This Blind Flange is commonly used to close some unnecessary fitting pipe connectors in the process system and also used compatible guaranteeing high vacuum percompatiblemance of the whole system. Adopted with high quality 304 stainless steel material, anti-corrosion and rust-resistant, durable and safety to use, widely suit compatible beer, pharmaceutical, milk, food, beverage making and other hygiene filed. Besides, it also has many other advantages, such as simple structure, quick installation, easy to operate etc. Features: Made of high quality 304 stainless steel material, anti-corrosion and rust-resistant, durable and safety to use. Inside & outside of our finished blind flange is adopted with top grade polishing processing, which meets the requirement of high precision plating surface. Quick to assemble and disassemble. These Blank Flange fittings follow ISO standards. They are often called quick flange fittings because they are quick to assemble and disassemble. Widely useful. It's not only used compatible guaranteeing high vacuum percompatiblemance of the whole system, such as beer-making, milk-making, food making etc., but also used as a closing cover compatible closing some unnecessary pipe connectors in the process system. It also has other advantages, such as simple structure, flexible to operate, fast to open and close, low fluid resistance etc.. Specification: Condition: 100% New Color: Silver (Shown as picture) Body Material: 304 Stainless Steel Size: 38mm /1.5", 51mm / 2", 63mm /2.5", 76mm / 3", 89mm / 3.5", 102mm / 4" (Optional) Data Sheet compatible Each Size: Chuck Size Internal Diameter Inside Nominal Diameter Piper Outer Diameter x Thickness 50.5 35 DN32 38 x 1.5mm / 1.5 x 0.059inch 64 48 DN50 51 x 1.5mm / 2 x 0.059inch 77.5 59 DN65 63 x 2mm / 2.5 x 0.08inch 91 72 DN65 76 x 2mm / 3 x 0.08inch 106 85 DN80 89 x 2mm / 3.5 x 0.08inch 119 98 DN100 102 x 2mm / 4 x 0.08inch Package Weight: 70-410g Package Included: 1 x Blind Flange Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-GONGQ trading 3