RETZ 进口内外螺纹针型阀通常入口为外螺纹,出口为内螺纹或者是M20X1.5,是一种可以精确调整的阀门,通常与压力表配合使用,是仪表测量管路系统中作开启或切断管路的开关或节流
直通式内外螺纹针型阀
Needle valve-male NPT to Female NPT
标准 Standard:ASTM ANSI ASME GB
工作压力 Working Pressure:483bar@25℃/483bar@648℃
额定温度 Temperayure Rating:232℃ PTFE填料 With Graphite packing(P)
648℃柔性石墨填料 With Graphite packing(G)(-H option)
角式式内外螺纹针型阀
Angie needle valve-male NPT to Female NPT
标准 Standard:ASTM ANSI ASME GB
工作压力 Working Pressure:483bar@25℃/483bar@648℃
额定温度 Temperayure Rating:232℃ PTFE填料 With Graphite packing(P)
648℃柔性石墨填料 With Graphite packing(G)(-H option)