C&N HUITONG limited are leading steel pipe,fitting and flange Supplier since 1997.
Phone: +86-0317-6287569     E-mail: alloypipefitting@gmail.com

Pipe fitting/Elbows/


Standard : ASTM B221,ASTM B241, ASTM B209,ASTM B210, BS 1490
Feature : Stock regular sizes, Bevel weld end CNC machining acc B16.25
,Pressure test postive,OEM service, Customized bending available.

  • Product Details
  • FAQs
  • Packing & Delivery

nge of Butt Weld Fittings. These fittings are of premium quality and are highly durable which enables your machinery to work efficiently. These fittings are manufactured by premium quality metals and alloys with special coating to avoid corrosion or decay which ensure better contact between pipe and these fittings to provide a consistent and uninterrupted flow within the system. These fittings are available in different sizes, shapes, thickness and other dimensions as per allotted by our prestigious clients.

We provide various types of fittings such as fittings of steel and its alloys, fittings of copper and its alloys etc. These fittings are leak proof with life long warranty without compromising with the strength of these fittings. Along with all other qualities, our fittings are highly appreciated for their superior finish with sophisticated and sleek design.

Butt Weld Pipe Fittings
45, 90, 180 Deg. Long/Short Radius Elbows, Equal Tees, Reducing Tees, Equal Crosses, Reducing Crosses, Concentric Reducers, Eccentric Reducers, Caps, Barred Tees, etc.

Pipe Bend:
Size: 3?±-48?±
Radius: 3D, 4D, 5D, 6D, 8D, 10D
Angels: 22.5Deg, 30Deg, 45Deg, 60Deg, 90Deg

Pipe Fitting Standard:
B209 Specification for Aluminum and Aluminum-Alloy Sheet and Plate

ASTM-B-210 Drawn Seamless Aluminum Alloy Tubes for General Purpose & Pressure Applications.

B210 Specification for Aluminum and Aluminum-Alloy Drawn Seamless Tubes

B211 Specification for Aluminum and Aluminum-Alloy Rolled or Cold Finished Bar, Rod, and Wire

ASTM-B-221 Extruded Aluminum Alloy Tubes for General Purpose Applications. ASTM-B-234 Drawn Seamless Aluminum Alloy Tubes for Condensers & Heat Exchangers.

ASTM-B-235 Aluminum Alloy Extruded Tubes.Superseded by ASTM-B-221, ASTM-B-241 and ASTM-B-429.

B247 Specification for Aluminum and Aluminum-Alloy Die Forgings, Hand Forgings, and Rolled Ring Forgings

ASTM-B-241 Seamless Extruded Aluminum Alloy Pipe & Tube for General Purpose & Pressure Applications.

ASTM-B-313 Aluminum Alloy Round Welded Tubes,Manufactured from formed sheet and seam welded by continuous methods. .

ASTM-B-317 Extruded Aluminum Alloy Pipe for Electrical Bus Conductors.

ASTM-B-345 Seamless Extruded Aluminum Alloy Tubes & Pipe for Gas & Oil Transmission and Distribution Piping Systems.

ASTM-B-404 Seamless Aluminum Alloy Condenser & Heat Exchanger Tubes with Integral Fins.

ASTM-B-429 Extruded Aluminum Alloy Structural Pipe & Tube. ASTM-B-483 Drawn Aluminum Alloy Tubes for General Purpose Applications.

ASTM-B-491 Extruded Round Coiled Aluminum Alloy Tubes for General Purpose Applications.

ASTM-B-547 Aluminum Alloy Formed and Arc Welded Round Tube.

B660 Practices for Packaging/Packing of Aluminum and Magnesium Products

B881 Terminology Relating to Aluminum- and Magnesium-Alloy Products

D3951 Practice for Commercial Packaging

EN 485-1 Technical conditions for inspection and delivery

EN 485-2 Mechanical Properties EN 485-3 Tolerances for HOT Rolled Material

EN 485-4 Tolerances for COLD Rolled material

EN 515 Temper Designations EN 573-1 Numerical alloy designation system

EN 573-2 Chemical symbol designation system

EN 573-3 Chemical Compositions EN 573-4 Product forms in different alloys

Chemical Composition of Grade 5083 Alloy Steel Butt weld Fittings
B241 50830.08-0.120.3-0.60.2-0.5≤0.02≤0.0158-9.50.85-1.05
Mechanical Properties of ASTM A234 Alloy Steel WP91 Butt weld Pipe Fittings
GradeTensile Strength (Mpa)Yield Strength (Mpa)Elongation %
B241 5083≥590≥415≥20
Alloy Steel B241 5083 Buttweld Pipe Fittings Application

ASTM A234 WP91 Alloy Steel Pipe Fittings are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of ASTM A234 WP91 Alloy Steel Buttweld Pipe Fittings through a worldwide network of stock-keeping branches. These ASTM A234 WP91 Buttweld Fittings is use in various industries like :

  •  Alloy Steel WP91 Buttweld Pipe Fitting uses in Oil and Gas Pipeline
  •  ASTM A234 WP91 Buttweld Pipe Fittings uses in Chemical Industry
  •  Grade WP91 Alloy Steel Pipe Fittings uses in Plumbing
  •  Alloy Steel ASTM A234 WP91 Buttweld Pipe Fittings uses in Heating
  •  ASTM A234 WP91 Pipe Fittings uses in Water Supply Systems
  •  ASTM A234 WP91 Alloy Steel Buttweld Fittings uses in Power Plant
  •  Alloy Steel WP91 Butt weld Pipe Fittings uses in Paper & Pulp Industry
  •  WP91 Alloy Steel Buttweld Pipe Fittings uses in General Purpose Applications
  •  ASME SA234 Alloy Steel WP91 Pipe Fittings uses in Fabrication Industry
  •  Alloy Steel WP91 Buttweld Fittings uses in Food Processing Industry
  •  Alloy WP91 Buttweld Pipe Fittings uses in Structural Pipe

Frequently Asked Questions

Easy to enjoy our service by scan the follow Frequently Asked Questions

Q: What kind of material does HONGCHENG supply?

HONGCHENG generally specializes in alloy steel and specialty alloys. Some of these specialty alloys include Alloy 20, Duplex Alloys, Nickel Alloys such as various grades of Hastelloy (C276, C22), Aluminum, Chrome Moly ASTM A/ASME SA 335 P1, P2, P5, P9, P11, P12,P22, P23, P91, and P92 and aluminum material.
we also offer bending,CNC machining, coating service.

Q. What the define of pipe fittings?
Pipe fitting is the occupation of installing or repairing piping or tubing systems that convey liquid, gas, and occasionally solid materials. This work involves selecting and preparing pipe or tubing, joining it together by various means, and the location and repair of leaks.
Pipe fitting work is done in many different trades: Plumbing, HVAC, manufacturing, fire prevention, and many others. Pipe fitters (sometimes called simply “fitters”) are represented in the USA by the United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada.
Fitters work with a variety of pipe and tubing materials including several types of plastic, copper, steel, iron, aluminium, clay, and lead.

Q. What should I consider for buying pipe fittings?
A. Material, Size, Temperature and Pressure Ratings, Durability, Standards,surface coating etc.

Q. What are threaded fittings?
A. Thread fitting is the fitting with thread concetions,the regular screw standards are NPT and BSP.NPT is a U.S. standard for tapered threads used to join pipes and fitting and BSP is a family of standard screw thread types that has been adopted internationally for interconnecting and sealing pipe ends by mating an external (male) with an internal (female) thread.

Q. The define of flange?
A. A flange is usually in the shape of a plate or ring which forms a rim at the end of a pipe when fastened to the pipe.

Q.Do you provide Material Test Reports (MTR’s) ?
Relevant documents according to inspection test plan will be provide along with goods.

Q.What is a standard used in pipe fittings?
A. Standards are certain authentication given in reference to manufacture and installation of the product . Some common standards are BSP, NPT, ANSI, ASME etc

Q. My questions is not answered in this FAQs section, what do I do now?
A: Simply call us or email us at info@alloysteelfitting.com and we will do our best to effectively answer all of your product or order questions. .

All our pipe fitting and flange shipped with proper packing protection, and our factory with good experience on special products like polished pipe packing ,FBE coated fitting and pipe packing, oversizes fitting up to 3500mm packing&shipping.

Common shipping and packing for our products

Item Producs   Dimension Surface Packing
1 Flange below 60in varnish oil wooden case sea/air  
2 Flange over 60in varnish oil wooden pallet/steel frame sea/air For OD over 2.3m
3 Fitting below 24in varnish oil wooden case/pallet sea/air  
4 Fitting over 24in black painting wooden case/pallet sea/air  
5 Fitting over 24in black painting Nude packing Bulk vessel For OD over 2.32m
6 Pipe Below 8in bundle Woven bag/wooden case sea/air  
7 Pipe over 8in single piece Woven bag/wooden case sea/air  
8 Gasket all sizes   Cartons/wooden case sea/air  
9 Fastener all sizes   Cartons/wooden case sea/air  

Also we can fulfill customized packing and delivery requirements. some of our products packing pictures as below

Flange packing Flange packing Steel pipe wooden case packing

Pipe fitting pallet packing Forge fitting packing FBE pipe fitting packing
SPW gasket packing Steel pipe bulk cargo packing Steel frame packing
Steel pipe protection Customize products packing Customize products packing



Leave a Reply

Leave a message