Accessible Bellows Sealed Valve Dimensions and Matarial
 
 
 
Material Code 22 Code 20 | 21 | 22 | 26 | 40 | 41 | 52 | 62 | 72 |
 
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 Hastelloy Hastelloy C22 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 Hastelloy Hastelloy C22 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 Hastelloy Hastelloy C276 1
25
Gasket Customer Requirements Proprietary 1
 
Gland Packing Customer Requirements Proprietary Var.
This Material Code Only Applies to Small Valve Sizes 2" and Below