• 7120/8120 Pressure/Vacuum Relief Valve
7120/8120 Pressure/Vacuum Relief Valve

1. Size Available 2"-12"

2. The 7120 series outlet port has the same size with inlet 

3. The 8120 series outlet port is one size larger than inlet in order to optimize flow capacity

4. Pipe away.

5. Protective screens are provided at pressure and vacuum port to prevent entrance of other matter

6. The flame arrestor, inlet pipe, steam jacket, blowing hole, lining or humidity absorber are options to clients.

7. Designed and tested according to API2000. 

8. The flanges are accordance with ANSI B16.5, EN1092, JIS. 

9. Available material: Aluminium, carbon steel, stainless steel, special materials.

Tel: +86-532-66952179/66952180

E-mail: info@qdiflow.com

Description

The 7120/8120 Pressure/Vacuum Relief Valve are designed for being used on atmospheric and low pressure storage tanks, pipe away.

The primary function is to protect tanks from damager deformation, and minimize emmissions to the environment, as well as loss of product due to evaporation.


Qingdao I-Flow Co., Ltd


Specification

Setting Pressure /Vacuum

Setting KPa

7110/8110

7112/8112

7113/8113

Set pressure

0.21~6.9

0.2~6.9

6.9~13.4

Set vacuum

-0.2~-4.3

-4.3~-82

0.2~-4.3

7120/7122/7123/7125 Dimensions,mm
Nominal Size 2X2" 3X3" 4X4" 6X6" 8X8" 10X10" 12X12"
L 345 406 445 546 696 853 995
W Width 200 200 230 280 345 406 485
H1 300 359 417 523 648 789 923
H2 412 441 525 660 893 1055 1257
A 123 138 153 166 216 273 320
B 200 245 280 350 420 515 590
8120/8122/8123/8125 Dimensions,mm
Nominal Size 2X3" 3X4" 4X6" 6X8" 8X10" 10X12" 12X14"
L 360 435 494 641 798 940 1116
W Width 200 230 280 345 406 485 533
H1 340 402 498 640 744 875 984
H2 422 510 363 884 1010 1209 1253
A 138 153 166 216 273 320 381
B 226 265 327 411 470 542 616

Qingdao I-Flow Co., Ltd

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