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Blind Flange

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  • ASME standar...

    ASME standard forged blind flange

    ASME standard forged blind flange We can manufacture many types of forged flange, blind flange is one of them. Because there are no holes in the middle of flange, it is called blind. There are raise face blind, flat face blind, ring type joint blind. A 105 blind flanges are needed by many customers. It is carbon steel flange. Our factory can manufacture forged blind flange with many related standards, such as ASME, EN, DIN, GOST etc. The usage of blind flange is same with pipe end cap. Product show ASME RF blind flange standard forged blind flange Product FLANGE Type WN,SO,BL,THD,SW Size 1/2"~60" DN15~DN1500 Pressure 150#,300#,600#,900#,1500#,2500# Standards ANSI B16.5,ASME B16.47 Series A & B, DIN2566,JIS,GOST17275    Material Carbon steel: ASTM/ASME A105,ST37.2,ST54                        Alloy steel: ASTM/ASME A335 F5, F9, F11, F12, F22, F91  Stainless steel: ASTM/ASME A403 F304-304L,F316-316L,F321  Surface treatment Transparent oil, rust-proof black oil or hot galvanized Packing wooden case, pallet or as customers' requirement Applications Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc Certification API,  ISO9001:2000

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  • American sta...

    American standard ANSI B16.5 RF flange

    American standard ANSI B16.5 RF flange American standard ANSI B16.5 is about diameter, pressure, tolerance of pipe flanges and flanged fittings. The size is 1/2'' through 24''. The flange pressure is bettween 150# and 2500# RF forged Blind Flange American standard flange ANSI B16.5 RF flange Product specifications Type blind flange Size 1/2"-24'' Material a). Stainless Steel: F304/304L, F316/316L, F316Ti, F321, etc. b). Carbon Steel: A105, 20Mn , 20 #, Q235, C22.8/C21, etc.  c). Alloy Steel: F5, F9, F11, F22, 1Cr5Mo, 15CrMo, etc. Pressure a). ASTM B16.5:150LBS, 300LBS, 400LBS, 600LBS, 900LBS, 1500LBS, 2500LBS b). DIN: 6Bar, 10Bar, 16Bar, 25Bar, 40Bar c). BS4504, PN2.5-PN440, BS10:Table D,E,F,H, d). JIS: 5K, 10K, 16K, 20K, 30K Standard A. GB: GB/T9112-9113.4-2000, JB/T74-86.2-94,HG20592-20626-97, SH3406-96,GB/T17241.1-17241.7,GB/T15530.1-15530.8 B. ANSI: ANSI B16.5/API605, 6A, 6B/MSS SP44/AWWA C207 C. DIN:  DIN2527/2528/2561/2565/2566/2573/2576/2627-2630/2641 /2642/2655/ 2656/2673/86029/86030 D. BS: BS 4504 PN16, PN25, PN40/BS10 TABLE E / TABLE D  E. JIS: JIS / KS 5K, 10K, 16K, 20K, 30K Treatment a) Lightly oiled  b) Galvanized c) Painting with different colors d) as per customer's requirement Inspection a) Factory in-house  b) Third party inspection available upon request Different accessories are availab

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  • JIS 5K-40K c...

    JIS 5K-40K carbon steel blind flange

    JIS 5K-40K carbon steel blind flange For JIS standard flanges, there are many different standard No. for example, JIS B 2238.JIS B 2239 and so on. Besides these standards of forged flanges, we can manufacture others, like ASME flange, GOST flange, DIN flange etc. 5K-40K is about flange pressure.  For American National Standard flange, pressure can be described by CLASS. For blind flanges, there are no holes in the middle of itself. JIS 5K-10K blind flange carbon steel RF blind flange Product specifications Product name Blind flange Standard ANSI ANSI B16.5, ASME B16.47 series A/B DIN Germany 6bar, 10bar, 16bar, 25bar, 40bar GOST GOST 12820/12821/12836 EN1092-1 EN1092-01/05/11/12/13 JIS JIS B 2220-1984, KS B1503, JIS B 2216 BS4504 BS4504 BS10 Table D/E Material ANSI CS A105, S235, Steel 20; SS 304/304L, 316/316L DIN CS RST37.2, S235JRG, P245GH, P250GH; SS 304/304L, 316/316L GOST CS Steel 20, 16MN, Q235 EN1092-1 CS RST37.2, S235JRG, C22.8 JIS SS400, SS 304/304L, 316/316L BS4504 CS RST37.2, S235JRG, C22.8; SS 304/304L, 316/316L Pressure ANSI Class 150, 300, 600, 900, 1500, 2500lbs DIN PN6, PN10, PN16, PN25, PN40 GOST PN6, PN10, PN16, PN25, PN40, PN63, PN100 EN1092-1 PN6, PN10, PN16, PN25, PN40, PN63, PN100 JIS 5K, 10K, 16K, 20K, 30K, 40K BS4504 PN6, PN10, PN16, PN25, PN40 Size ANSI 1/2" - 80" DIN DN15-DN2000 GOST DN15-DN1600 EN1092-1 DN15-DN2000 JIS 15A-1500A

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  • 150# RF Blin...

    150# RF Blind flange ASTM A182 F304L

    150# RF Blind flange ASTM A182 F304L blind flange is one kind of flange type that is very common used. Like other forged flanges, there are raised face, flat face, ring type joint etc. Manufacture standard cover ASME B16.5 and ASME B16.47. ASTM A182 F304L is a kind of stainless steel material.  There is no hore at the center, so it is called blind. If you want to know more about our blind flange, welcome to contact Sophia and visit our factory at any time you like. RF forged Blind Flange 150# ASTM A182 F304L flange forged raised face blind flange Product specifications Type blind flange Size 1/2"-60'' Material a). Stainless Steel: F304/304L, F316/316L, F316Ti, F321, etc. b). Carbon Steel: A105, 20Mn , 20 #, Q235, C22.8/C21, etc.  c). Alloy Steel: F5, F9, F11, F22, 1Cr5Mo, 15CrMo, etc. Pressure a). ASTM B16.5:150LBS, 300LBS, 400LBS, 600LBS, 900LBS, 1500LBS, 2500LBS b). DIN: 6Bar, 10Bar, 16Bar, 25Bar, 40Bar c). BS4504, PN2.5-PN440, BS10:Table D,E,F,H, d). JIS: 5K, 10K, 16K, 20K, 30K Standard A. GB: GB/T9112-9113.4-2000, JB/T74-86.2-94,HG20592-20626-97, SH3406-96,GB/T17241.1-17241.7,GB/T15530.1-15530.8 B. ANSI: ANSI B16.5/API605, 6A, 6B/MSS SP44/AWWA C207 C. DIN:  DIN2527/2528/2561/2565/2566/2573/2576/2627-2630/2641 /2642/2655/ 2656/2673/86029/86030 D. BS: BS 4504 PN16, PN25, PN40/BS10 TABLE E / TABLE D  E. JIS: JIS / KS 5K, 10K, 16K, 20K, 30K Treatment a) Lightly oiled  b) Galvanized c) Painting with different colors d) as per customer's requirement Inspection a) Factory in-house  b) Third party inspection available upon request Different accessories are availab

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  • carbon steel...

    carbon steel forged blind flange RF ANSI B16.5

    carbon steel forged blind flange RF ANSI B16.5 Blind is a kind of forged flanges which doesn`t have bore in the middle. The size range is from 1/2inch to 24inch under standard ASME B16.5. There are many other manufacture standards, for example GOST, JIS, DIN, BS and so on. If the blinds are American standard, the pressure will be shown by CLASS. PN is a representation method of European standard flange. If customers mention 5K,10K,16K, it should be JIS standard flange.  Product show

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  • ASME B16.47 ...

    ASME B16.47 Series A forged blind flange

    ASME B16.47 Series A forged blind flange Specifications 1.Size:26``-60`` 2.facing:raised face(RF) flat face(FF) ring type joint(RTJ) 3.Pressure Ratings: 150#, 300#, 600#,900#,1500#, 2500# 4.Material: carbon steel ASTM A105 5.Standard: ASME B16.5, ASME B16.47 series A & B. 6.Surface treatment:Transparent oil, rust-proof oil, hot galvanizing . 7.Applications:Suitableforconveyanceofgas,petroleum,chemical,metallurgy,power, fluid, building construction, steel structure and hot/cold water transferring. Product show ASME B16.47 series A blind flange forged blind flange RF CS A105 blind flange

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  • RTJ blind fl...

    RTJ blind flange from 1/2'' to 60''

    RTJ blind flange from 1/2'' to 60'' Specifications 1.Size:1/2``-60`` 2.facing:Ring type joint(RTJ) 3.Pressure Ratings: 150#, 300#, 600#,900#,1500#, 2500# 4.Material: carbon steel A105, stainless steel 304/304L, 316/316L 5.Standard: ASME B16.5, ASME B16.47 series A & B. Product show RTJ blind flange forged blind flange class150 class300

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  • high pressur...

    high pressure forged blind flanges ASTM A105

    Blind flange is a kind of pipe flange type. Because there are no holes in the middle of flange, it is called blind. There are raise face blind, flat face blind, ring type joint blind. A 105 blind flanges are needed by many customers. It is carbon steel flange. Our factory can manufacture forged blind flange with many related standards, such as ASME, EN, DIN, GOST etc. The usage of blind flange is same with pipe end cap. Product show high pressure steel flange forged blind flanges RF ASTM A105 blind pipe flange Product FLANGE Type WN,SO,BL,THD,SW Size 1/2"~60" DN15~DN1500 Pressure 150#,300#,600#,900#,1500#,2500# Standards ANSI B16.5,ASME B16.47 Series A & B, DIN2566,JIS,GOST17275    Material Carbon steel: ASTM/ASME A105,ST37.2,ST54                        Alloy steel: ASTM/ASME A335 F5, F9, F11, F12, F22, F91  Stainless steel: ASTM/ASME A403 F304-304L,F316-316L,F321  Surface treatment Transparent oil, rust-proof black oil or hot galvanized Packing wooden case, pallet or as customers' requirement Applications Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc Certification API,  ISO9001:2000

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  • ASTM A105 AN...

    ASTM A105 ANSI B16.5 RF Blind flange

    Blind flanges are manufactured without bores. All the flanges we produce are forging. Main materials of forged flange are carbon steel, alloy steel and stainless steel.  Carbon steel  ASTM A105 blind flanges 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).  Standards are according to ANSI B16.5, B16.47 series A & B. The forged blind flanges are suitable for higher pressure temperature applications. Product show ASTM A105 blind flange ANSI B16.5 forged blind flange raised face 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

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  • 600# ANSI B1...

    600# ANSI B16.5 forged 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 blind flange & A105N are required by most project. 304L,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). PN is a representation method of European standard flange. If customers mention 5K,10K,16K, it should be JIS standard flange.  Forged blind flanges are widely used in many pipeline system. Product show 600# blind flange ANSI B16.5 blind flange forged blind flange 1.Type: blind(BL) 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

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  • carbon steel...

    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.  Product show 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

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  • ANSI DIN BS ...

    ANSI DIN BS Blind Flange

    Blind flange is also called the blind plate or flange cover,which is a flange without the holes in the middle for sealing the plug of the pipe.There are many types of sealing faces,including flat face,raised face,ring type joint .It is used to insulate or cut off the medium of the pipe,the function is the same the head cap and the role.because of the good sealing performance,The system that need completely isolate mostly use it. Slip-on flange range: Production Size:DN10-DN1200mm Pressure range:PN0.1,PN2.5,PN10,PN16,PN25,PN40,PN64,PN100 Slip-on flange Standard: Production Standard:BS,JIS,GOST,ANSI,DIN,GB Slip-on flange main material of parts: A105,20#,Q235,16Mn,A350 LF1,LF2,CL1/CL2,LF3 CL1/CL2,A694 F42,F46,F48,F50,F52,F56,F60,F65,F70;A182 F304,304L,F316,F316L,321,18-8,A182F1,F5a,F9,F11,F12,F22,F91,A182 F12,F11,16MnR

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  • ANSI BS DIN ...

    ANSI BS DIN Spectacle Blind Flange

    Spectacle blind Flange also is a kind of flange,which is convenient to fix the pipe.The shape  looks like the number [8".It is used to change the flow direction of the pipe,The material will be choose according to the pressure and medium of the pipe. Socket flange range: Production Size:DN10-DN600mm Pressure range:PN2.5,PN10,PN16,PN25,PN40,PN64,PN100 Socket flange Standard: Production Standard:BS,JIS,GOST,ANSI,DIN,GB Socket flange main material of parts: A105,20#,Q235,16Mn,A350 LF1,LF2,CL1/CL2,LF3 CL1/CL2,A694 F42,F46,F48,F50,F52,F56,F60,F65,F70;A182 F304,304L,F316,F316L,321,18-8,A182F1,F5a,F9,F11,F12,F22,F91,A182 F12,F11,16MnR

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Blind Flange

Blind flange

The blind flange is also called the blind plate or flange cover,which is a flange without the holes in the middle of blind flange for sealing the plug of the pipe.There are many types of sealing faces,including flat face,raised face,ring type joint .

Production Size:DN10-DN1200mm

Pressure range:PN0.1,PN2.5,PN10,PN16,PN25,PN40,PN64,PN100

Production Standard:BS,JIS,GOST,ANSI,DIN,GB

Main Material of parts:

A105,20#,Q235,16Mn,A350 LF1,LF2,CL1/CL2,LF3 CL1/CL2,A694 F42,F46,F48,F50,F52,F56,F60,F65,F70;A182 F304,304L,F316,F316L,321,18-8,A182F1,F5a,F9,F11,F12,F22,F91,A182 F12,F11,16MnR

The blind flange is used to insulate or cut off the medium of the pipe,the function of blind flange is the same the head cap and the role.because of the good sealing performance,The system that need completely isolate mostly use the blind flange.

Blind flange