GOST 12821-80-manufacture,factory,supplier from China

(Total 24 Products for GOST 12821-80)
1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:carbon steel; 20#; 25#; Stainless steel 304 3167. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9. Delivery time:30 ~60 days after confirm the order1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005.
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According to the standard specifications of the GOST12820 and GosT12821 series, the thickness, aperture, thread, and other standards related to flange size are usually strict. These regulations can ensure that the size, quality, and performance of the flange meet the standards, ensuring the safe operation of the pipeline1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6.
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1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:carbon steel; 20#; 25#; Stainless steel 304 3167. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9. Delivery time:30 ~60 days after confirm the order1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005.
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The connection of forged flanges is to fix two pipes, fittings, or equipment on a flange plate, add flange pads between the two flanges, and fasten them together with bolts to complete the connection. Some pipe fittings and equipment used to come with their own flanges, which also belong to flange connection.1. Standard:GOST 12820- 80  GOST 12821- 80 2. Type:Plate flange,Blind,Lap Joint flange3. Pressure Class:PN10 PN16 PN25 PN40 PN634. Dimension:DN10-DN12005. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6.
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Loose sleeve flange with neck butt weld ringLoose flange butt welding ring loose sleeve with neck flange, butt welding ring loose sleeve plate flange, flat welding ring loose sleeve plate flange, plate type over loose flange, in addition, in order to meet the needs of locking after the device, there are holes in the rod part, these holes can make the bolt not loosen when vibrating. Some flange bolts without threaded light rods should be made thin, called thin rod flange bolts. This flange bolt facilitates the coupling of variable forces.
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Ring forgings are a product in the forging enterprise and a kind of forging. It is a round object made of steel billets (excluding plates) that are subjected to exterior pressure and molded thru plastic deformation to obtain excellent compressive force. This pressure is commonly completed via the use of a hammer or pressure. The forging manner builds extraordinary particle buildings and improves the bodily houses of the metal.
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We can produce various types of die forgings. Customers are welcome to come and customize according to the drawings
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A forging is an object in which metallic is subjected to strain and formed to the required form or suitable compressive pressure thru plastic deformation. This pressure is normally performed thru the use of a hammer or pressure. The casting procedure builds great particle constructions and improves the bodily homes of the metal. In the realistic use of components, a right sketch can make sure that the particle drift is in the path of the predominant pressure.
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The mechanical houses of castings are decrease than these of forgings of the same material. In addition, forging processing can make sure the continuity of the metallic fiber structure, preserving the fiber shape of the forging constant with the structure of the forging, and making sure the integrity of the metallic drift line. Yongxinsheng forgings can make sure that the components have exact mechanical houses and lengthy carrier life.
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Flat welded flanges are appropriate for pipeline structures with pretty low strain degrees and minimal stress fluctuations, vibrations, and vibrations.
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The ANSI Class rating of a flange is defined as the maximum amount of pressure that the flange can withstand at increasing temperatures. There are seven primary pressure classes for flanges. They are 150,300,400,600,900,1500,and2500.American standard flange connection is a detachable connection. It is the process of fixing two pipes, fittings, or equipment onto a flange, with flange gaskets added between the two flanges and bolts fastened together to complete the connection. American standard flange connection is an important connection method for pipeline construction.
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Flanges normally need to be produced in accordance with standards, and more often in accordance with national standards to produce flanges, that is: according to the size and tolerance range required by national standards to produce flanges, such standard flanges In use, although they can also be used, but more often, the requirements of industrial production for flanges are different, so the specifications of flanges will also change, for example, industrial production can not use standard flanges, only large flanges; Some industrial productions can only use smaller flanges, therefore, faced
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Shandong Shengli Forging Co., Ltd. specializes in producing various types of flanges, gear rings, and forgings. We welcome customers to visit and inspect1. According to the chemical industry (HG) industry standard: integral flange (IF), threaded flange (Th), plate flat welding flange (PL), neck butt welding flange (WN), neck flat welding flange (SO), socket welding flange (SW), butt welding ring loose flange (PJ/SE), flat welding ring loose flange (PJ/RJ), lining flange cover (BL (S)), flange cover (BL) [2].2.
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SABS 1123 Flanges are forged, threaded, screwed or plate flanges as manufactured. These additionally vary in the face kind of the flange such as the flat face, raised face and the ring kind joint. There are one-of-a-kind practical kinds in the SANS 1123 Flanges such as socket weld ring flange, threaded ring flange, blind flange, weld neck flange, slip on flange, lap joint flange and so on. The dimensions of the flanges differ in accordance to the ASME B16.5 standard.
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Blind flange, additionally recognised as blind flange, is formally referred to as flange cover. It is a flange barring a gap in the middle, used to seal pipeline plugs. There are many sorts of sealing surfaces, which include flat, convex, concave convex, tenon groove, and ring connection surfaces.1. Standard:JIS B2220 2. Type:BLIND3. Pressure Class:5k;10k;16k;30K:40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS4007. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9.
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In the flange, FF represents a flat sealing surface, whilst in the Japanese standard, SOP is a plate kind flat welding flange, SOH is a neck flat welding flange, and BL is a flange cowlSocket welding flange (SW)Socket welding flangeSocket Welding FlangeSealing floor form: protruding floor (RF), concave and convex floor (MFM), tongue and groove floor (TG), ring connection floor (RJ)Materials: Carbon Steel: ASTM A105, 20#, Q235, 16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70;Alloy steel: ASTM
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1. Standard:JIS B22202. Type:SOP SOH3. Pressure Class:5K 10K 16K 20K 30K 40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS400/SF440A7. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9. Delivery time:30 ~60 days after confirm the order1. Standard:JIS B22202. Type:SOP SOH3. Pressure Class:5K 10K 16K 20K 30K 40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS400/SF440A7. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9.
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1. Standard:JIS B22202. Type:SOP SOH3. Pressure Class:5K 10K 16K 20K 30K 40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS400/SF440A7. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9. Delivery time:30 ~60 days after confirm the order1. Standard:JIS B22202. Type:SOP SOH3. Pressure Class:5K 10K 16K 20K 30K 40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS400/SF440A7. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9.
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Flat welded flanges are suitable for pipeline systems with relatively low pressure levels and minimal pressure fluctuations, vibrations, and vibrations. The advantage of flat welding flanges is that they are easier to align during welding and assembly, and their price is relatively cheap, making them widely used.1. Standard:JIS B22202. Type:SOP SOH3. Pressure Class:5K 10K 16K 20K 30K 40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS400/SF440A7. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9.
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The main use of flange is to connect pumps, pipes, valves, and other equipment to make a pipework system. Usually, flanges are threaded or welded, and you can connect two flanges by bolting them with gaskets and providing a seal that gives easy access to the piping system.1. Standard:JIS B2220 2. Type:SOP3. Pressure Class:1k;5k;10k;16k;30K:40K4. Dimension:10A-1200A5. Surface Treament:Anti-rust oil; Yellow paint; Black paint;Hot dip Galavnised; Zinc.6. Raw Material:SS4007. Packing:Wooden Case, Pallet.8. Payment:L/C, T/T9. Delivery time:30 ~60 days after confirm the order1.
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Relate News
Flange , also called flange flange disk or flange. Flange is a pipe and pipe interconnecting parts, for the connection between the pipe end; also used in the equipment import and export flange, for the connection between the two devices, such as reducer flange. Flange connection or flange joint, refers to the flange, gasket and bolt three interconnected as a group of combined sealing structure of the detachable connection. Piping flange refers to the piping device in the piping flange, used in equipment refers to the import and export of equipment flange.
1: According to the chemical industry (HG) industry standards: integral flange (IF), threaded flange (Th), plate welding flange (PL), necked butt-welding flange (WN), necked plain welding flange (SO), socket welding flange (SW), butt-welding ring loose set flange (PJ/SE), plain welding ring loose set flange (PJ/RJ), lining flange cover (BL (S)), flange cover (BL).2: According to the petrochemical (SH) industry standards: threaded flange (PT), butt-welding flange (WN), flat welding flange (SO), socket weld flange (SW), loose set flange (LJ), flange cover (not table note).3:According to machiner
In August 2022, in order to improve the production efficiency as well as the quality of our products, our company purchased 12 new CNC lathes, which improved the efficiency of our employees by a big piece.At the end of 2022, Jinan Zhangqiu District Puji Street Office held the "2022 Annual Entity Economy Commendation Meeting", which recognized our company's initiatives in technology research and development this year, and awarded our company the "Science and Technology Innovation Award".
In the summer of 2021, our flanges successfully passed the certification of Daewoo Shipyard in Korea, so our company has passed the certification of all the three major shipyards in Korea, including Daewoo, Samsung and Hyundai.At the end of 2021, Jinan Zhangqiu District Puji Street Office held the "2021 Annual Entity Economy Commendation Meeting", which recognized our company's contribution to public welfare this year, and awarded us the "Love Public Welfare Award".On February 9th, 2022, the company held a ceremony and the first lesson, the general manager of the compan
At the end of 2020, Jinan Zhangqiu District Puji Street Office held a "financial revenue of more than 100 million yuan and the real economy commendation meeting", the meeting recognized many enterprises, because of our company in the last year's implementation of the production safety work is excellent, the street office to our company issued a "Safety Star "Recognition.In 2021, due to our company's continuous innovation in production technology and successive development of new patents, we finally declared as a successful high-tech enterprise.