... , DIN, BS, GB, SH, HG, QOST, ETC. 5. CE and certification: ISO9001:2000, API, BV, SGS, LOIYD 6. Applications range: "Petroleum, chemical, ... power, gas, metallurgy, shipbuilding, construction, water and nuclear power etc.” 7. ... lever 8. The third party inspection: BV, SGS, LOIYD, TUV, and other party alloyed by clients.