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yayeindustrial

Pipe Fittings Manufacturer in China

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100% Tested Manufacturer of Buttweld Fittings in China

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Table of Content

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Find ASME B16.9 Fitting & Steel Pipe Fittings Soecification & Weight Chart

Pipe Fittings Specification

Fitting size icon

Pipe Fitting Sizes

  • Buttweld Size: 1/2″ To 36″
  • Welded Size : 24″ To 96″
  • Seamless Size : 1/2″ To 24″
fitting thickness icon

Buttweld Fittings Common Thickness

  • SCH 5, Sch 10
  • SCH 40, Sch 80, sch 100
  • SCH XS, Sch XXS
Pipe Testing

ASME B16.9 Fittings Testing

  • Mechanical Testing
  • Hardness Test
  • Chemical Analysis
  • PMI Test
Standards

Industrial Fittings Standards

  • ASME B16.9
  • ASME B16.28
  • DIN/ JIS/ EN/ ISO
pipe manufacturing process

Steel Pipe Fittings Manufacturing Process

  • Casting
  • Forged
  • Welding
  • Pushing
coating icon

Bw Fitting Types Of Coating

  • Zinc coatings
  • Anti rust
  • Back painting/li>
  • PE/ PTFE/ FBE coating
Origins

Industrial Fittings Origins

  • Qatar
  • China
  • Germany
  • Indonesia, India
fittings type

Types of Welded Fittings

  • Elbow, Tee, Stub end
  • Reducer,End cap
  • Pipe bend
  • Pipe cross
Applications

Welded Pipe Fittings Applications

  • Power stations
  • Oil and Gas
  • Sea water exchange
  • Nuclear energy sector
Documentation

Seamless Fittings Documentation

  • Fumigation certificates
  • Raw material test reports
  • Material traceability records
  • Heat treatment charts
pipe bending

Large Diameter Pipe Fittings Method Of Pipe Bending

  • Thickness, Length
  • Outer diameter
  • Inner diameter
  • Straightness, Ovality
Disadvantages

Steel Buttweld Fittings Disadvantages

  • Fatigue damage
  • Not suitable for high pressures
  • Weak components
  • Cracked pipes
Packaging

Seamless Fittings Packaging

  • Bundled
  • Bubble Wraps
  • Wooden Box
Advantages

Steel Buttweld Fittings Advantages

  • Ease of repair
  • Lower costs
  • Improved flow
  • Fewer leaks
Process icon

Industrial Fitting Process

  • Plain End (PE)
  • Threaded End (TE)
  • Bevelled End (BE)
Methods

Methods of Pipe Fittings

  • Welded
  • Buttweld
  • Seamless

Types of Steel Pipe Fittings


Pipe Fittings Supplier in China Provides a Wide Variety of Pipe Fittings Types used in Chemical, oil & gas Industries.


Buttweld Pipe Fittings

Buttweld Pipe Fittings

Bw Fitting

Bw Fitting

Welded Fittings

Welded Fittings

Seamless Pipe Fittings

Seamless Pipe Fittings

Welded Pipe Fittings

Welded Pipe Fittings

Industrial Fitting

Industrial Fitting


Seamless Pipe Fittings Size Chart

Pipe Fittings Manufacturer in China Offers a Various Range of Size

Product NPS Outside Dia (mm) Inside Dia (mm) (Sch 40S) Wall Thick (mm) (Sch 40S) Inside Dia (mm) (Sch 80S) Wall Thick (mm) (Sch 80S)
90° Elbow 1/2″ 21.3 15.76 2.77 13.84 3.73
90° Elbow 1″ 33.4 26.64 3.38 24.30 4.55
90° Elbow 2″ 60.3 52.48 3.91 49.22 5.54
End Cap 1/2″ 21.3 15.76 2.77 13.84 3.73
End Cap 1″ 33.4 26.64 3.38 24.30 4.55
End Cap 2″ 60.3 52.48 3.91 49.22 5.54
45° Elbow 1/2″ 21.3 15.76 2.77 13.84 3.73
45° Elbow 1″ 33.4 26.64 3.38 24.30 4.55
45° Elbow 2″ 60.3 52.48 3.91 49.22 5.54
Equal Tee 1/2″ 21.3 15.76 2.77 13.84 3.73
Equal Tee 1″ 33.4 26.64 3.38 24.30 4.55
Equal Tee 2″ 60.3 52.48 3.91 49.22 5.54

Wall Thickness of Industrial Steel Pipe Fittings

Schedule 40S
90° Elbow 0.08 0.26 0.4 0.7 0.08 0.15 1.4 2.2 10.89 21.54 4.47 6.8 38.56 99.79 129.73 59.42 79.38 162.38 225.89
Equal tee 0.1 0.59 0.86 1.28 0.17 0.29 2.19 3.31 10.99 20.91 5.27 9.63 35.38 99.79 129.73 62.14 79.31 162.39 225.9
45° Elbow 0.04 0.17 0.23 0.4 0.04 0.11 0.77 1.08 5.44 10.77 1.47 2.84 19.27 45.81 59.4 29.71 35.15 74.84 105.23

ASME B16.9 Fittings Tolerance Chart

Nominal Pipe Size ½ to 2½ 4 5 to 6 3 to 3½ 12 to 18 8 10 32 to 48 20 to 24 26 to 30
Fittings OD at Bevel in +0.06, -0.03 ±0.6 +0.09, -0.06 ±0.6 +0.16, -0.12 +0.09, -0.06 +0.16, -0.12 +0.25, -0.19 +0.25, -0.19 +0.25, -0.19
mm +1.6, -0.8 ±1.6 +2.4, -1.6 ±1.6 +4.0, -3.2 +2.4, -1.6 +4.0, -3.2 +6.4, -4.8 +6.4, -4.8 +6.4, -4.8
ID at Bevel ± in 0.03 0.06 0.06 0.06 0.12 0.06 0.12 0.19 0.19 0.19
mm 0.8 1.6 1.6 1.6 3.2 1.6 3.2 4.8 4.8 4.8


Difference Between Welded & Seamless Buttweld Fittings

Difference Between Welded & Seamless Buttweld Fittings

Welded VS Seamless Fittings

Property Welded Fitting Seamless Fitting
Manufacturing manufacturing process with ERW welded carbon steel pipe manufacturing process with seamless pipes
Bore Size Above 24 inches Below 24 inches
Pipe Size ½”” to 72″ 12″
Welding Having one & two welds. Not welds
Capacity Low capacity Higher capacity


Seamless Fittings Used in Oil And Gas Industry & Check Testing Methods of Welded Pipe Fittings

Applications of Seamless & Welded Fittings

Applications of Seamless & Welded Fittings

Applications

  • Nuclear energy sector
  • Power stations
  • Oil and Gas
  • Petrochemicals
  • Sea water exchange




Pressure types of Steel Pipe Fittings

Types Pressure Capacity
Elbow Low pressure
End Cap High pressure
Tee High pressure
Reducer High pressure level
Stub End High pressure and temperature
Pipe Bend High pressure

Methods for Testing Materials before Accepting Delivery

  • Straightness of the ends of the fitting
  • Reducer Concentricity
  • Length
  • Thickness schedule no
  • Diameter
  • Elbows & bends Degree

Manufacturing Process of Pipe Fitting

Elbow Manufacturing Process

elbow manufacturing process

Tee Manufacturing Process

Tee Manufacturing Process

Reducer Manufacturing Process

Reducer Manufacturing Process

What is the average lifespan of Yaye Industrial pipe Fittings?

Materials years
Copper 70-80 years
Brass 80-100 years 
Galvanized stee 20-50 years 
Cast iron 80-100 years 
PVC  25-40 years

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