La description
ISO Bored Blank Flanges points
ISO Vacuum Bored Blank Flanges are used for welding onto tubes to produce ports and connectors when manufacturing fabrications.Sealing is accomplished with a centering with a nitrile or viton o’ring squashed between a pair of ISO Flanges and pulled together using a clamp.
The ISO bored flanges are supplied in a sealed platic bag and a protective plastic cap for protection of the sealing surface. Material is 304 stainless steel, 316L stainless is upon request.
ISO Bored Blank vacuum flange specification
| Nom du produit | ISO-MF Vacuum bored blank flange |
| Marque | RUIJIA |
| Taille | ISO63-500 |
| Matériel | SS304, SS316L, 6061T6 Alu, EN1.4301, EN1.4404 |
| Seal material | Viton,Silocone,Buna-N seal |
| Standard | KF,OIN,CF Standard |
| Température | -200~800ºC |
| Working Pressure | Vacuum~atmosphere pressure |
| Helium Leak Test | 1×10 -9 Pam³/sec or less |
ISO Vacuum flange types
ISO blank flange,ISO bored blank, long weld stub flange,ISO half nipple(long and short)
ISO Bored flanges are manufactured to the ISO Standard and are compatible with other supplier’s product.
Application
Semiconductor, LCD, LED, solar energy,space development, accelerator,flat panel display, solar energy, photoelectric communication, biotechnology, 3C electronics and food industries
ISO Blank Flange 
Unit:millimètre
| Model No. | Matériel | UN | B | C | D | E |
| ISO63B63 | SS304 | 95 | 70 | 12 | 90 | 63.7 |
| ISO80B76 | SS304 | 110 | 83 | 12 | 105 | 76.8 |
| ISO100B102 | SS304 | 130 | 102 | 12 | 125 | 102.2 |
| ISO160B153 | SS304 | 180 | 153 | 12 | 175 | 152.9 |
| ISO200B204 | SS304 | 240 | 213 | 12 | 235 | 203.7 |
| ISO250B255 | SS304 | 290 | 261 | 12 | 285 | 254.5 |
| ISO320B305 | SS304 | 370 | 318 | 17 | 365 | 305.3 |
| ISO400B407 | SS304 | 450 | 400 | 17 | 445 | 406.9 |
| ISO500B509 | SS304 | 550 | 501 | 17 | 545 | 508.8 |
