Blow-out Proof Stem
Anti-Static Device for Ball-Stem-Body
Pressure Balance Hole in Ball Slot
2 Belleville Washer to Self-adjust Packing
ISO 5211 Direct Mounting Pad for Easy Automation
Locking Device Spring Handle

Design: ASME B16.34, API 608
Wall Thickness: EN12516-3
Pipe Thread: ASME B1.20.1, BS21
DIN 2999/259 ISO228/1
JIS B0203 ISO 7/1
Butt-Weld: ASME B16.25(SCH 10, 20, 40)
Socket Weld: ASME B16.11
Flange End: ASME B16.5 CLASS 150/300
DIN 2653 PN10-PN40
JIS B2238 10K/20K
Inspection & Testing: API 598, EN 12266
Payment & Shipping Terms: L/C, T/T