards, suitable for industrial piping systems requiring high tightness and the ability to withstand high pressure. The valve body is made from forged A105 steel, precisely machined to ensure excellent mechanical strength and heat resistance. This product belongs to the range of industrial valves distributed by Tân Thành, trusted by many factories, industrial zones, and fluid control systems. With a JIS B2220:2004 standard flange connection, the valve is easy to install and maintain across various system configurations.
Below are the key technical specifications of the genuine DR check valve with JIS20K flange and A105 forged steel body:
| No. | Part | Material |
| 1 | Body | ASTM A105 |
| 2 | Seat | ASTM A182 F6a |
| 3 | Disc | ASTM A182 F6a |
| 4 | Hinge | ASTM A182 F6a |
| 5 | Yoke | ASTM A105 |
| 6 | Gasket | Stainless Steel + Graphite |
| 7 | Bonnet | ASTM A105 |
| 8 | Bolt | ASTM A193 B7 |
| Parameter | Unit (mm) | Value |
| L | 203 | |
| D | 125 | |
| K | 90 | |
| R | 67 | |
| n-Φd | 4-Φ19 | |
| T | 16 | |
| f | 2 |
The DR A105 steel check valve with JIS20K flange connection is used in systems requiring high pressure resistance and operation under harsh temperature conditions. The valve operates automatically, allowing fluid to flow in only one direction while preventing backflow, effectively protecting equipment such as pumps, tanks, and pipelines from water hammer damage.
The product is commonly used in:
Thanks to its forged A105 steel body, the valve offers excellent pressure resistance and long service life, making it suitable for demanding industrial environments.
Tân Thành – Distributor of Cast Steel Check Valve JIS20K DR
Tan Thanh Industrial Equipment Trading Co., Ltd. specializes in importing and distributing genuine industrial valves, including the A105 steel check valve with JIS20K flange connection by DR Valves. All DR check valves undergo strict quality inspection and comply with international standards such as API, ASME, and JIS, ensuring they meet the technical requirements of major industrial projects in Vietnam.
Contact Information:
The A105 Steel Check Valve JIS20K DR is an optimal choice for systems requiring high sealing performance, durability, and pressure resistance. With its internationally standardized design, premium forged steel material, and stable operation under harsh conditions, this valve is an ideal solution for industries such as energy, oil & gas, and fluid processing.
If you’re seeking high-quality industrial valves, choose genuine products distributed by Tân Thành — a trusted supplier providing comprehensive solutions for your industrial piping systems.