Description
High performance 3 piece full bore 316 Stainless Steel ball valve with BSP threaded connections and a spring return pneumatic actuator. Self-adjusting stem packing assembly with Belleville spring for temperature fluctuations and vibration. Pre-drilled metric hole on ISO5211 direct mounting pad to minimise any thermal transfer from valve to actuator. Reinforced PTFE seats for temperatures up to 180°C. Anodised aluminium spring return pneumatic actuator which allows a fail safe position if air is lost. Typical applications include water treatment, chemical, marine, petrochemical and general industry. Length to DIN3202-M3 and Threads to ISO7/1.
Size: 1/4″ to 4″ BSP
Body: 316 Stainless Steel 3-Piece
Seat: Reinforced PTFE
Pressure: 63 BAR
Temperature: -20°C to 180°C
Actuation: Spring Return Pneumatic
Model |
Size (BSP) |
Size (mm) |
Actuator |
Media Pressure |
Media Temperature |
Actuator Pressrue |
BLS52B-SR-RT |
1/4 |
8 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS53B-SR-RT |
3/8 |
10 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS54B-SR-RT |
1/2 |
15 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS55B-SR-RT |
3/4 |
20 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS56B-SR-RT |
1 |
25 |
SR63 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS57B-SR-RT |
1 ¼ |
32 |
SR75 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS58B-SR-RT |
1 ½ |
40 |
SR88 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS59B-SR-RT |
2 |
50 |
SR88 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS510B-SR-RT |
2 ½ |
63 |
SR100 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS511B-SR-RT |
3 |
80 |
SR115 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS512B-SR-RT |
4 |
100 |
SR125 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
Model |
Size (BSP) |
Size (mm) |
Actuator |
Media Pressure |
Media Temperature |
Actuator Pressrue |
BLS52B-SR-RT |
1/4 |
8 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS53B-SR-RT |
3/8 |
10 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS54B-SR-RT |
1/2 |
15 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS55B-SR-RT |
3/4 |
20 |
SR50 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS56B-SR-RT |
1 |
25 |
SR63 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS57B-SR-RT |
1 ¼ |
32 |
SR75 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS58B-SR-RT |
1 ½ |
40 |
SR88 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS59B-SR-RT |
2 |
50 |
SR88 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS510B-SR-RT |
2 ½ |
63 |
SR100 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS511B-SR-RT |
3 |
80 |
SR115 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
BLS512B-SR-RT |
4 |
100 |
SR125 |
Vacuum (29″ Hg) to 63 BAR (10 BAR Steam) |
-20°C to 180°C |
6 to 8 BAR |
For Sprung Open the ‘5’ in the product code changes to a ‘6’.