SKU: BLSHTSR

High Temperature Stainless Steel Spring Return Ball Valve

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High temperature 3 piece full bore 316 Stainless Steel ball valve with BSP threaded connections and a spring return pneumatic actuator on a stand off bracket. Self adjusting stem packing assembly with Belleville spring for temperature fluctuations and vibration. Reinforced 50/50 stainless steel and PTFE seats for higher temperatures. Anodised aluminium spring return pneumatic actuator which allows a fail safe position if air is lost which is mounted on a pad extension. Typical applications include steam and high temperature media where normal reinforced PTFE seats are not suitable. Length to DIN3202-M3 and Threads to ISO7/1.

Model Size (BSP or NPT) Size (mm) Actuator Media Pressure Media Temperature Actuator Pressrue Actuator Port Size Pad Extension
BLSHT54B-SR-ST 1/2 15 SR50 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F04-9
BLSHT55B-SR-ST 3/4 20 SR63 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F05-11
BLSHT56B-SR-ST 1 25 SR75 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F05-11
BLSHT57B-SR-ST 1 ¼ 32 SR75 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F07-14
BLSHT58B-SR-ST 1 ½ 40 SR75 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F07-14
BLSHT59B-SR-ST 2 50 SR88 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/8" SXT-F07-14
BLSHT510B-SR-ST 2 ½ 63 SR115 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/4" SXT-F10-17
BLSHT511B-SR-ST 3 80 SR125 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/4" SXT-F10-17
BLSHT512B-SR-ST 4 100 SR145 Vacuum (29" Hg) to 63 BAR -20°C to 220°C 6 to 8 BAR 1/4" SXT-F10-17

For Sprung Open the ‘5’ in the product code changes to a ‘6’.

Model Size Actuator d L h A B P
BLSHT54B-SR-ST 1/2" SR50 15 75 142 138 90 1/8”
BLSHT55B-SR-ST 3/4" SR63 20 80 150 162 100 1/8”
BLSHT56B-SR-ST 1" SR75 25 90 158 208 117 1/8”
BLSHT57B-SR-ST 1-1/4" SR75 32 110 164 208 117 1/8”
BLSHT58B-SR-ST 1-1/2" SR75 40 120 169.5 208 117 1/8”
BLSHT59B-SR-ST 2" SR88 50 140 178 245 136 1/8”
BLSHT510B-SR-ST 2-1/2" SR115 65 185 200 310 172 1/4”
BLSHT511B-SR-ST 3" SR125 80 205 212.5 340 184 1/4”
BLSHT512B-SR-ST 4" SR145 100 240 225.5 401 209 1/4”

All dimensions in mm unless shown otherwise. 

Hight Temperature Ball Valve Pneumatic Actuated with Extension pad

Item Description Material
1 Body CF8M
2 Ball SS316
3 Ball Seat PTFE + 50%316SS
4 Thrust Washer PTFE + 50%316SS
5 Body Gasket PTFE + 50%316SS
6 O-Ring FFKM
7 Stem Packing PTFE + 50%316SS
Item Description Material
8 Extensiona Pad - Body CF8
9 Extensiona Pad - Stem SS304
10 Extensiona Pad - Thrust Washer PTFE
11 Extensiona Pad - Stem Packing PTFE
12 Actuator Body Aluminium
13 Actuator   Seals NBR70
14 Atuator   Position Idnicator Nylon

Size 1/2" to 4" BSP 
Body 316 Stainless Steel 3 piece
Seat 50/50 Stainless Steel & PTFE
Pressure 63 BAR
Temperature -20°C to 220°C
Actuation Spring Retunr Pneumatic with stand off bracket

DATA SHEET

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