carbon steel A105 RF blind flange

Blind flange is one type of forged flanges. Cause there is no bore in the middle of flange, it is called blind flange. Main materials are carbon steel, alloy steel and stainless steel. For carbon steel, ASTM A105 & A105N are required by most project.304, 304L,316, 316L belong to stainless steel blind flange. The facing of blind flanges in common use is raised face(RF), flat face(FF) and ring type joint(RTJ). As one of largest flange manufacturers in China, we commit ourselves to providing best quality and delivery time. 

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carbon steel blind flange

A105 blind flange

RF blind flange

1.Type: blind Flange

2.Structure: Flanges

3.Sealing Surface: RF FF RTJ

4.Size: Dn15-Dn600

5.Process: Forged

6.Specification: CE

7.HS Code: 7307910000

8.Standard: ANSI, DIN, GB, JIS, GOST, BSW, En1092-1

9.Material: carbon steel A105

10.Connection: Welding

11.Manufacturing Way: Forging

12.Pressure: 150#-2500#

13.End: Butt Welded

14.Transport Package: Plywooden Cases or Pallets or As per customer request

15.Origin: China