| Shanghai HQ Instruments Co., Ltd is a professional enterprises who operating flanges, elbows, for intubation pieces, the three exchanges, excited pipe of connection of metal pipe, etc. Major products include high, medium and low voltage of flanges, bend, bend pipe, for plug-ins, three direct links, Stone, the (partial) heart reducer, and the apparatus, materials for # 20, A105, Q235A, 12Cr1MoV, 16MnR, 15CrMo, 321,304,304 L, 316 , 316L, and all products are used US ASME standard (ANSI), Germany Standard (DIN), the Standard (JIS) and GB, JB, SH, HG production standards, but also to customer requirements for the various special material, vary difficult, non-standard and special thick three links, Elbow, excited pipe, the hat, giant flanges, forging helical coils of fiber. Products widely used in petroleum, chemical, power, metallurgy, shipbuilding, gas, construction, plumbing, military, fire and environmental protection, construction and maintenance industry needs. Science strict quality management, advanced services concept, and reasonable prices at home and abroad, won a good reputation by the user. |
