| Accessible Bellows Sealed Valve Dimensions and Material |
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| Material Code 20 |
Code 20 | 21 | 22 | 26 | 40 | 41 | 52 | 62 | 72 | |
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Part
No. |
Description |
Material |
Specification |
No.
off |
| 1 |
Body |
Low Temp. Cast Steel or
Low Temp. Forged Steel |
ASTM A352 LCC
ASTM A350 LF2 |
1 |
| 2 |
Bonnet |
1 |
| 3 |
Disc |
Low Temp. Forged Steel |
ASTM A350 LF2 |
1 |
| 4 |
Stem |
Stainless Steel |
BS.970 316 S31 |
1 |
| 5 |
Guide Pillar |
Mild Steel |
BS.970 070 M20 |
Var. |
| 6 |
Crosshead |
Mild Steel |
BS.970 070 M20 |
1 |
| 7 |
Packing Gland |
Stainless Steel |
ASTM A276 420 |
1 |
| 8 |
Screwed Sleeve |
S.G. Cast Iron |
EN 1563 EN-GJS-400-15 |
1 |
| 9 |
Guide Bridge |
Mild Steel |
BS.970 070 M20 |
1 |
| 10 |
Cap Nut |
Mild Steel |
BS.970 230 M07 |
1 |
| 11 |
Handwheel |
S.G. Cast Iron |
EN 1563 EN-GJS-400-15 |
1 |
| 12 |
Disc Nut |
Stainless Steel |
BS.970 A316 S31 |
1 |
| 13 |
Gland Flange |
Mild Steel |
BS.970 080 A15 |
1 |
| 14 |
Rectangular Key |
Steel |
Proprietary |
1 |
| 15 |
Nuts (Pillar) 'NYLOC' |
Steel |
Proprietary |
Var. |
| 16 |
Nuts (Body) |
Carbon-Molybdenum Steel |
ASTM A194 Grade 4 |
Var. |
| 17 |
Nuts (Gland) |
Carbon-Molybdenum Steel |
ASTM A194 Grade 4 |
6 |
| 18 |
Lubricating Nipple |
Steel |
Proprietary |
1 |
| 19 |
Studs (Gland) |
Chrom-Molybdenum Steel |
ASTM A320 Grade L7 |
2 |
| 20 |
Studs (Body) |
Chrom-Molybdenum Steel |
ASTM A320 Grade L7 |
Var. |
| 21 |
Locking Washer |
Monel 400 |
|
1 |
| 22 |
Locking Washer |
Stainless Steel |
BS.970 316 |
1 |
| 23 |
Nameplate |
Stainless Steel |
BS.970 316 |
1 |
| 24 |
Bellows |
Stainless Steel |
Type 316L/316Ti |
1 |
| 25 |
Gasket |
Customer Requirements |
Proprietary |
1 |
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Gland Packing |
Customer Requirements |
Proprietary |
Var. |
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This Material Code Only Applies to Small Valve Sizes 2" and Below |
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