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LEAD FREE
LD141/WD141 Series
Resilient Seated Butterfly Valves
DESCRIPTION
The Apollo International® LD141/WD141 Series Ductile Iron Butterfly Valves are ideal for use in
Industrial and Commercial/HVAC/Mechanical applications. The WD141 Series is a wafer style valve
and the LD141 Series is a companion lug style. Available in sizes 2” - 24” lug and 2” - 12” wafer.
FEATURES
•
•
•
•
•
Compatible with ANSI 125# &
150# Flanges
ISO 5211 Top Plate Allows Choice of
Apollo® Pneumatic Actuators and
manual operators
Conforms to MSS SP-67 & API 609
LD141 Series Suitable for End of Line
Service to Rated Pressure (2” - 12”)
3” -24” meet performance requirements
of AWWA C-504
PERFORMANCE RATING
• Pressure Rating: 2” to 12”: 200 psi
• Pressure Rating: 14” to 24”: 150 psi
APPROVALS
• NSF/ANSI 372 Lead Free
• NSF/ANSI 61 Water Quality*
• CRN 0C12102.8CL
* NSF 61 does not apply to ductile iron disc option
TORQUE RATING
Valve
Size
In.
2
2.5
3
4
5
6
8
10
12
14
16
18
20
24
Valve
Size
mm
50
65
80
100
125
150
200
250
300
350
400
450
500
600
MATERIAL OPTIONS
Body
• Ductile Iron ASTM A536, (65-45-12)
Disc Material
• Aluminum Bronze
• Ductile Iron A536 Nickel Plated*
• Stainless Steel, CF8M
Seat Material
• EPDM: -20°F to +250°F Intermittent, 225°F Continuous
• BUNA-N: +10°F to +180°F
Operator
• -0 - None
• -1 - 10 Position Handle
• -2 - Gear Operator (12” handwheels)
• -3 - Infinite Position Handle
• -4 - Locking Handle
• -5 - Gear Operator w/ Chain Wheel
• -7 - Locking Gear Operator
• -8 - Locking Gear Operator w/ Chain Wheel
Part Name
Body
Bushings
Stem Seal
Shaft
Seat
Disc
∆P 50
∆P 100
∆P 150
∆P 200
100
150
207
290
423
599
1060
1671
2568
2640
4260
6287
8360
15427
106
163
220
323
481
691
1183
1872
2795
3070
4880
7243
9180
16813
111
176
232
357
540
783
1307
2074
3023
3500
5500
8200
10000
18200
117
189
244
390
598
875
1430
2275
3250
N/A
N/A
N/A
N/A
N/A
Flow
Cv Full
Open
115
196
302
600
1022
1579
3136
5340
8250
11917
16388
21705
27908
43116
Weight
WD141
(lbs.)
6
8
9
11
15
18
32
47
-
Weight
LD141
(lbs.)
9
10
11
18
22
26
43
66
102
148
200
277
410
592
* LEAD FREE: The wetted surfaces of this
product shall contain no more than 0.25%
lead by weighted average. Complies with
Federal Public Law 111-380. ANSI 3rd
party approved and listed.
Apollo Valves / Conbraco Industries, Inc.
701 Matthews Mint-Hill Road, Matthews, NC 28105 USA
www.apollovalves.com | (704) 841-6000
This specification is provided for reference only. Conbraco Industries Inc. reserves the right to change any portion of this specification without notice and without incurring
obligation to make such changes to Conbraco products previously or subsequently sold. Please visit our website @ www.apollovalves.com for the most current information.
SS1160 © 03/16 Page 1 of 2
Material
Ductile Iron ASTM A536
Glass Reinforced Epoxy Resin
Buna-N
416 SS ASTM A276 Type 416
EPDM
BUNA-N (Nitrile)
Aluminum Bronze
Ductile Iron / A536 Nickle Plated*
Stainless Steel / CF8M
WEIGHT
* (INCH - LBS)
Full Rated Pressures (psi)
* Lubricating media service
STANDARD MATERIALS LIST
LEAD FREE
LD141/WD141 Series
Resilient Seated Butterfly Valves
LD MODEL
WD MODEL
2” - 12”
2” - 12”
14” - 24”
ØG2
ØH2
45°
D
I
SQUARE
MOUNTING PAD
ØG
ØH
E
Double-D
Shaft Drive
C
Double-D
Shaft Drive
Shaft Drive:
Double-D (14”)
Round & Keyed (16” & larger)
8" (DN 200) : 2 HOLES, 0.98" DIAMETER
10" (DN 250) : 2 HOLES, 0.98" DIAMETER
12" (DN 300) : 2 HOLES, 0.98" DIAMETER
B
A
ØM
ØJ
DOUBLE-D AND KEYED STEM
Size Size
Inches DN
2
2.5
3
4
5
6
8
10
12
14*
16*
18*
20*
24*
50
65
80
100
125
150
200
250
300
350
400
450
500
600
Dimensions in Inches
A
B
C
D
E
ØF
ØG
ØG2
Key
ØH
ØH2
I
ØJ
3.25
3.75
4.00
4.88
5.38
5.88
7.13
8.25
9.75
11.00
12.00
14.38
14.63
18.00
6.375
6.880
7.130
7.880
8.380
8.880
10.250
11.500
13.250
14.500
15.750
16.630
18.880
22.130
1.25
1.25
1.25
1.25
1.25
1.25
1.75
1.88
1.88
1.88
2.00
2.00
2.50
2.75
1.75
1.88
1.88
2.13
2.25
2.25
2.50
2.75
3.13
3.13
3.50
4.25
5.25
6.13
0.394
0.394
0.394
0.472
0.551
0.551
0.669
0.866
0.945
0.945
-----
0.496
0.496
0.496
0.621
0.745
0.745
0.870
1.120
1.244
1.244
1.313
1.500
1.625
2.000
0.375
0.375
0.375
0.375
0.375
0.375
0.563
0.563
0.563
0.563
0.563
0.813
0.813
0.813
------0.438
0.438
-------
----------0.313
0.375
0.375
0.500
2.756
2.756
2.756
2.756
2.756
2.756
4.921
4.921
4.921
4.921
4.921
6.496
6.496
6.496
------4.015
4.015
-------
2.699
2.699
2.699
2.699
2.699
2.699
4.606
4.606
4.606
Ø5.91
Ø5.91
Ø8.27
Ø8.27
Ø8.27
4
4.75
5.13
6.75
7.75
8.63
10.56
13.06
16
17.13
20
21.38
23.31
27.88
K
2.09
2.54
3.09
4.09
4.85
6.13
7.89
9.89
11.89
13.38
15.38
17.38
19.38
23.38
Disc
Chord
1.113
1.706
2.450
3.488
4.296
5.697
7.468
9.484
11.456
13.000
14.970
16.847
18.650
22.558
M
N (WD) N (LD)
4.75
5.50
6.00
7.50
8.50
9.50
11.75
14.25
17.00
18.75
21.25
22.75
25.00
29.50
0.688
0.688
0.688
0.688
0.813
0.813
0.813
0.938
0.938
1.060
1.060
1.250
1.250
1.380
.625-11
.625-11
.625-11
.625-11
.750-10
.751-10
.750-10
.875-9
.875-9
1.00-8
1.00-8
1.125-7
1.125-7
1.25-7
* LD141 Series only
Apollo Valves / Conbraco Industries, Inc.
701 Matthews Mint-Hill Road, Matthews, NC 28105 USA
www.apollovalves.com | (704) 841-6000
This specification is provided for reference only. Conbraco Industries Inc. reserves the right to change any portion of this specification without notice and without incurring
obligation to make such changes to Conbraco products previously or subsequently sold. Please visit our website @ www.apollovalves.com for the most current information.
SS1160© 03/16 Page 2 of 2