Conval, Inc.
CONVAL INC.
96 Phoenix Avenue,
Enfield, CT 06082-4408 USA
Phone: 860.749.0761
Fax: 860.763.3557
Email: sales@conval.com
Website: www.conval.com
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Y-pattern globe valves provide the maximum Cv possible in a globe valve. All Y-pattern valves are rodable. Available in 1/2" to 4"; ASME pressure classes through 4500; A105, F22, F91, F316, F347, Inconel™, Monel™ and other materials.
Y-Pattern Check Valves
Unit of Measure
1 2 

Web Ref. #

Item Description

Nominal/Intermediate ASME Pressure Class Ratings

Pipe Size

Socket Weld A

Stop Check Valve Flow (Cv)

1075 N/A 2 1/2 Inch (in) Pipe Size, 2500 Nominal Pressure Class, and 10K Size Y-Pattern Check Valve N/A 2500 N/A 2 1/2 in65 mm N/A 12 in305 mm N/A 77
1076 N/A 3 Inch (in) Pipe Size, 2500 Nominal Pressure Class, and 10K Size Y-Pattern Check Valve N/A 2500 N/A 3 in80 mm N/A N/A 77
1077 N/A 4 Inch (in) Pipe Size, 2500 Nominal Pressure Class, and 10K Size Y-Pattern Check Valve N/A 2500 N/A 4 in100 mm N/A N/A 77
1078 N/A 1/2 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 5D Size Y-Pattern Check Valve N/A 3500 N/A 1/2 in15 mm N/A 4.50 in114 mm N/A 5
1079 N/A 3/4 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 5D Size Y-Pattern Check Valve N/A 3500 N/A 3/4 in20 mm N/A 4.50 in114 mm N/A 5
1080 N/A 1 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 6E Size Y-Pattern Check Valve N/A 3500 N/A 1 in25 mm N/A 5.50 in140 mm N/A 9
1081 N/A 1 1/4 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 7F Size Y-Pattern Check Valve N/A 3500 N/A 1 1/4 in32 mm N/A 6.25 in159 mm N/A 14
1082 N/A 1 1/2 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 8G Size Y-Pattern Check Valve N/A 3500 N/A 1 1/2 in40 mm N/A 7.25 in184 mm N/A 21
1083 N/A 2 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 8G Size Y-Pattern Check Valve N/A 3500 N/A 2 in50 mm N/A N/A 21
1084 N/A 2 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 9H Size Y-Pattern Check Valve N/A 3500 N/A 2 in50 mm N/A 9.00 in229 mm N/A 34
1085 N/A 2 1/2 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 9H Size Y-Pattern Check Valve N/A 3500 N/A 2 1/2 in65 mm N/A N/A 34
1086 N/A 3 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 10J Size Y-Pattern Check Valve N/A 3500 N/A 3 in80 mm N/A N/A 54
1087 N/A 4 Inch (in) Pipe Size, 3500 Nominal Pressure Class, and 10J Size Y-Pattern Check Valve N/A 3500 N/A 4 in100 mm N/A N/A 54
1088 N/A 1/2 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 5C Size Y-Pattern Check Valve N/A 4500 N/A 1/2 in15 mm N/A 4.50 in114 mm N/A 3
1089 N/A 3/4 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 6E Size Y-Pattern Check Valve N/A 4500 N/A 3/4 in20 mm N/A 5.50 in140 mm N/A 9
1090 N/A 1 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 6E Size Y-Pattern Check Valve N/A 4500 N/A 1 in25 mm N/A N/A 9
1091 N/A 1 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 7E Size Y-Pattern Check Valve N/A 4500 N/A 1 in25 mm N/A 6.25 in159 mm N/A 9
1092 N/A 1 1/2 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 7E Size Y-Pattern Check Valve N/A 4500 N/A 1 1/2 in40 mm N/A N/A 9
1093 N/A 1 1/2 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 8F Size Y-Pattern Check Valve N/A 4500 N/A 1 1/2 in40 mm N/A 7.25 in184 mm N/A 14
1094 N/A 2 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 8F Size Y-Pattern Check Valve N/A 4500 N/A 2 in50 mm N/A N/A 14
1095 N/A 2 1/2 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 9G Size Y-Pattern Check Valve N/A 4500 N/A 2 1/2 in65 mm N/A N/A 21
1096 N/A 3 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 10H Size Y-Pattern Check Valve N/A 4500 N/A 3 in80 mm N/A N/A 34
1097 N/A 4 Inch (in) Pipe Size, 4500 Nominal Pressure Class, and 10H Size Y-Pattern Check Valve N/A 4500 N/A 4 in100 mm N/A N/A 34
Unit of Measure
1 2