Pressure Relief Valves | Pneumatics Direct | Pneumatics Direct

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Refine Products

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Bend Radiusmm

0 to 4 (2)
Body Material

Brass (1) Brass/Bronze (6) Bronze (57) Stainless Steel (50)
Bolt Type Metric

5.5 (7) 9 (3) 11 (6)
Box Quantity

1" (20) 1.1/2" (10) 1.1/4" (10) 1/2" (20) 2" (10) 3/4" (20)
Brand

FT PRO (12) Gresswell Valves (90) Jaymac (50) Lorch (59) Nabic (391) Non-branded (24) Seetru (141) Wade (16)
Capacityml

Female (214)
Category

Process Valves and Instrumentation (783)
Closed Height Metres

0.5 (1) 1 (41) 1.5 (21) 2 (43) 2.5 (18) 3 (51) 3.5 (26) 4 (49) 4.5 (10) 5 (38) 5.5 (17) 6 (47) 6.5 (12) 7 (37) 7.5 (22) 8 (30) 8.5 (19) 9 (25) 9.5 (8) 10 (33) 10.5 (16) 11 (22) 11.5 (9) 12 (12) 12.5 (11) 15 (3) 16 (1)
Coating

12 (1) 30 (1) 43 (1) 50 (1) 56 (1) 63 (1) 82 (1) 97 (1) 134 (1)
Dn Size

6 (12) 15 (6) 20 (6) 25 (6) 32 (6) 40 (9) 50 (6)
Flange Size Inch

1" (6) 1.1/2" (10) 1.1/4" (10) 1/2" (27) 10" (1) 12" (1) 2" (11) 2.1/2" (8) 3" (6) 3/4" (30) 3/8" (23) 4" (1) 5" (1) 6" (1) 8" (1)
Flow C F M

12 (1) 30 (1) 43 (1) 50 (1) 56 (1) 63 (1) 82 (1) 97 (1) 134 (1)
Flow C M P H

PTFE (90) Thermoplastic Elastopollymer (2) Viton (141)
Flow C M P M

Dome (90) Easing Lever (17)
Flow L P H

12 (2) 16 (1) 19 (1) 22 (1) 24 (1) 25 (1) 26 (1) 30 (1) 34 (1) 36 (1) 37 (1) 38 (1) 40 (1) 44 (2) 46 (1) 47 (3) 51 (1) 52 (1) 54 (2) 57 (1) 61 (2) 63 (1) 64 (1) 68 (3) 74 (4) 78 (1) 79 (1) 81 (4) 84 (2) 85 (1) 88 (3) 90 (1) 95 (2) 100 (1) 106 (3) 109 (2) 116 (1) 122 (1) 127 (3) 132 (1) 138 (1) 143 (1) 170 (2) 180 (1) 263 (1) 315 (2) 2378 (1) 2380 (1) 2913 (2) 3364 (2) 3761 (2) 4120 (2) 4450 (2) 4757 (2) 4780 (1) 5046 (2) 5319 (2) 5579 (2) 5827 (2) 5854 (1) 6065 (2) 6294 (2) 6514 (2) 6728 (2) 6759 (1) 6935 (2) 7136 (1) 7332 (2) 7527 (1) 7557 (1) 7708 (2) 7889 (2) 8067 (2) 8240 (2) 8279 (1) 8410 (2) 8942 (1) 9559 (1) 10139 (1) 10687 (1) 11204 (1) 11707 (1) 12185 (1) 12645 (1) 13089 (1) 13518 (1) 13934 (1) 14338 (1) 14731 (1) 15114 (1) 15487 (1) 15852 (1) 16208 (1) 16557 (1) 16898 (1)
Flow L P M

Dome (90)
Flow L P S

12 (2) 16 (1) 19 (1) 22 (1) 24 (1) 25 (1) 26 (1) 30 (1) 34 (1) 36 (1) 37 (1) 38 (1) 40 (1) 44 (2) 46 (1) 47 (3) 51 (1) 52 (1) 54 (2) 57 (1) 61 (2) 63 (1) 64 (1) 68 (3) 74 (4) 78 (1) 79 (1) 81 (4) 84 (2) 85 (1) 88 (3) 90 (1) 95 (2) 100 (1) 106 (3) 109 (2) 116 (1) 122 (1) 127 (3) 132 (1) 138 (1) 143 (1) 170 (2) 180 (1) 263 (1) 315 (2) 2378 (1) 2380 (1) 2913 (2) 3364 (2) 3761 (2) 4120 (2) 4450 (2) 4757 (2) 4780 (1) 5046 (2) 5319 (2) 5579 (2) 5827 (2) 5854 (1) 6065 (2) 6294 (2) 6514 (2) 6728 (2) 6759 (1) 6935 (2) 7136 (1) 7332 (2) 7527 (1) 7557 (1) 7708 (2) 7889 (2) 8067 (2) 8240 (2) 8279 (1) 8410 (2) 8942 (1) 9559 (1) 10139 (1) 10687 (1) 11204 (1) 11707 (1) 12185 (1) 12645 (1) 13089 (1) 13518 (1) 13934 (1) 14338 (1) 14731 (1) 15114 (1) 15487 (1) 15852 (1) 16208 (1) 16557 (1) 16898 (1)
Flow Nlper Minute

5.5 (7) 9 (3) 11 (6)
Horsepower

Brass (1) Brass/Bronze (6) Bronze (40) Stainless Steel (50)
Inlet Gender

+180°C (141) +195°C (50) +75°C (36) +80°C (2) Female (290)
Inlet Size Inch

1" (59) 1.1/2" (32) 1.1/4" (34) 1/2" (61) 44 (1) 47 (1) 57 (1) 69 (1) 75 (1) 84 (1) 123 (1) 138 (1) 153 (1) 2" (23) 2.1/2" (7) 3" (2) 3/4" (72)
Inlet Sizemm

1" (5) 1.1/2" (10) 1.1/4" (10) 10" (1) 12" (1) 2" (11) 2.1/2" (6) 3" (6) 3/4" (5) 4" (1) 5" (1) 6" (1) 8" (1) Female (93)
Inlet Type

BSPP (290) Female (76)
Inside Diameter A Inch

1" (1) 1.1/2" (2) 1.1/4" (1) 2" (2) 2.1/2" (1) 3" (3) 4" (3) 6" (2) 8" (1) Female (12) Male (151)
Inside Diameter B Inch

BSPP (70) BSPT (23)
Inside Diameter D2mm

15 (6) 20 (6) 25 (6) 32 (6) 40 (9) 50 (6)
Inside Diametermm

0.5 (1) 1 (1) 1.5 (2) 2 (1) 2.5 (2) 3 (1) 3.5 (2) 4 (2) 4.5 (1) 5 (4) 5.5 (2) 6 (4) 6.5 (2) 7 (4) 7.5 (2) 8 (4) 8.5 (2) 9 (2) 10 (5) 10.5 (2) 11 (4) 11.5 (2) 12 (3) 12.5 (34) 15 (4) 16 (10) 20 (7) 20.7 (90) 25 (1) 30 (2) 40 (1) 50 (1) 75 (1) BSPP (70)
Length Metres

BSPP (70) BSPT (23)
Lengthmm

1" (1) 1/2" (27) 20 (2) 123 (1) 138 (1) 153 (1) 3/4" (25) 3/8" (40) 44 (1) 47 (1) 57 (1) 69 (1) 75 (1) 84 (1)
Lift Capacity Ton

PTFE (107) Thermoplastic Elastopollymer (2) Viton (141)
Liner

1" (20) 1.1/2" (10) 1.1/4" (10) 1/2" (20) 2" (10) 3/4" (20)
Maximum Diametermm

0.5 (1) 1 (33) 1.5 (13) 2 (35) 2.5 (11) 3 (39) 3.5 (14) 4 (38) 4.5 (6) 5 (28) 5.5 (11) 6 (38) 6.5 (8) 7 (26) 7.5 (11) 8 (21) 8.5 (11) 9 (20) 9.5 (4) 10 (23) 10.5 (10) 11 (17) 11.5 (7) 12 (9) 12.5 (7) 15 (3) 16 (1)
Maximum Gauge Pressurebar

5.5 (7) 9 (3) 11 (6)
Maximum Working Pressurebar

BSPP (135)
Maximum Working Temperature

+180°C (141) +195°C (335) +75°C (39) +80°C (3) -10° C to +180° C (6) -10°C to +120°C (15) -15°C to +140°C (16) -15°C to +225°C (40) -60°C to +350°C (50) 0°C to +100°C (9)
Maximumworking Pressurebar

-10° C to +180° C (6) 0.5 (1) 0°C to +100°C (9) 1 (1) 1.5 (2) 2 (1) 2.5 (2) 3 (1) 3.5 (2) 4 (2) 4.5 (1) 5 (4) 5.5 (2) 6 (4) 6.5 (2) 7 (4) 7.5 (2) 8 (4) 8.5 (2) 9 (2) 10 (5) 10.5 (2) 11 (4) 11.5 (2) 12 (3) 12.5 (34) 15 (4) 16 (10) 20 (7) 20.7 (90) 25 (1) 30 (2) 40 (1) 50 (1) 75 (1) PN16 (50)
Media

BSPP (331) BSPT (43)
Nominal Bore Amm

Female (17) Male (160)
Nominal Bore B Inch

1" (25) 1/2" (4) 3/4" (47)
Nominal Bore Inch

BSPP (290)
Nominal Diametermm

6 (3) 8 (58) 10 (112) 13 (24) 15 (3)
Nozzle Lengthmm

100 (1)
Numberof Inlets

1.1/2" (1) 2" (1) 3" (2) 4" (2) 6" (1)
Numberof Outlets

0 to 4 (2)
Outlet Gender

Female (374)
Outlet Ports

15 (6) 20 (6) 25 (6) 32 (6) 40 (6) 50 (6)
Outlet Size Inch

1" (80) 1.1/2" (48) 1.1/4" (61) 1/2" (32) 2" (49) 2.1/2" (31) 3" (7) 3/4" (66)
Outlet Type

BSPP (331) BSPT (43)
Outside Diameter Ainch

6 (3) 8 (58) 10 (112) 13 (24) 15 (3)
Outside Diameter Bmm

PN16 (52)

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Pressure Relief Valve

Discover our comprehensive range of pressure relief valves, from pressure safety valves to liquid relief valves, available in BSPP and BSPT thread types and a range of materials, from brands like Seetru, Nabic and Jaymac.

1.1/4"X1.1/2" BSPT LIQUID S/VALVE 8.5BAR

Product code: 500L-32-8.5

Technical sheet: 20438

~~£1,738.98~~

List price

£1,043.39

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1.1/2"X2" BSPT LIQUID S/VALVE 1.5BAR

Product code: 500L-40-1.5

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

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1.1/2"X2" BSPT LIQUID S/VALVE 12BAR

Product code: 500L-40-12

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

1.1/2"X2" BSPT LIQUID S/VALVE 3BAR

Product code: 500L-40-3

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

1.1/2"X2" BSPT LIQUID S/VALVE 3.5BAR

Product code: 500L-40-3.5

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

1.1/2"X2" BSPT LIQUID S/VALVE 4BAR

Product code: 500L-40-4

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

1.1/2"X2" BSPT LIQUID S/VALVE 7BAR

Product code: 500L-40-7

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

1.1/2"X2" BSPT LIQUID S/VALVE 7.5BAR

Product code: 500L-40-7.5

Technical sheet: 20438

~~£2,280.19~~

List price

£1,368.12

Buy price

2"X2.1/2" BSPT LIQUID S/VALVE 12.5BAR

Product code: 500L-50-12.5

Technical sheet: 20438

~~£3,294.80~~

List price

£1,976.88

Buy price

2"X2.1/2" BSPT LIQUID S/VALVE 3.5BAR

Product code: 500L-50-3.5

Technical sheet: 20438

~~£3,294.80~~

List price

£1,976.88

Buy price

2"X2.1/2" BSPT LIQUID S/VALVE 7BAR

Product code: 500L-50-7

Technical sheet: 20438

~~£3,294.80~~

List price

£1,976.88

Buy price

3/4" BSPT TEMP/PRES SAFETY VALVE 1BAR

Product code: 500T-15-1

Technical sheet: 20441

£841.69

List price

£841.69

Buy price

3/4" BSPT TEMP/PRES SAFETY VALVE 2BAR

Product code: 500T-15-2

Technical sheet: 20441

£841.69

List price

£841.69

Buy price

3/4" BSPT TEMP/PRES SAFETY VALVE 3BAR

Product code: 500T-15-3

Technical sheet: 20441

£841.69

List price

£841.69

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3/4" BSPT TEMP/PRES SAFETY VALVE 4BAR

Product code: 500T-15-4

Technical sheet: 20441

£841.69

List price

£841.69

Buy price

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