Forged Flanges
FORGED FLANGES
We are forged flanges manufacturer, supplier and exporter for a wide range of quality industrial forged steel pressure flanges including welding neck flange, slip-on flanges, socket weld flanges, blind flanges and other shapes for connection applications in the oil, gas, chemical, wind, pharmaceutical and other industries, manufactured in accordance with ASME , DIN, JIS, GB, ANSI, GOST, EN, BS and other engineering standards.
Forged Flanges Types
Pipe flange facing of america system, ring joint face except raised face, large or smalltongue face and groove face, large or smallmale face and female face, all can be manufactured according to standard.
Orifice flange equipped with orifice plate is used to measure the flow.Theere are two symmetrical, radial through holes in flange which is parallel to the sealed face.The distance to the sealed face is 0.94inch(23.9mm). They are equipped with two plugs of size NPT 1/2 mating the threaded hole in the outer end. The diameter of through holes as following.
Forged Flanges Type：
SW;WN;SO;BL;LJ;TH ; FF,RTJ
Forged Flanges Forming:
Forged
Forged Flanges Size:
1/2”—120”
Forged Flanges Standard:
GB9112~9124, GB13402, SH3406, HG20615~20623, HG20592~20605, JB74~90, ISO7005-I, ASME/ASNI B16.5/16.36/16.47A/16.47B, MSS SP44, JIS B2220-2001, DIN 2527/2636/2637/2638/2566/2576/2632/2633/2635/2642/2653/2655/2656, DIN2628/DIN2629, DIN2634 , BS 1560-3.1, BS4504-3.1, API 7S-15, API 7S-43, API 605, NFE 29-203 GOST12821 GOST 12820
Forged steel flangesRating:
ANSI 150LBS~2500LBS
DIN PN6~PN400
JIS 5K~30K
HG PN0.25~PN25
Forged Flanges Material:
Stainless Steel ：
OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H, F317,
Super Stainless Steel:
ASTM A182-904L, 317, 317L
Duplex Steel：
ASTM A182-F51, F53, F44
Special Steel ：
N06600, N08800, N08811
Alloy Steel：
16Mn, 12CrMo, 15Cr5Mo, Cr5Mo, 12Cr1MoV, ASTM A182-F11, F22, F91 F9 F5
Pipe Line：
ASTM A694-F42, F46, F48, F50, F52, F56, F60, F65, F70, F80
Carbon Steel ：
ASTM A350-LF2, LF3 Q235A, 20#, ASTM A105
Tolerance of flange (ASME /ANSI standard)
|
Thread ,Socket-welding,Slip-on, Lap joint and Blind flange Tolerence |
Welding neck raised face flange tolerence |
||||
|
Outside Diameter |
≦24" |
±1.6mm |
Outside Diameter |
≦24" |
±1.6mm |
|
>24" |
±3.2mm |
>24" |
±3.2mm |
||
|
Inside Diameter |
Threaded |
Within limits on boring gauge |
Inside Diameter |
≦10” |
±0.8mm |
|
Socket-welding |
ID≦10"+0.8mm ID≧12"+1.6mm |
<20” |
±1.6mm |
||
|
Slip on |
≧20” |
-1.6mm +3.2mm |
|||
|
Lap joint |
Diameter of hu at base |
≦24” |
±1.6mm |
||
|
Outside Diameter of Hub |
≦5" |
+2.4mm -0.8mm |
>24” |
±3.2mm |
|
|
≧6" |
+ 4.0mm -0.8mm |
Diameter of hub at point of welding |
≦5" |
-0.8mm +2.4mm |
|
|
Diameter of contact face |
1/16”raised face |
±0.8mm |
≧6" |
-0.8mm +4.0mm |
|
|
1/4”raised face tongue&groove male,female |
±0.4mm |
Diameter of contact face |
1/16”raised face |
±0.8mm |
|
|
Diameter of counterbore |
Same as for inside diameter |
1/4”raised face tongue&groove male,female |
±0.4mm |
||
|
Drilling |
Bolt circle |
±1.6mm |
Drilling |
Bolt circle |
±1.6mm |
|
Bolt hole spacing |
±0.8mm |
Bolt hole spacing |
±0.8mm |
||
|
Eccentricity of bolt circle with respect to facing |
<2-1/2” Max 0.8mm ≧3” Max 1.6mm |
Eccentricity of bolt circle with respect to facing |
<2-1/2” Max 0.8mm ≧3” Max 1.6mm |
||
|
Eccentricity of bolt circle with respect to bore |
Max 0.8mm |
Eccentricity of bolt circle with respect to bore |
Max 0.8mm |
||
|
Eccentricity of facing with respect to bore |
Max 0.8mm |
Eccentricity of facing with respect to bore |
Max 0.8mm |
||
|
Thickness |
≦18” |
0-+3.2mm |
Thickness |
≦18” |
1-+3.2mm |
|
≧20” |
0-+4.8mm |
≧20” |
1-+4.8mm |
||
|
Length thru hub |
≦10” |
±1.6mm |
Length thru hub |
≦10” |
±1.6mm |
|
≧12” |
±1.6mm |
≧12” |
±1.6mm |
||
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
Loose Flanges | Similar Products Product description Loose Flanges Features Forming: forged Stainless Steel Loose Flange Loose Flanges Materials Stainless ... |
 |
Stub End | Product description We are a stub end manufacturer, supplier and exporter for stub end pipe fitting, stub end divided into Europe system, Japan sys... |
 |
Tube Caps | Product description Tube cap, also known as end cap, plug, cap, pipe cap, stuffy head, welded in the end of the pipe or installed on the outside th... |
 |
Stainless Steel Capillary Tubes | Product description Stainless Steel Capillary TubeDescription: Whether you need to exchange device tubing as a section of your troubleshooting ... |
 |
Forged Rings | Product description Forged Rings Features Forming type :forging Rating: ANSI150LBS~2500LBS, DIN PN6~PN160 JIS 5K~30K, HG PN0.25~PN25 Size :1... |
Похожие товары
 |
Прямая труба из хромоникелевого сплава центробежного литья | Продавец: Нанкин Xinshuo Механическое оборудование Лтд | Прямая труба из хромоникелевого сплава центробежного литьяДля получения дополнительной техническо... |
 |
STAINLESS STEEL PIPE/TUBE | Продавец: YUHONG GROUP CO., LIMITED ZHEJIANG YUHONGWELL STEEL CO., LIMITED | STAINLESS STEEL PIPE/TUBE Stainless steel pipe/tube is one of the most widely used in manufactur... |
 |
Stainless Steel Plugger, Spreader Files (Hand) | Продавец: Tangshan UMG Medical Instrument Co.,Ltd. | Made of medical stainless steel or nickel-titanium alloy, used for filling the working part of ro... |
 |
Stainless Steel K-FLEXOFILE (Hand) | Продавец: Tangshan UMG Medical Instrument Co.,Ltd. | Made of medical-grade stainless steel, the cross section is triangular thread tight and sharp and... |
 |
Stainless Steel H,K,R Files (Hand) | Продавец: Tangshan UMG Medical Instrument Co.,Ltd. | Material Stainless steel Length 21mm 25mm 28mm 31mm Product Feature of Stainless Steel H,... |
