Tianzheng Valve Co., Ltd. was founded in 1985, located in "China
valve village"-Oubei, Yongjia, Wenzhou, is a professional safety
valve enterprise integrating research, development, manufacture,
testing, and sales. The company whose registered capital is 50.8
million yuan is a national high-tech enterprise, with more than 300
employees, including more than 50 senior technical staff and
post-secondary education people.
Our main products are various types of valve products. The company
has CNC machine tools, metal heat treatment equipment and other
production equipment, and has a full-performance test equipment,
metal materials physics and chemistry laboratories, spectrometers,
ultrasonic thickness gauge , Brinell hardness tester, NDT
equipment, testing equipment.
Products nominal diameteris from DN10 ~ 600mm (1/2 "~ 25"),
working pressure is from 0.06 ~ 42.0Mpa (150 ~ 2500Lb),
working temperature is from -196 ℃~ 580 ℃. The company passed the
ISO9001 international quality system certification, ISO14001
environmental quality system certification and has obtained special
equipment manufacturing license (TS).
The valve body materials that company produced are WCB, WC6, WC1,
WC9, ZGCr5Mo, ZG15Cr1Mo1V, CF8, CF8M, CF3, CF3M, 12CrMoV,
ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, etc.It can not only adopt ANSI,
API, DIN, BS, JIS, GB and other standard to design manufacture of
various types of valve products, but also design and produce non
-standard and special safety valve products according to customers'