Core Design Specifications
Manufactured to satisfy Section 1 criteria of ASME Boiler and Pressure Vessel Code for power boiler service.
Full design in accordance with ANSI B16.34 industrial valve standard.
Every unit undergoes tightness and performance testing per API 598 inspection regulations.
Flange end construction follows ANSI B16.1 Class 250lb specification.
Hammer blow style handwheel equipped on all sizes 6-inch and above valves for reliable tight shutoff.
Sustainable working temperature ≤ 400 ℃.
Full Material Breakdown
|
NO. |
Part Name |
Material |
Material Standard Reference |
|
1 |
Body |
Cast/Ductile Iron |
ASTM A126B/ASTM A536 65-45-12 |
|
2 |
Body Seat Gasket |
Rubber Graphite |
- |
|
3 |
Body Seat Ring |
Cast Bronze/Stainless Steel |
ASTM B62 C83600/ASTM SS304 |
|
4 |
Disc Seat Ring |
Cast Bronze/Stainless Steel |
ASTM B62 C83600/ASTM SS304 |
|
5 |
Disc |
Cast/Ductile Iron |
ASTM A126B/ASTM A536 65-45-12 |
|
6 |
Piston Ring |
Alloy Cast Iron |
- |
|
7 |
Disc Guide |
Ductile Iron |
ASTM A536 65-45-12 |
|
8 |
Body Gasket |
Rubber Graphite |
- |
|
9 |
Bolts |
Steel |
ASTM A 193 B7 |
|
10 |
Nuts |
Steel |
ASTM A 194 2H |
|
11 |
Packing Gland |
Cast Brass |
ASTM B584 C86400 B147-7A |
|
12 |
Gland Follower |
Ductile Iron |
ASTM A536 65-45-12 |
|
13 |
Bonnet |
Cast/Ductile Iron |
ASTM A126B/ASTM A536 65-45-12 |
|
14 |
Packing |
Graphite |
NON ASBESTOS |
|
15 |
Bolts |
Steel |
ASTM A 193 B7 |
|
16 |
Nuts |
Steel |
ASTM A 194 2H |
|
17 |
Stem |
Brass/Stainless Steel |
ASTM B584 C86400 B147-7A/ ASTM SS410 |
|
18 |
Yoke Bushing |
Cast Brass |
ASTM B584 C86400 B147-7A |
|
19 |
Handwheel |
Cast Iron |
ASTM A 126 B |
|
20 |
Handwheel Nut |
Steel |
ASTM A563 |
Dimension Data Table
|
DN |
L |
D |
D1 |
D2 |
b |
f |
n-d |
|
2.5 |
146 |
191 |
149 |
125.5 |
25.4 |
1.6 |
8-22 |
|
3 |
159 |
210 |
168 |
144.5 |
28.6 |
1.6 |
8-22 |
|
4 |
178 |
254 |
200 |
176.5 |
31.8 |
1.6 |
8-22 |
|
5 |
200 |
279 |
235 |
211.5 |
35 |
1.6 |
8-22 |
|
6 |
222 |
318 |
270 |
246.5 |
36.6 |
1.6 |
12-22 |
|
8 |
267 |
381 |
330 |
303.5 |
41.3 |
1.6 |
12-25 |
|
10 |
311 |
445 |
387 |
357.5 |
47.6 |
1.6 |
16-29 |
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