Threaded Pipe Fittings Material quality: Stainless Steel 201,304,316 Thread End : BSPT, NPT, DIN259, DIN2999 Size: NPS 1/4"-6" DN8-DN150 Adaptive temperature:-60-450 F Pressure:150# 1.High quality investment casting body or Pipe Processed 2.Fine appearance 3.100% Automatic tested air-under water 4.Exellent corrosion resistance 5.Extensive application scope for widely medium 6.Low-cost 7.Good and stable seal performance 8.Easy to use The specifications can be designed and satisfied for customers' special requirements