Needle Valve Type 522

General

• Size: ¼”– ½”
• Material: Glass-filled PP, PVDF Standard, PVDF-HP
• Body: Angle, globe
• Connection: Female NPT
• Seat: PTFE
• Mounting Surface Thickness: Panel 1
⁄32” to ½”
• Metering Thread: 24 pitch

Material Specification

PP valves shall meet ASTM D4101 Type 1 homopolymer standards. PVDF valves shall meet ASTM D3222 as pertaining to
natrual, unpigmented, virgin, noncompounded PVDF. Valves of
all materials shall be tested in accordance to ASTM D638,
ASTM D790 and be RoHS compliant.