Face : Can be raised face ( RF ), full face ( FF ), Ring joint ( RTJ ), Groove , Tongue , or customized .
Bevel end as per ANSI B16.25
CNC fine finished .
Face finish : The finish on the face of
flange is measured as an Arithmetical Average Roughness
Height ( AARH ). The finish is
determined by the standard used . For example , ANSI B16.5 specifies face finishes within a range 125AARH-
500AARH(3.2Ra to 12.5Ra). Other finishes are available on requst , for example 1.6 Ra max ,1.6/3.2 Ra ,
3.2/6.3Ra or 6.3/12.5Ra. The range
3.2/6.3Ra is most common .
Marking _ and Packing
Each layer use plastic film to protect the surface
For all stainless steel are packed
by plywood case . For bigger size
carbon flange are packed by plywood pallet . Or can be customized
packing .
Shipping mark can make on request
Markings on products can be
UT test
PT test
MT test
Dimension test
Before delivery , our QC team will arrange NDT test and dimension inspection .
Also accept TPI ( third party inspection ).
Our company always adhere to: high efficiency based on quality; High reputation based on moral; High-tech people-oriented; High quality law based, in order to improve the management concept, the production of high quality products to the majority of users.
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