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apollo valves logoConbraco



A broad line of Safety Relief Valves is available from Conbraco for many applications, including commercial and industrial uses. We have valves for Hot Water Boilers, valves for Low Pressure Steam, and High Pressure Valves for steam, air, and non-hazardous gas. Our safety relief valves are certified and made of high quality materials. Conbraco setting stations provide service you can count on, too.

 

Select Model Material
Body / Trim		 Inlet Sizes
Min / Max, in.
Min / Max, mm.		 Connections
NPT		 Set Pressures
Min / Max, PSIG
Min / Max, barg		 Temperature
Max °F
Max °C
ASME Section I - Steam Power Boilers
19M Bronze / Brass 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 250
1.0 - 17.2		 406°F
207.7°C
19K Bronze / Brass 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 250
1.0 - 17.2		 406°F
207.7°C
19L Bronze / Stainless 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 250
1.0 - 17.2		 406°F
207.7°C
19S Bronze / Stainless 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 300
1.0 - 20.7		 422°F
216°C
29 Bronze / Brass 3/8 - 1-1/4
DN 10 - 32		 NPT 30 - 200
2.0 - 13.8		 406°F
207.7
119 Cast Iron / Stainless 1-1/2 - 6
DN 40 - 150		 NPT/Flanged 15 - 250
1.0 - 17.2		 450°F
232.2°C
ASME Section IV - Low Pressure Steam Heating Boilers
12 Bronze / Brass 2 - 3
DN 50 - 80		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-101 Bronze / Brass 3/4
DN 20		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-202 Bronze / Brass 1
DN 25		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-211 Bronze / Brass 3/4
DN 20		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-213 Bronze / Brass 1-1/4
DN 32		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-214 Bronze / Brass 1-1/2
DN 40		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
13-510 Bronze / Brass 3/4
DN 20		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
14-200 Bronze / Brass 2 - 3
DN 50 - 80		 NPT 5 - 15
0.34 - 1.0		 250°F
121°C
ASME Section IV - Hot Water Heating & Supply Boilers
10-100 Bronze / Brass 3/4
DN 20		 NPT 20 - 65
1.4 - 4.5		 250°F
121°C
10-214
 		 Bronze / Brass 1
DN 25		 NPT 20 - 65
1.4 - 4.5		 250°F
121°C
10-300 Bronze / Brass 3/4
DN 20		 NPT 20 - 65
1.4 - 4.5		 250°F
121°C
10-400 Bronze / Brass 3/4
DN 20		 NPT 30
2		 250°F
121°C
10-410 Bronze / Brass 3/4
DN 20		 NPT 20 - 80
1.4 - 5.5		 250°F
121°C
10-600, 10-610 Bronze / Brass 3/4 -2
DN 20 - 50		 NPT 15 - 160
1.0 - 11.0		 250°F
121°C
10-624, 10-634 Bronze / Brass 3/4
DN 20		 NPT 30 - 150
2.0 - 10.3		 250°F
121°C
17-401 Bronze / Brass 1/2
DN 15		 NPT 75 - 160
5.2 - 11.0		 250°F
121°C
17-402 Bronze / Brass 3/4
DN 20		 NPT 75 - 150
5.2 - 10.3		 250°F
121°C
18C-400 Bronze / Brass 1/2 - 3/4
DN 15 - 20		 NPT 125 - 175
8.5` - 12.1		 210°F
98.9°C
18C-402X Bronze / Brass 3/4
DN 20		 NPT 125, 150
8.5 - 10.3		 210°F
98.9°C
18-500 Bronze / Stainless 3/4 - 2
DN 20 - 50		 NPT 75 - 150
5.2 - 10.3		 210°F
98.9°C
ASME Section VIII Air / Gases
15 Brass 1/4 - 1
DN 8 - 25		 NPT 15-250
1.0 - 17.2		 325°F
162.8°C
19M Bronze / Brass 1/2 - 2-1/2
DN 15 - 65		 NPT 8 - 300
0.55 - 20.7		 406°F
207.7°C
19K Bronze / Brass 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 300
1.0 - 20.7		 406°F
207.7°C
19L Bronze / Stainless 1/2 - 2-1/2
DN 15 - 65		 NPT 15 - 300
1.0 - 20.7		 406°F
207.7°F
19S Bronze / Stainless 1/2 - 2-1/2
DN 15 - 65		 NPT 8 - 300
0.55 - 20.7		 422°F
216°C
29 Bronze / Brass 3/8 - 1-1/4
DN 10 - 32 		NPT 30 - 200
2.0 - 13.8		 406°F
207.7°F
119 Cast Iron / Stainless 1-1/2 - 6
DN 40 - 150		 NPT/Flanged 8 - 250
1.0 - 17.2		 450°F
232.2°C
510 Bronze / Brass 1/2 - 2
DN 15 - 50		 NPT 8 - 300
0.55 - 20.7		 406°F
207.7°F
520 Bronze / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1 		422°F
216°C
530 Steel / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1 		800°F
426.7°C
540 Stainless / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1 		800°F
426.7°C
ASME Section VIII Steam
10-322 Brass 3/4
DN 20		 NPT 15 - 60
1.0 - 4.1		 325°F
162.8°C
10-512 Brass 1/2
DN 15		 NPT 8 - 60
0.62 - 4.1		 325°F
162.8°C
19M Bronze / Brass 1/2 - 2-1/2
DN 15-65		 NPT 8 - 250
1.0 - 17.2		 406°F
207.7°C
19K Bronze / Brass 1/2 - 2-1/2
DN 15-65		 NPT 15 - 250
1.0 - 17.2		 406°F
207.7°C
19L Bronze / Stainless 1/2 - 2-1/2
DN 15-65		 NPT 15 - 250
1.0 - 17.2		 406°F
207.7°C
19S Bronze / Stainless 1/2 - 2-1/2
DN 15-65		 NPT 8 - 300
0.55 - 20.7		 422°F
216°C
29 Bronze / Brass 3/8 - 1-1/4
DN 10-32		 NPT 30 - 200
2.0 - 13.8		 406
207.7°F
119 Cast Iron / Stainless 1-1/2 - 6
DN 40 - 150		 NPT/Flanged 8 - 250
1.0 - 17.2		 450°F
232.2°C
510 Bronze / Brass 1/2 -2
DN 15 - 50 		NPT 8 - 250
.55 - 17.2		 406°F
207.7°C
520 Bronze / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 300
0.55 - 20.7		 422°F
216°C
530 Steel / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1 		800°F
426.7°C
540 Stainless / Stainless 1/2 -2
DN 15 - 50 		NPT 8 - 900
0.55 - 62.1 		800°F
426.7°C
ASME Section VIII Liquid
510 Bronze / Brass 1/2 - 2
DN 15 - 50		 NPT 8 - 300
0.55 - 20.7		 406°F
207.7°C
520 Bronze / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1		 422°F
216°C
530 Steel / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1		 800°F
426.7°C
540 Stainless / Stainless 1/2 - 2
DN 15 - 50		 NPT 8 - 900
0.55 - 62.1		 800°F
426.7°C
Non-Code, Vacuum & Miscellaneous Products
14-400 Low Pressure Air 2 -3
DN 50 - 80		 NPT 4 - 22
0.3 - 1.52		 400°F
204.4°C
14-500 Low Pressure Air 2 -3
DN 50 - 80		 NPT 4 - 22
0.3 - 1.52		 400°F
204.4°C
14-600 Vacuum Relief 2 - 3
DN 50 - 80		 NPT 8 - 30 HG
203 - 762 mm. HG		 400°F
204.4°C
16-200 Liquids 1/2
DN 15		 NPT 30 - 80
2.1 - 12.4		 120°F
48.9°C
16-501 Liquids 1/2 - 1/2
DN 15 - 15		 NPT 0 - 600
0 - 41.4		 200°F
93.3°C
16-503 Liquids 1/2 - 1/2
DN 15 - 15		 NPT 0 - 600
0 - 41.4		 200°F
93.3°C
16-504 Liquids 1/2 - 3/4
DN 15 - 20		 NPT 50 - 175
5.2 - 12		 200°F
93.3°C
Drip Pan Elbows Steam Discharge 3/4 - 8
DN 20 - 200		 NPT /Flanged N/A 450°F
232.2°C
 

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Most Items available for immediate shipment!

-Copyright 2010 M&M Controls, All Rights Reserved

ALL REGISTERED TRADEMARKS ARE FULLY ACKNOWLEDGED BY:
M&M Control Service, Inc.
(ALL NAMES UNINTENTIONALLY EXCLUDED FROM THIS LIST WILL BE INCLUDED IN THE NEXT REVISION UPON OUR NOTIFICATION)
*This list may vary, as names not appearing on this list are entitled to the acknowledgment of their Trademarks by M&M Control Service, Inc.

(Powers™, also known as, POWERS REGULATOR, MCC POWERS, POWERS-FIAT, POWERS PROCESS CONTROLS, CRANE POWERS and POWERS, a Watts Industries Company.  The POWERS trademark is owned by Powers, A Division of Watts Water Technologies, Inc.  M&M Control Service, Inc. Is a Stocking Distributor for Powers™)

M&M CONTROL SERVICE, INC. DOES NOT REPRESENT OR CLAIM ANY AFFILIATION WITH ANY MANUFACTURER. WE FULLY ACKNOWLEDGE ALL TRADEMARKS AND/OR NAMES WHICH ARE PICTURED AND/OR LISTED THROUGHOUT THE M&M CONTROL SERVICE, INC. WEBSITE.