Cast Alloy Steel Casting Flange Ring For Valve Body Valve Cover
Mainly Material | stainless steel, carbon steel, steel, aluminium, brass, bronze, copper |
Process | investment casting, lost wax casting, silica sol casting. water glass casting, die casting |
Casting tolerance | CT4-CT6 (GB/T 6414),CT7-CT9 (GB/T 6414) |
Standard | AISI, ANSI, ASTM, JIS, GB, ISO, DIN |
Certificate | TS16949,SGS, ISO, or as your requirement to do test by the third party |
Machining | tapping, milling, grinding, drilling, cnc machining |
Tolerance | +/-0.02mm or as drawing requirement |
Surface treatment | polishing,mirror polishing, electrogalvanizing, sandblasting, shot blasting |
Heat treatment | quchenging and tempering, annealing, normalizing |
Casting Roughness | Ra 1.6-Ra12.5 |


Production Process

Quality Control
Checking the raw material after they reach our factory------- Incoming quality control ( IQC)
Checking the details before the production line operated
Have full inspection and routing inspection during mass production---In process quality control(IPQC)
Checking the goods after they are finished---- Final quality control(FQC)
Checking the goods after they are finished-----Outgoing quality control(OQC)

Service
1.Your inquiry related to our product & price will be replied within 24hours.(E-mail or TradeManger)
2.Well-trained & experienced staff are to answer all your inquiries in English.
3.Working time: 8:30am – 5:30pm, Monday to Friday (UTC+8).
4.Your business relationship with us will be confidential to any third party.
5.Good after-sale service offered, please get back if you got question.
6.Welcome to our company.