We offer highly cost-effective products and professional after-sale service for the marine, HVAC, water, oil & gas, fire fighting industries. Our valves, all delivered by experienced technicians, are of guaranteed good quality.
> Water > HVAC > Marine > Oil & Gas > Industry > Fire FightingWith years of experience, I-FLOW knows the market very well. We can provide excellent one-stop solutions for our clients. For more information about our valves and service, contact us today!
> CEO'S Greeting > Our factory > Career & culture > Fairs and eventsI-FLOW has an excellent R&D team. Managed strictly under ISO 9001, we inspect and test each of our valves to make sure 100% qualified.
> Research & Development > Quality Control > Quality Assurance > CertificatesWe, together with our associated companies, have obtained various types of certificates, including CE, WRAS, DNV, GL, LR, ABS etc. I-Flow valves are now widely used all over the world, in Shangrila Hotel, Kerry Center, Milan Expo, Fiat Workshop, IKEA, COSCO vessels, etc.
> Marine > HVAC > Water Treatment > Oil & GasAccumulating 10 years' experience in valves, we are an excellent solution provider. Keep in touch now and experience how your needs are well addressed.
> Client Stories > Our Projects > Company News > Industry NewsWith over 10 years of experience in the industry of valves, I-FLOW will provide the perfect solution for your project. Contact us now, we will solve all your problems.
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The range can be engineered to suit your application, with body construction, material, and ancillary features optimised to meet your process needs. Being ISO 9001 certified, we adopt systematic ways to ensure high quality, you can be assured of outstanding reliability and sealing performance through the design life of your asset.
· Protected screens are provided at pressure and vacuum ports to prevent entrance of foreign matters.
· The flame arrester, inlet pipe, steam jacket, blowing hole, lining or humidity absorber are options to client.
· Designed and tested according to API 2000.
· The flanges are accordance with ANSI B16.5, EN1092 or JIS.
· Available material: Aluminium, carbon steel, stainless steel, special materials.
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.
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 |
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