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hebeihaihao

Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.


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Butt weld pipe fittings

At Haihao, we manufacture and stock a lot range of steel piping products . These products include: Steel pipes, Pipe fittings; Forged flanges , in various specifications and materials (Carbon steel ,Alloy steel ,Stainless steel.) We are professional butt weld pipe fittings supplier in China, supply butt weld elbow, butt weld tee, butt weld stub end, butt weld reducer, butt weld cap, butt weld swaged nipple. Any butt weld pipe fittings you need in piping construction, you can find in the list of Haihao Products !

Butt Weld Fitting TypeButt Weld Fitting StandardButt Weld Fitting MaterialButt Weld Fitting Dimension

Butt Weld Fitting Type


10INCH ASME/ANSI B16.9 Carbon Steel XS 90 Degree Elbow

10INCH ASME/ANSI B16.9 Carbon Steel XS 90 Degree ElbowASME/ANSI B16.9 elbow is one kind of pipe fittings which can change the liquid or gas flowing direction in a piping system ...


ASME/ANSI B16.9 DN40*40 A234 WPB SCH40 Equal Tee

The ASME/ANSI B16.9 tee is T-shaped with two outlets,the two outlets are 90 degree direction change to the main line.ASME/ANSI B16.9 tee also looks like a short piece of pipe w ...


ASTM A234 WP11 Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of ASTM A234 WP11 pipe fitting.We can supply all the range of the fittings in high quality and soon delivery,the products ...


ASTM A234 WP22 Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of A234 WP22 pipe fitting.What is ASTM A234 WP22 pipe fitting?It means the pipe fittings which material is ASTM A234 WP22 ...


ASTM A234 WP5 Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of ASTM A234 WP5 pipe fitting.The ASTM A234 WP5 pipe fitting contain:elbows,tees,reducers,caps,cross,bends,laterals etc.W ...


ASTM A234 WP9 Pipe Fitting

Haihao Group is a leading manufacturer of ASTM A234 WP9 pipe fittings.Our plant acquired world class approved certifications like the API,ISO9001,ISO14001,CE/PED,ABS and we kee ...


ASTM A234 WP91 Pipe Fitting

Haihao Group is a leading manufacturer of ASTM A234 WP91 pipe fittings.The products are used for the pressure piping systems of moderate and high temperature services.What is A ...


ASTM A403 WP304 Pipe Fitting

Haihao Pipe Fittings Factory is a professional manufacturer of ASTM A403 WP304 pipe fitting.What is ASTM A403 WP304 pipe fitting?It means the pipe fitting which material is AST ...


ASTM A403 WP304H Pipe Fitting

ASTM A403 WP304H pipe fitting means the steel pipe fitting which material is wrought austenitic stainless steel and grade is ASTM A403 WP304H.ASTM A403 WP304H Pipe FittingASTM ...


ASTM A403 WP304L Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of ASTM A403 WP304L pipe fitting.(What is ASTM A403 WP304L pipe fitting?)The ASTM A403 WP304L pipe fitting means the pipe ...


ASTM A403 WP321 Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of ASTM A403 WP321 pipe fitting.What is ASTM A403 WP321 pipe fitting?The ASTM A403 WP321 pipe fitting means the pipe fitt ...


ASTM A403 WP321H Pipe Fitting

Haihao Pipe Fittings Factory is a leading manufacturer of ASTM A403 WP321H pipe fittings.What is ASTM A403 WP321H pipe fitting?The ASTM A403 WP321H pipe fitting means the pipe ...


ASTM A420 WPL6 Pipe Fittings

Haihao Group is professional manufacturer of pipe fittings,steel pipe and flanges products.The ASTM A420 WPL6 pipe fittings are one kind of butt weld pipe fittings,which are us ...


Butt Weld Elbows 45, 90 and 180 degrees-Butt Weld Pipe Fittings

Seamless Carbon Steel ElbowElbows 45° – 90° – 180° LR/SRThe function of a elbow is to change direction or flow in a piping system. By default, there are 5 opportuni ...


Butt weld fitting: Butt Weld Stub End

A Stub End always will be used with a lap joint flange, as a backing flange; both are shown on the image below. This flange connections are applied, in low-pressure and non cri ...


Butt Weld Pipe Fittings-butt welding pipe fittings

Definition: What is a butt welding pipe fitting?Butt welding is a connecting method of welding . There are no parallel and overlap in this welding technique.This process is the ...


Butt Welding Weldolet-Butt Weld Pipe Fittings

Stainless Steel Butt Welding WeldoletWeldolet is the most common of all branch connections, and is welded onto the outlet pipe. The ends are bevelled to facilitate this process ...


Pipe Cap Manufacturing Method : Deep Drawing

Pipe Cap Manufacturing Method : Deep DrawingOne of the most common manufacturing methods for caps, where plate is cut out in a circle and formed by deep drawing.Deep drawing is ...


Pipe End Cap-Butt Weld Pipe Fittings

carbon steel pipe capButtweld fitting:Butt Weld CAPBasically a cap will be applied, to shut down the end of a pipe. The Cap, as it is shown in the image below, is available for ...


Pipe Swage Nipple-Butt Weld Pipe Fittings

Swage Nipples Definition:A pipe nipple is a length of straight pipe with male threads on both ends. It is one of the most popular category of pipe fittings. It is a connector o ...


Reducer Concentric and Eccentric-Butt Weld Pipe Fittings

Stainless Steel ReducerButt Weld fitting:Reducer Concentric and EccentricReducers be applied, to change from pipe diameter in one direction. Standard there are 2 possibilities, ...


SCH80S ASME/ANSI B16.9 10INCH Stainless Steel Cap

SCH80S ASME/ANSI B16.9 10inch Stainless Steel CapASME/ANSI B16.9 cap is the pipe fittings designed to be the ends of a piping.The ASME/ANSI B16.9 is used to block off the end o ...


Seamless Elbow Manufacturing Method : Cold Bending

Seamless Carbon Steel Elbow Cold bending is a quick and inexpensive bending method. It is a competitive option for making pipelines and machine parts, for instance. Using ...


Seamless Elbow Manufacturing Method : Heat Bending

 Seamless Carbon Steel ElbowHeat Bending : One of the most common manufacturing methods for manufacturing Elbows from pipes. After heating the raw material, it is pushed o ...


Seamless Reducer Manufacturing Method:Pressing Stereotype

Concentric and Eccentric Reducer Reducers be applied, to change from pipe diameter in one direction. Standard there are 2 possibilities, the concentric reducer, is usually ...


Seamless Tee Manufacturing Method : Hot-drawing Forming

Butt Weld Seamless Tee The hot-extrusion process consists of enclosing a piece of metal, heated to forging temperature, in a chamber called a “container” havin ...


Seamless Tee Manufacturing Method : Push Stereotype

 Seamless Tee The primary purpose of a tee is to make a 90° branch from the main run of pipe. Standard there are 2 possibilities, on behalf of the equal tee and reduc ...


Small Dimension Welded Elbow Manufacturing Method:Pressing St ...

Small Dimension Welded ElbowThe function of a elbow is to change direction or flow in a piping system. By default, there are 5 opportunities, the 45°, 90° and 180° elbows, all ...


Stub End Manufacturing Method : Pressure Molding

Stub End Made by Pressure MoldingA stub end always will be used with a lap joint flange,as a backing flange; both are shown on the image below. This flange connections are appl ...


Tees and Crosses Straight and Reducing-Butt Weld Pipe Fittings

carbon steel equal teeTees straight and reducingThe primary purpose of a Tee is to make a 90° branch from the main run of pipe.Standard there are 2 possibilities, on behalf of ...


No. 1 Page,Total 2 Pages12

Butt Weld Fitting Standard


ANSI/ASME B16.28 Butt Weld Elbow 90/180 Deg Short Radius

1 SCOPE 1.1 General This Standard covers ratings, overall dimensions, testing, tolerances, and markings for wrought carbon and alloy steel butt welding short radius elbows and ...


ASME B16.49 Butt welding induction bends for transportation a ...

This Standard covers design, material, manufacturing, testing, marking, and inspection requirements for factory-made tangent pipe bends of carbon steel materials having control ...


ANSI/ASME B16.25-Butt welding ends

This Standard covers the preparation of butt welding ends of piping components to be joined into a piping system by welding. It includes requirements for welding bevels, for ex ...


ASME/ANSI B16.9-Factory-Made Wrought Steel Butt Welding Fittings

1.Scope:1.1 GeneralThis Standard covers overall dimensions, tolerances, ratings, testing, and markings for factory-made wrought butt welding fittings in sizes NPS 1/2 through N ...


BS 1640 steel butt welding pipe fittings for the petroleum in ...

DIN EN 10253-1 Butt-welding pipe fittings – Part 1: Wrought carbon steel for general use and without specific inspection requirementsThe document specifies requirements f ...


BS 1965 carbon steel butt welding pipe fittings for pressure ...

Our fittings are all manufactured in line with BS1965 (EN 10253) requirements. The material for Elbows and Reducers is seamless or ERW tube to BS3602 Grade 430. The material fo ...


DIN 2605 butt welding pipe fittings elbows and bends

This standard specifies seamless and welded steel elbows and bends that are intended to be butt welded to pipes. Although the wall thicknesses specified correspond to those of ...


DIN 2616 Steel Butt-Welding Pipe Fittings:Eccentric Reducer

Concentric reducers – DIN 2616 part 2 Seamless carbon steel concentric reducers to DIN 2616-part 2, manufactured from seamless carbon steel pipe St 35.8 class I to DIN 17 ...


DIN 2615 steel butt welding pipe fittings tees

Tees are pipe fittings that are used to delivery lines to feed certain appliances and pieces of equipment.You can get types of tee in various measurements and specifications,wi ...


DIN 2617 pipe end caps butt welding pipe fittings

DIN 2617 Caps introduction DIN 2617 Caps are made of materials as HII, 15Mo3, 13CrMo44, 10CrMo910, 1.4541, 1.4571 according to DIN 2617, DIN 2609(reference), with DN15-DN300 in ...


EN 10253-1 Butt-welding pipe fittings Wrought carbon steel

Fittings: the following standards are replaced by EN 10253DIN 2605 ElbowsDIN 2615 TeesDIN 2616 ReducersDIN 2617 CapsEN 10253-1 Butt-welding pipe fittings – Part 1: Wrough ...


EN 10253-2 butt welding pipe fittings non alloy and ferritic ...

Fittings: the following standards are replaced by EN 10253EN 2605 ElbowsEN 2615 TeesEN 2616 ReducersEN 2617 CapsEN 10253-2 butt welding pipe fittings – Part 1: Wrought ca ...


GOST 17375 - Sharply curved bends type 3D (R ≈ 1,5 DN)

GOST 17375 – Sharply curved tangent pipe bends type 3D (R ≈ 1,5 DN).The bend intends for smooth changing the direction of the pipeline.3D (R=1,5 DN), θ=900С, second perfo ...


GOST 17376 Butt Weld Tees : Seamless and Welded,Carbon Steel ...

GOST 17376 – Seamless welded pipeline parts from carbon and low alloy steel TEESGOST 17376 equal and reducing teeDNDTD1T1FHМасса. кг152.021.32.025250.1921.33.23.20.304.04 ...


GOST 17378 butt welding fittings reducers carbon and low-allo ...

GOST 17378 – Carbon and low-alloy steel butt-welding fittings. ReducersConcentric and Eccentric ReducersDuring construction of pipelines it is inevitable that problems re ...


MSS SP-43 Wrought and Fabricated Butt-Welding Fittings

1.SCOPE 1.1 This Standard Practice provides dimensions, tolerances, and markings for butt-welding fittings for low pressure, corrosion resistant applications.1.2 This Standard ...


MSS SP75 Butt-Welding Fittings Wrought High-Strength Low-Allo ...

1.SCOPE 1.1 This specification covers factory-made, seamless and electric fusion-welded carbon and low-alloy steel, butt-welding fittings for use in high pressure gas and oil t ...


Butt Weld Fitting Material


ASTM A105 Carbon Steel Forgings for Piping Applications

ASTM A105 Carbon Steel Butt Weld Pipe FittingsASTM A105 Carbon Steel is the most common forged material of group of materials under ASME/ANSI B16.5 standard (Pipe flanges and f ...


ASTM A234 WP11 Alloy Steel Pipes Fittings for Moderate and Hi ...

ASTM A234 WP11 Alloy Steel ElbowASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typical applications in ...


ASTM A234 WP22 Alloy Steel Pipes Fittings for Moderate and Hi ...

ASTM A234 WP22 90 Deg Large Radius Elbow ASME B16.9ASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typi ...


ASTM A234 WP5 Alloy Steel Pipes Fittings for Moderate and Hig ...

ASTM A234 WP5 Alloy Steel 45 Deg ElbowASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typical applicati ...


ASTM A234 WP9 Alloy Steel Pipes Fittings for Moderate and Hig ...

ASTM A234 WP9 Alloy Steel 45 Deg ElbowASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typical applicati ...


ASTM A234 WPB Pipes Fittings of Wrought Carbon Steel and Allo ...

ASTM A234 WPB Carbon Steel 180 Deg ElbowASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typical applica ...


ASTM A234 WPC Pipes Fittings of Wrought Carbon Steel and Allo ...

ASTM A234 WPC Carbon Steel ElbowASTM A234 refers to pipe fittings of wrought carbon steel and alloy steel for use in moderate and elevated temperatures. Typical applications in ...


ASTM A403 WP304L Wrought Austenitic Stainless Steel Piping Fi ...

ASTM A403 WP304L Stainless Steel ASME B16.9 Butt Weld ElbowASTM A403 WP304L Wrought Austenitic Stainless Steel Piping Fittings 1. Scope :1.1 This specification covers wrou ...


ASTM A403 WP316L Wrought Austenitic Stainless Steel Piping Fi ...

ASTM A403 WP316L Stainless Steel Elbow and CapASTM A403 WP316LWrought Austenitic Stainless Steel Piping Fittings1. Scope :1.1 This specification covers wrought stainless steel ...


ASTM A860 WPHY52 Butt Welding Fittings Wrought High Strength ...

ASTM A860 WPHY52 Wrought High Strength Ferritic Steel Butt Welding TeeASTM A860/A860M-090 Standard Specification for Wrought High-Strength Ferritic Steel Butt-Welding Fittings1 ...


ASTM A860 WPHY60 Butt Welding Fittings Wrought High Strength ...

ASTM A860 WPHY65 Butt Weld Elbows Tees ReducersASTM A860 WPHY60 Butt Welding Fittings Wrought High Strength Ferritic Steel1. Scope 1.1 This specification covers wrought high – ...


ASTM A860 WPHY65 Butt Welding Fittings Wrought High Strength ...

ASTM A860 WPHY65 Butt Weld Elbows And ReducersASTM A860 WPHY65 Butt Welding Fittings Wrought High Strength Ferritic Steel1. Scope 1.1 This specification covers wrought high-str ...


ASTM A860 WPHY70 Butt Welding Fittings Wrought High Strength ...

ASTM A860 WPHY70 Butt Welding ElbowASTM A860 WPHY70 Butt Welding Fittings Wrought High Strength Ferritic Steel1. Scope 1.1 This specification covers wrought high – strength fer ...


DIN St 37-3 carbon structural steel

DIN St 37-3 N steel plate is a kind of carbon structural steel.DIN St 37-3 N steel plate Application:Structural steel is steel construction material, a profile, formed with a s ...


GB 16Mn low-alloy high-tensile structural steel

The steel plate of 16Mn is applied to manufacture factory building, civil building and all kinds of engineering machinery in mine industry and various of civil construction, su ...


GB Q235 ordinary structural carbon steel for pipe fittings

GB Q235 ordinary structural carbon steel plate for pipe,flange and pipe fittingsWhat is Q235,The difference between Q235A and Q235B?Ordinary carbon steel – General Board, ...


GB Q345 low alloy high tensile structural steel

GB Q345/ASTM A572 Gr50 Alloy Structural Steel Square BarPlace of Origin:Hebei,China Brand Name:Haihao GroupShape:square bar Material:Alloy Structural SteelSteel Grade: ATSM A57 ...


JIS G3101 General Structure Hot Rolled SS400 Steel

JIS G3101 SS400 JIS G3101 SS400 steel plate/sheet, under JISG3101 standard, we can regard SS400 steel plate/sheet for general purpose structural steel.JIS G3101 SS400 is a tech ...


Butt Weld Fitting Dimension


ASME B16.9 Butt Weld 180 Deg Sr Elbow

NPSD(outer dimension)O(Center to Center)K(Back to Face)1″33.451411 1/4″42.264521 1/2″48.376622″60.3102812 1/2″731271003″88.91521213 1/2̸ ...


ASME B16.9 Butt Weld 45 90 Deg Sr Elbow

ASME B16.9 Butt Weld 45 90 Deg Sr ElbowNPSD(outer dimension)A(Center-to-End)1″33.4251 1/4″42.2321 1/2″48.3382″60.3512 1/2″73643″88.9763 1/2& ...


ASME B16.9 Butt Weld 45 Deg 3D Elbow

ASME B16.9 Butt Weld 45 Deg 3D ElbowNPSD(outer dimension)B(Center-to-End)1/2″21.3…3/4″26.7241″33.4311 1/4″42.2391 1/2″48.3472″60.3632 ...


ASME B16.9 Butt Weld 45 Deg Lr Elbow Dimensions

ASME B16.9 Butt Weld 45 Deg Lr Elbow DimensionsNPSD(outer dimension)B(Center-to-End)1/2″21.3163/4″26.7191″33.4221 1/4″42.2251 1/2″48.3292″60 ...


ASME B16.9 Butt Weld 90 Deg Lr Elbow

ASME B16.9 Butt Weld 90 Deg Lr ElbowNPSD(outer dimension)A(Center-to-End)1/2″21.3383/4″26.7381″33.4381 1/4″42.2481 1/2″48.3572″60.3762 1/2&# ...


ASME B16.9 Butt Weld Cap

ASME B16.9 Butt Weld CapNPSD(outer dimension)H(Length)t(Wall Thickness)H1(Length)1/2″21.325.44.5725.43/4″26.725.43.8125.41″33.438.14.5738.11 1/4″42.238. ...


ASME B16.9 Butt Weld Equal Tee

ASME B16.9 Butt Weld Equal TeeNPSD(outer dimension)C(Center-to-End)M(Center-to-End)1/2″21.325253/4″26.729291″33.438381 1/4″42.248481 1/2″48.357572 ...


ASME B16.9 Butt Weld Reducer

ASME B16.9 Butt Weld ReducerNPSD(outer dimension)D1(outer dimension)H(Length)3/4×1/226.721.3381×1/233.421.3511×3/433.426.7511 1/4×1/242.221.3511 1/4×3/442.226.7511 1/4×142.233. ...


ASME B16.9 Butt Weld Reducing Elbow

ASME B16.9 Butt Weld Reducing ElbowNPSLD(Large End)SD(Small End)A(Center to End)2×1 1/260.348.3762×1 1/460.342.2762×160.333.4762 1/2×27360.3952 1/2×1 1/27348.3952 1/2×1 1/47342 ...


ASME B16.9 Butt Weld Reducing Tee

ASME B16.9 Butt Weld Reducing TeeNPSD(outer dimension)D1(outer dimension)C(Center-to-End)M(Center-to-End)3/4×1/226.721.329291×1/233.421.338381×3/433.426.738381 1/4×1/242.221.34 ...


ASME B16.9 Butt Weld 180 Deg Lr Elbow

ASME B16.9 Butt Weld 180 Deg Lr ElbowNPSD(outer dimension)O(Center to Center)K(Back to Face)1/2″21.376483/4″26.776511″33.476561 1/4″42.295701 1/2″ ...


ASME B16.9 Stub Ends

A stub end always will be used with a Lap Joint flange,as a backing flange; both are shown on the image below.This flange connections are applied,in low-pressure and non critic ...


Butt welding lateral tee production and specification of Haih ...

As we know the lateral tee could be both seamless and welded.Seamless lateral tee is made from steel forgings and welded lateral tee is made from steel pipes.The lateral tee re ...


MSS SP-43 Stub End

A stub end always will be used with a Lap Joint flange,as a backing flange;both are shown on the image below.This flange connections are applied,in low-pressure and non critica ...


MSS SP-75 Butt Weld 45 Deg Lr Elbow

The function of a 45° elbow is the same as a 90° elbow,but the measurement of dimensions is different to that of the 90° elbow.The radius of a 45° elbow is the same as the radi ...


MSS SP-75 Butt Weld Cap

Basically a cap will be applied, to shut down the end of a pipe.The cap,as it is shown in the image below,is available for all pipe dimensions,and is sometimes also used for ot ...


MSS SP-75 Butt Weld Equal Tee

The primary purpose of a tee is to make a 90° branch from the main run of pipe.Standard there are 2 possibilities,on behalf of the equal tee and reducing tee.The equal tee (or ...


MSS SP-75 Butt Weld Reducer

Reducers be applied, to change from pipe diameter in one direction. Standard there are 2 possibilities, the concentric reducer, is usually used in vertical pipe lines, and the ...


MSS SP-75 Butt Weld Reducing Tee

When we talk about a tee NPS 3, a equal or straight tee is intended. With a tee NPS 3 x 2 a reducing tee is intended. Although, officially a reducing tee will be indicated by 3 ...


MSS SP-75 Butt Weld R=3D Elbows

NPSOutside Diameter90°Elbow(Center to End)60°Elbow(Center to End)45°Elbow(Center to End)30°Elbow(Center to End)16164827.6919.8812.8818185431.1822.3814.4420206034.6224.8816.0622 ...


MSS SP-97 Reducing Weldolet

Weldolet is the most common of all branch connections, and is welded onto the outlet pipe. The ends are bevelled to facilitate this process, and therefore the weldolet is consi ...


MSS SP-97 Weldolet

Weldolet is the most common of all branch connections, and is welded onto the outlet pipe. The ends are bevelled to facilitate this process, and therefore the weldolet is consi ...


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