Tianjin Tanggu Water-seal Valveco., Ltd

Center plate structure , small torque of open and close Long service life . standing the test of ten thousands opening and closing operation

Small in size &light in weight and maintenance . It can be mounted wherever needed . Disc has two- way bearing , perfect seal , without leakage unde

1.standard size or as your request 2.brand: TWS or as your request 3.casting iron or steel 4.timely delivery and high quality

1.size : standard or as your request 2.brand : TWS or as your request 3.series : EZ , WZ, CZ , AZ 4.we can provide the most competitive price an

1.Small in size &light in weight and maintenance . It can be mounted wherever needed . 2.Simple, compact structure , quick 90 degree on off operati

Disc has two- way bearing , perfect seal , without leakage under the pressure test . Flow curve tending to straight line. Excellent regulation perfor

Strong wash and brush resistance , and can fit to bad working condition Center plate structure , small torque of open and close

1.butterfly valve 2.Long service life . standing the test of ten thousands opening and closing operation 3.Can be used in cutting off and regulati

Various kinds of materials, applicable to different medium . Strong wash and brush resistance , and can fit to bad working condition

Disc has two- way bearing , perfect seal , without leakage under the pressure test . Flow curve tending to straight line. Excellent regulation perfor