Manifolds

27/28 

DN: max 8
PN max. 420 (6000psi)
T max 550°C with graphite packing
CV ≈ 0,5 (DN5)

This 2 valve manifold has an isolation and a vent / calibration valve.

parts list

part no. designation material
2
1 body 316L
3 spindle 316Ti
3.1 non rotating plug 316Ti
4 bonnet 316Ti
5 scraper ring Novapress
6 packing PTFE 200°C
1)2)
7 gland 316Ti
8 lock-nut 316Ti
9 T-bar 316Ti
10 screw SS
13 seal 316Ti

1) On request: graphite; max 550°C for all fittings or
2) free of oil and grease: oxygen packing max. PN 250

tl_files/bollin/img/products/bs/Ventilbloecke_neu/Barstock_Ventilblock_27_28_1.PNG

tl_files/bollin/img/products/bs/Ventilbloecke_neu/Barstock_Ventilblock_27_28_2.PNG

Order Number

B 27 2 Nl12 Nl12 P8
B 27 2 Nl12 FL P8
B 28s 2 Nl12 Nl12 P8
type body number material code inlet-code outlet-code test-/ blow out connection code special characters code
    2 Mat.: stainless steel 316L

other materials on request

All materials can be delivered with certificate DIN EN 10204 - 3.1
different connections from standard are possible
F bellow
E venting
PT german TA-Luft
T Anti Tamper at the vent valve