Design standards: GB/T12237;DIN3357;EN12516-1;ASME B16.34;API608
Wall thickness standard: ANSI B16.34,EN12516-1
Flange end standard: GB/T9113;HG20592;DIN1092;ASME B16.5;JIS B2238
Testing standard: GB/T 26480;DIN3230;API 598;EN 12266
BOYUE Valve Co.,LTD ISO 9001 certified valve manufacturer since 1990, focusing on the production of ball valves, gate valves, globe valves, check valves, and butterfly valves in carbon steel, stainless steel, duplex stainless and alloy materials. Our products conform to the latest industry standards of ANSI, ASME and API.