Leader Gun Metal Globe Valve Screwed End
Leader Gun Metal / Bronze Screwed Globe Valve (PN-25)
The Leader Gun Metal / Bronze Globe Valve (Item Code: GM017) is engineered for precise flow throttling and durable shut-off performance in above-ground piping installations. Designed in conformity with BS 5154 and hydrostatically pressure-tested per BS EN 12266 Part 1, this PN-25 rated heavy-duty globe valve features a screwed bonnet, inside screw rising stem, and integral seating.
Technical Specifications
|
Parameter |
Standard Specification |
|
Item Code |
GM017 |
|
Design Standard |
BS 5154 |
|
Testing Standard |
BS EN 12266 Part 1 |
|
Pressure Rating |
PN-25 (Max Working Pressure: 25 Bar) |
|
Size Range |
8 mm to 100 mm (1/4" to 4") |
|
Max Working Temperature |
225°C |
|
Hydrostatic Body Test |
37.5 Bar |
|
Hydrostatic Seat Test |
27.5 Bar |
|
End Connections |
Screwed Female Parallel BSP Threads (BS 21 / IS 554) |
|
Suitable Media |
Hot & Cold Water, Air, Oil, Neutral Liquids, Gases |
Key Features & Design Highlights
- High Pressure Rating (PN-25): Rated up to 25 Bar working pressure and tested to withstand 37.5 Bar hydrostatic body test pressure.
- Optimized Disc Design: Features a specialized disc construction for sizes up to 20 mm to ensure smooth flow regulation and tight closure.
- High-Tensile Brass Stem: Extra-strength inside screw rising stem made from high-tensile brass rod provides precise turn-by-turn control.
- Online Repacking Provision: Fitted with a back-seating facility that allows gland packing replacement under pressure while installed.
- Operation & Options: Easy visual open/closed markings on the handwheel. Optional open-shut position indicators, locking devices, or PTFE seating (for air/gas services) are available.
Material Specifications
|
Part No. |
Part Name |
Material |
Standard / Grade |
|
1 |
Body |
Gun Metal |
BS EN 1982 CC491K |
|
2 |
Disc |
Gun Metal |
BS EN 1982 CC491K |
|
3 |
Stem Nut |
Gun Metal |
BS EN 1982 CC491K |
|
4 |
Stem |
Brass Rod |
BS 2874 / BS 2874 CZ114 |
|
5 |
Bonnet |
Gun Metal |
BS EN 1982 CC491K |
|
6 |
Gland Packing |
Hemp & Jute |
IS 5414 |
|
7 |
Gland |
Brass |
BS 2872 / BS 2874 CZ114 |
|
8 |
Gland Nut |
Brass |
BS 2872 / BS 2874 CZ114 |
|
9 |
Hand Wheel |
Cast Iron / M.S. Sheet |
IS 210 Gr. FG200 / Powder Coated |
|
10 |
Washer |
Carbon Steel |
Standard Commercial Grade |
|
11 |
Set Screw |
Carbon Steel |
Standard Commercial Grade |
Dimensional Data
|
Size (mm) |
Size (Inches) |
L (mm) |
~H (mm) |
~ØHW (mm) |
Item Code |
|
8 |
1/4" |
50 |
85 |
48 |
GM017 |
|
10 |
3/8" |
50 |
85 |
48 |
GM017 |
|
15 |
1/2" |
57 |
92 |
50 |
GM017 |
|
20 |
3/4" |
68 |
100 |
60 |
GM017 |
|
25 |
1" |
78 |
115 |
70 |
GM017 |
|
32 |
1-1/4" |
86 |
132 |
80 |
GM017 |
|
40 |
1-1/2" |
100 |
148 |
90 |
GM017 |
|
50 |
2" |
125 |
170 |
110 |
GM017 |
|
65 |
2-1/2" |
137 |
197 |
125 |
GM017 |
|
80 |
3" |
178 |
230 |
160 |
GM017 |
|
100 |
4" |
208 |
280 |
190 |
GM017 |
Dimensions legend: L = Overall Length, ~H = Height (Fully Open), ~ØHW = Handwheel Diameter. Taper threads available upon special request.
