round manhole cover With or without pressure Size: DXH 20 years specialized manufactuer

manhole                                 manhole cover                             sanitary manhole cover

Type:Squareness,Roundness,Oval,Hand Hole Cover

Material: 304,316L,321,304L,316

Fineness: inner and outer fineness of mirror Ra≤0.8μm,

inner and outer mechanical polish and electrical polish Ra≤0.2μm,

external surface can be gross polished or sub-gross polished.

Please contact our After-sales service department in time within 30days after you received the cargo.
Tel: 0086-021-54938956-808  Time: 9:00 a.m.- 6:00 p.m. (Beijing time)
Process	Please provide the copy of Sales Contract and describe the problems appeared.
Problems confrimation:
Slight problem:	Please send the proof to our After-Sales Department, we will reply within two days.
Serious problem:
a	We will dispatch our Quality and Problems Appraisers to make a confirmation.
b	Have a negotiation of the compensation and sign agreements
c	Our After-Sales Department will perform the duties as the agreements

round manhole cover