They are available unbalanced or with bellows, with or without lever
DN 25 (1 ") to DN 150 (6")
Connections: Class 150, 300, 600
Dimensions and standardized holes according to API
Body: carbon steel - الفولاذ المقاوم للصدأ
Internal parts: الفولاذ المقاوم للصدأ - Inconel® - Monel®
Nozzle: الفولاذ المقاوم للصدأ (NACE MR 0175)
According to: DESP 97/23 CE + ATEX 94/9