MILL FINISH - Some scale and light rust are
apparent, surfaces may not be flat or parallel, slag removed.
DEBURRED & DESCALED - improvement to mill, loose scale removed.
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Gasket Surface Finish
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MILL FINISH - Some scale and light rust are
apparent, surfaces may not be flat or parallel, slag removed. |
SURFACE GROUND - A non-concentric, abrasively machined surface with flat, parallel facings. 63-125 AARH. | SMOOTH SPIRAL / SMOOTH CONCENTRIC MACHINED - Lathe finish with shallow depth of cut, visually smooth. 100-150 AARH. |
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| SERRATED SPIRAL / SERRATED CONCENTRIC MACHINED - Coarse lathe cut equivalent to 250-500 AARH. | RING JOINT MALE - Smooth machined surface is standard. Max roughness is 63 AARH. | RING JOINT FEMALE - Smooth machined surface is standard. Max roughness is 63 AARH. |