China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630
China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630
China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630
China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630
China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630
China Sus304 316 Vacuum ISO Bolted Blank flange vacuum flanges ISO63-ISO630

Item specifics

Product Name
ISO vacuum bored blank flange are made of type 304
Standard
KF,ISO,CF Standard
Seal material
Viton,Silocone,Buna-N seal
Helium Leak Test
1×10 -9 Pa・m³/sec or less

Review

Description

ISO bolted blank flange feature
advantage
● Used in low & high vacuum. Along with the components they offer a simple solution for applications requiring easy and repeated assembly.
● Helium leakage test passed before shipping
● Plastic flange protective cap is included to avoid flange scratching during transportation
●The ISO-KF components are assembled by inserting a centering ring with viton o-ring between the two flange,then securing them with a vacuum clamps.

ISO bolted blank flange specifications
Product Name ISO bolted blank flange ISO63-ISO630
Brand RUIJIA
Size ISO63,ISO80,ISO100,ISO160,ISO200,ISO250,
ISO320,ISO400,ISO500,ISO630
Material SS304, SS316L, 6061T6 Alu, EN1.4301, EN1.4404
Seal material Viton,Silocone,Buna-N seal
Standard KF,ISO,CF Standard
Temperature -200~800℃
Working Pressure Vacuum~atmosphere pressure
Helium Leak Test 1×10 -9 Pam³/sec or less
Packing sealed plastic bag with a protective plastic cap.
ISO Vacuum flange types ISO blank flange,ISO bored blank, long weld stub flange,ISO half nipple(long and short)
Product parameters
ISO bolted blank flange 
Unit:mm
Model No. Material A B C E*No P.C.D.
ISO63BB SS304 130 70 12 9*4 110
ISO80BB SS304 145 83 12 9*8 125
ISO100BB SS304 165 102 12 9*8 145
ISO160BB SS304 225 153 16 11*8 200
ISO200BB SS304 285 213 16 11*12 260
ISO250BB SS304 335 261 16 11*12 310
ISO320BB SS304 425 318 20 14*12 395
ISO400BB SS304 510 400 20 14*16 480
ISO500BB SS304 610 501 20 14*16 580
ISO630BB SS304 750 651 24 14*20 720
**SS316, Aluminum is upon request
Production Center 
Packing & Shipping 
Application