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

Steel pipe/

ASTM A335 P5 Alloy Steel Pipe

Dimension:1/2in to 48in

Material:ASTM A335/ASME SA 335 P5, P9, P11, P22, P91

Standard:ASME B16.9,ASME B16.28,BS 1640,BS1965, DIN2605, 

                              DIN2616,EN10253-1, GOST 17376,GOST 17378,MSS SP-75  

Inspection:MT, PT,UT,VT etc

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

ASTM A335 P5 Alloy Steel Pipe

Specification :
Size:1/8NB TO 48NB IN
Standards:ASTM A 335, ASME SA 335, ANSI B36.10
Type:Seamless
Specialized in:Large Diameter Size
Wall Thickness:Schedule 20 – Schedule XXS (heavier on request) up to 250 mm thk.
Form:Round, Square, Rectangular, Hydraulic Etc.
Length:Single Random, Double Random & Cut Length.
Tubing End:Plain End, Beveled End, Treaded.
Chemical Compositions :
C, %Mn, %P, %S, %Si, %Cr, %Mo, %
0.015 max0.30-0.600.025 max0.025 max0.50 max4.00-6.000.45-0.65
Mechanical Properties :
Tensile Strength, MPaYield Strength, MPaElongation, %
415 min205 min30 min
Heat Treatment Requirements :
 P5, P9, P11, and P22  
GradeHeat Treatment TypeNormalizing Temperature Range F [C]Subcritical Annealing 
or Tempering 
Temperature Range F 
[C]
P5 (b,c)Full or Isothermal Anneal 
 Normalize and Temper*****1250 [675]
 Subcritical Anneal (P5c only)*****1325 – 1375 [715 – 745]
P9Full or Isothermal Anneal 
 Normalize and Temper*****1250 [675]
P11Full or Isothermal Anneal 
 Normalize and Temper*****1200 [650]
P22Full or Isothermal Anneal 
 Normalize and Temper*****1250 [675]
P91Normalize and Temper1900-1975 [1040 – 1080]1350-1470 [730 – 800]
 Quench and Temper1900-1975 [1040 – 1080]1350-1470 [730 – 800]
Tensile Requirements :
 Seamless 
P-5P-9P-11P-22P-91P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC].
Tensile   Strength, min.,   psi
ksi6060606085
MPa415415415415585 
Yield Strength,   min., psi 
ksi3030303060 
MPa205205205205415 
Wall Thickness :
NPS [DN] DesignatorTolerance, % from Specified
OverUnder
1/8 to 2 1/2 [6 to 65] incl., all t/D ratios20.0%12.5%
Above 2 1/2  [65], t/D < or = 5%22.5%12.5%
Above 2 1/2  [65], t/D > 5%15.0%12.5%
(t = Specified Wall Thickness; D = Specified Outside   Diameter)
Types Of Alloy Steel ASTM a335 p5 70/30 Pipes & Tubes :

•   Alloy Steel P5 Seamless Pipes & Tubes
•   Alloy Steel P5 Welded Pipes & Tubes 
•   Alloy Steel P5 Erw Pipes & Tubes
•   Alloy Steel P5 Efw Pipes & Tubes
•   Alloy Steel P5 Fabricated Pipes & Tubes•   Alloy Steel P5 Square Pipes & Tubes
•   Alloy Steel P5 Rectangular Pipes & Tubes
•   Alloy Steel P5 Round Pipes & Tubes
•   Alloy Steel P5 High Pressure Pipes & Tube

ASTM A335 STEEL PIPE

Export Destination of Alloy Steel Pipe Fitting ASTM A234 WP9 tee

HONGCHENG LIMITED CHINA have exported Alloy Steel Pipe , ASTM A333 p5 pipes to over 60 countries including Sudan,UAE, UK, Iran, Iraq, Qatar, Bahrain, Oman, Yemen, Lebanon, Jordan, Saudi Arabia, Malaysia, Indonesia, Singapore, Australia, New Zealand, USA, Canada, Mexico, Brazi, Netherlands, Germany, Italy, Spain, Serbia, Kuwait, Peru, Nigeria, Poland, South Africa, Denmark, Turkey, Egypt, Venezuela, Kuwait, Madagascar, Angloa & Srilanka. we stock reputation factory material from chengde, baosteel, vallourec tianda, kanghong, hengyang valin ,JFE etc,the stock list update weekly.

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.
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
method
Shipping
method
Remark
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

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