A paper bag is a bag made of paper, usually kraft paper. Paper bags are commonly used as shopping bags, packaging, and sacks. Paper Bag,Paper Bakery Bags,Paper Shopping Bags,Printed Kraft Paper Bags Shenyang Meitu Artical Printing Co.,Ltd , https://www.meituartical.com
This kind valve uses the pressure difference caused by different sectional areas of the two ends of piston inside vlave body to change the back pressure of valve for pressure reduction.
The ratios of proportional pressure reducing valves are respectively 2: 1, 3: 1, 4: 1, 4: 2, 5: 2, etc. We also provide pressure reducing valves of special ratios according to users' requirement.
Suitable Medium
Water, Oil, Gas etc.
Main material
CAST IRON,ASTM A216 WCB, WCC, WC6, SS304, SS316, CF8, ETC.
Suitable Temperature
≤80ºC
Nominal Pressure
PN10--PN25
Nominal Diameter
DN50--DN800
Flange Dimension
ASME B16.5, BS4504, ISO2531, ISO7005 and other standards conforming to the requirements
Face to Face Length
API594,BS5155, ISO5752, DIN3352 and other standards conforming to the requirements
Â
Standard brown paper bags are made from kraft paper. Tote-style paper bags, such as those often used by department stores or as gift bags, can be made from any kind of paper, and come in any color. Paper bags can be made from recycled paper, with some local laws requiring bags to have a minimum percentage of post-consumer recycled content.
Model NO.: 04
Certificate: ISO,Ce
Trademark: GUANFA
Transport Package: 1.Inner:Plastic Package 2.Outer: Plywood Case
Specification: ISO9001 API
Origin: China
Fixed proportional pressure reducing valves are featured by simple structure, elegant profile, dependable quality, accurate proportion, steady operation, and reduction of both dynamic and static pressure.