PORO was found in 1998 with registered capital 3.57 million USD. We have more than ten years experiance to produce various valves, we already have API620, API6D, API609, ISO, CE certificates.

API Butterfly valves

Size: 3" - 120"

Pressure: 150LB - 600LB

Material: Cast steel, Stainless steel

Medium: Water, Oil, Gas

Standards:
1) Design and manufacture: API609 MSS SP-68
2) Face to face/end to end: ANSI B16.10
3) Flange dimensions: ANSI B16.5a
4) Butt welding dimensions: ANSI B16.25
5) Pressure temperature rating: ANSI B16.34
6) Inspection and test: API598