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Figure ABFBK
PIPING PRODUCTS
AQUATHERM BUTTERFLY
FLANGE BOLT KIT
Features
• For 150# ANSI Flanges
• Lengths for Joining to Butterfly Flange
• Material: Carbon Steel
• Finish: Zinc Plated
• *Sizes: 2” to 24”
Standards
• Bolts:
○ Material - ASTM A307A Grade A
○ Dimensions - ASME B18.2.1
○ Thread - Class 2A
• Nuts:
○ Material - SAE J995 Grade 2
○ Dimensions - ASME B18.2.2
Thread - Class 2B
○
• Washers:
○ ASME B18.22.1
Bolt Properties
• Tensile: 60 KSI Minimum
• Elongation: 18% Minimum
• Hardness: 69 - 100 Rb
* Based on 1/16” raised face and 1/8” gasket
Figure Number Matrix
FNW A BF BK Size
A
ButterflyAquatherm
Note SDR: 6” & up
BF
BK
Bolt Kit
SIZE CODE
1/2 = D
3/4 = F
1 = G
1-1/4 = H
1-1/2 = J
2 = K
2-1/2 = L
3 = M
4 = P
5 = S
6 = U
8 = X
10 = 10
12 = 12
14 = 14
16 = 16
18 = 18
20 = 20
24 = 24
Pack Quantities & Bolt Sizes (inches)
Size Bolt Qty Nut Qty Washer Qty Diameter Bolt Length SDR Bolt Length Weight
2 8 8 8 5/8 2 1.10
2-1/2 8 8 8 5/8 2 1.10
3 8 8 8 5/8 2 1.10
4 16 16 16 5/8 2-1/4 2.35
6 16 16 16 3/4 3 4.32
8 16 16 16 3/4 3-1/4 4.55
10 24 24 24 7/8 3-1/2 10.38
12 24 24 24 7/8 4-3/4 12.69
- - - - - - 4 11.30
14 24 24 24 1 5-1/2 19.01
- - - - - - 4-1/4 16.00
16 32 32 32 1 4-3/4 22.94
- - - - - - 4 20.53
18 32 32 32 1-1/8 6 35.41
- - - - - - 5 31.34
20 40 40 40 1-1/8 5 39.17
24 40 40 40 1-1/8 5 39.17
DOC: FNWABFBK Ver. 4/2016
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