1. Cov qauv tsim tshwj xeeb, tsim ob tog siab-tuav, valve lub zog ua raws li: ASME B16, 34, API 598
2. Muaj ntau yam ntawm cov qauv ntawm lub nplhaib siab
3. Txhua series yog nruab nrog electrostatic guiding device qauv
4. Raws li cov ntaub ntawv pov thawj tawg: ATEX 94/9/CE Group II Qeb 2 GD
5. Cov caliber tag nrho tau dhau qhov API 607 cov cai ntsuas hluav taws
6. Cov qib to ntawm cov hlau valve lub rooj sib haum rau ANSI FCI 70-2-2003 Table 1 CLASS IV
7. Valve ncej fugitive emissions raws li EPA Txoj Kev 21 kev xeem thiab TA-LUFT fugitive emission yuav tsum tau (YOG)
