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Stainless Steel Thread Ends Sanitary Butterfly Valve with Pull Handle
**Sanitary Butterfly Valves with Female Thread Ends and Pull Handle**
**Model No.:** RSTB
**Working Temperature:** Normal Temperature (-40°C < T < 120°C)
**Seal Surface Material:** Soft Sealed
**Valve Body:** Cast
**Application:** Industrial, Water Treatment, Household, Food & Beverage
**Standards:** 3A / SMS / DIN / ISO
**HS Code:** 8481804090
**MOQ:** 1 PC
**Warranty:** 18 Months
**Delivery Time:** 15 Days
**Certificate:** ISO / CE
**Trademark:** RST / OEM
**Transport Package:** Wooden Crate
**Specification:** 1/2" - 8" (DN15 - DN200)
**Origin:** China
This **manual sanitary butterfly valve** is designed with **female threaded ends** and a **pull handle**, making it ideal for use in **process piping systems** where **isolation and control** are required. It is commonly used in **industrial, water treatment, food, and beverage sectors** due to its **hygienic design** and **easy operation**.
**Key Features:**
- **Sizes Available:** 1/2", 3/4", 1", 1 1/2", 2", 2 1/2", 3", 4", 5", 6", 8" (DN15 to DN200)
- **Material Options:** SS304, SS316, SS304L, SS316L (available upon request)
- **Max Working Pressure:**
- 145 psi (10 bar) for DN25/1" to DN100/4"
- 116 psi (8 bar) for DN125/5" to DN150/6"
- 73 psi (5 bar) for DN200/8"
- **Temperature Range:**
- EPDM seat: 14°F – 248°F (-10°C – 120°C)
- VMQ (Silicone) seat: -58°F – 356°F (-50°C – 180°C)
- Viton (FPM) seat: -22°F – 428°F (-30°C – 220°C)
- **Operation:** 4-position pull handle
- **End Connections:** Female threads (NPT, BSPT, BSP, DIN259, etc.)
- **Surface Finish:** Ra 16–32 µin (0.4–0.8 µm), default Ra 32 µin
**Optional Features:**
- **Body and Disc Materials:** AISI 304 or AISI 316L (available upon request)
- **Seal and Gasket Materials:** EPDM, VMQ (Silicone), or Viton (FPM), all FDA compliant
- **End Connections:** Butt-welded, tri-clamp, threaded, flanged, I-line, or custom options
- **Handles:** 4-position pull handle, multi-position handle with plastic cover or stainless steel
**Actuators for Automatic Operation:**
- Pneumatic stainless steel actuator (vertical type)
- Pneumatic aluminum actuator (horizontal type)
- Electric actuator
- NC (normally closed), NO (normally open), or AA (double acting) configurations available
**Technical Parameters:**
| **Steel Material** | **Products Wetted Steel Parts** | **AISI 304 or 316L (1.4301/1.4404)** | **Provided with Material Report** |
|--------------------|----------------------------------|--------------------------------------|-----------------------------------|
| **Seal Material** | Standard | EPDM | All seals comply with FDA 21 CFR 177.2600 |
| | Options | VMQ / Viton (FPM) | |
| **Pressure** | Working Pressure | ≤ 145 psi (10 bar) | |
| | Air Actuator Supply Pressure | 70–116 psi (5–8 bar) | |
| **Temperature** | Working Temperature | EPDM: 14–248°F (-10–120°C) | |
| | | VMQ: -58–356°F (-50–180°C) | |
| | | Viton: -22–428°F (-30–220°C) | |
| | Sterilization Temp | 150°C (302°F), Max. 20 min | |
| **Surface Treatment** | Inside Surface | Ra 16–32 µin (0.4–0.8 µm) | |
| | Outside Surface | Ra 32–64 µin (0.8–1.6 µm) | |
| **Connection** | End Connections | Butt-welded, Sanitary Clamp, Threaded, Flanged, I-Line, or Custom | |
*Images of the Stainless Steel Thread Ends Sanitary Butterfly Valve with Pull Handle are available for reference.*