天天5g天天爽人妻熟女,熟妇多毛,无码aaaaa,国产熟女高潮

(1)Standard: API 16A

(2)DN: 2 ", 3", 4”

(3) Working service: sour natural gas and crude oil

(4) Pressure rating is 3000psi, 5000PSI

(5) Working Temperature:-29OC~121OC (PU)

Certificates Approval

Working pressure is 3000 -5000 PSI; the working temperature can reach 400 degrees Fahrenheit. Soft seal mud gate valve inner parts contain 316 stainless steel wedge disc, valve stem and nitrile rubber seat. Available in a nickel steel wedge disc, Monel wedge disc and aluminum bronze wedge disc. Seat contains fluorine rubber seat and hypalon rubber seat.303 stainless steel stem.

All the different pressure levels of the flange connection of soft seal mud gate valve are according to the API 6A flange dimensions.

The valve rod design is small torque and easy to open & close. The stem can be given a permanent lubrication, stem and stem nut through the support ring to achieve high and low pressure seal.

Application:mud pump pipeline and vertical pipe manifold, oil and natural gas pipeline, sour natural gas and crude oil, corrosion of water pipelines, cementing service, wellhead and well treatment chemicals.