4 inch blind flange
Beijing Metleader Pipeline Technology Inc. is a leading manufacturer, supplier and exporter with many years experience, mainly specialized in supplying all kinds of blind flange.
Blind flange is also called blind which actually a kind of flange without hole in the center.It is a type of flange connections. There are two functions for blind flange, the one is to seal the end of pipes the other one is convenient to clean the sundries. As far as plugs of pipes, blind flange has same function as end cap, but end caps can not to be dismantled.Blind flange is very convenient to dismantled because of bolt connection. The material of blind flange refer to carbon steel, stainless steel and alloy steel. The contact surface includes RF, RJ, TG, and FMF. And the production process involves forging, incision and casting.
4 inch blind flange is a very commonly size that widely used in many industries. It has been exported to many countries and areas by Metleader. We always take the processing of forging that can provide more better quality than other two.
There are a lot of companies can supply 4 inch steel blind flange. Although Metleader has ourselves advantages.
1.All raw material must be tested before entering factory.
2.Each production step have special technologist to control quality.
3.The whole inspection process are carried out strictly according to ISO and CE standards.
4.The third party inspection is available, such as SGS, BV, Pony etc.
5.Abundant production experience for more than 35 years.
“supply customers 100% qualified products and good service” is our only aim.
Product Name: 4 inch blind flange
Material: stainless steel ASTM 105
Standard: ANSI/ ASME B16.5
Size: 1/2” to 48”, customised service is available.
Pressure: 150 class to 2500 class
Package: plywood pallet, plywood case, carton+plywood pallet or according to customers’ request.
Inspection: inspection by ourselves or the third party inspection.
Surface treatment: black painting, varnish or anti-rust oil.