Seamless Alloy Steel Tube

These Alloy steel pipes & tubes are used in different application industry like oil refineries, chemical plants, fertilizers plants, petrochemicals plants and sugar mills etc.

Classification :

Keywords: Steel Plate

PRODUCT DETAILS

Seamless Alloy Steel Tube

Type: Alloy Pipe, Alloy Tube, Alloy Steel Pipe, Alloy Steel Tube
Application: In Petroleum, Aerospace, Chemical, Power, Boilers, Military Industry

Specification: Outside Diameter: 1/8'' ~ 26''
                          Wall Thickness: SCH 30, 30, 40, 60, 80, 120, 140, 160, XS, XXS, STD
                          Length: Single Random, Double Random, Cut Length max to 23m
Standard & Grade: ASTM A333, A335 P5/P9/P11/P22/P91, DIN 17175, JIS G3458

End: Plain End, Beveled End, Thread End

Packing: Bundled with Hemp Rope/In Bulk
Alloy pipe is a kind of seamless steel pipe, its performance is much higher than that of general seamless steel pipe, because this type of steel pipe contains more Cr, its high temperature resistance, low temperature resistance, corrosion resistance performance is much better than  other Steel pipe , so the alloy pipe is widely used in petroleum, aerospace, chemical, electric power, boiler, military and other industries.

 

Product SEAMLESS / ERW / SAW ALLOY STEEL PIPE
Dimension 6 mm - 1080 mm
Thickness 1mm - 135 mm
Length 3 m - 12 m or according to the requirements of clients
Standard ASTM GB DIN
Steel grade A106/53/179/214/192/210 A/B/C
ST37.2/35.4/35.8/52/52.3/52.4/42/45
10# 20# 45#
P2, P12, P11, P22, P5, P9, P91 
T2, T11,T5,T9,T22, 4140, 12CrMo, 15CrMo, 12Cr2Mo, 1Cr5Mo, 2CrMo4, 1Cr9Mo, 10CrMo910, etc.  
Trade terms FOB/CIF/CFR
Payment terms T/T, L/C
Delivery port Tianjin, China
Delivery time 10 or according to the real quantity of the tubes
Surface treatment Black painting
Varnish painting
3PE
Hot galvanized
or other coating according to your requirements
Bare tube
End of tubes Beveled, plain, thread, plastic caps
Inspection Ultrasonic examination, eddy inspection, hydrosttic testing etc.
Package Bundles, lossen or according to your requirements
Certificate API 5L/5CT, ISO, PED etc.

 

Technical data

Chemical  Composition

C, % Mn, % P, % S, % Si, % Cr, % Mo, %
0.05-0.15 0.30-0.60 0.025 max 0.025 max 0.50-1.00 1.00-1.50 0.44-0.65

Mechanical Properties

Tensile Strength, MPa Yield Strength, MPa Elongation, %
415 min 205 min 30 min

Outside Diameter & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, mm
OD≤101.6 +0.4/-0.8
101.6<OD≤190.5 +0.4/-1.2
190.5<OD≤228.6 +0.4/-1.6
Cold Drawn Outside Diameter, mm Tolerance, mm
OD<25.4 ±0.10
25.4≤OD≤38.1 ±0.15
38.1<OD<50.8 ±0.20
50.8≤OD<63.5 ±0.25
63.5≤OD<76.2 ±0.30
76.2≤OD≤101.6 ±0.38
101.6<OD≤190.5 +0.38/-0.64
190.5<OD≤228.6 +0.38/-1.14
ASTM A530 & ASTM A335 NPS Outside Diameter, inch Tolerance, mm
1/8≤OD≤1-1/2 ±0.40
1-1/2<OD≤4 ±0.79
4<OD≤8 +1.59/-0.79
8<OD≤12 +2.38/-0.79
OD>12 ±1%

Wall thickness & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, %
OD≤101.6, WT≤2.4 +40/-0
OD≤101.6, 2.4<WT≤3.8 +35/-0
OD≤101.6, 3.8<WT≤4.6 +33/-0
OD≤101.6, WT>4.6 +28/-0
OD>101.6, 2.4<WT≤3.8 +35/-0
OD>101.6, 3.8<WT≤4.6 +33/-0
OD>101.6, WT>4.6 +28/-0
Cold Drawn Outside Diameter, mm Tolerance, %
OD≤38.1 +20/-0
OD>38.1 +22/-0
ASTM A530 NPS Outside Diameter, inch Tolerance, %
1/8≤OD≤2-1/2 +20.0/-12.5
3≤OD≤18, WT/OD≤5% +22.5/-12.5
3≤OD≤18, WT/OD>5% +15.0/-12.5
OD≥20, WT/OD≤5% +22.5/-12.5
OD≥20, WT/OD>5% +15.0/-12.5

 

Standard
ASTM A335--for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
ASTM A519--for Seamless Carbon and Alloy Steel Mechanical Tubing
ASTM A213--for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM ASME (S)A-335/(S)A-335M Grade and Chemical Composition

 

Grade UNS C≤ Mn P≤ S≤ Si≤ Cr Mo
P1 K11522 0.10~0.20 0.30~0.80 0.025 0.025 0.10~0.50 - 0.44~0.65
P2 K11547 0.10~0.20 0.30~0.61 0.025 0.025 0.10~0.30 0.50~0.81 0.44~0.65
P5 K41545 0.15 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P5b K51545 0.15 0.30~0.60 0.025 0.025 1.00~2.00 4.00~6.00 0.44~0.65
P5c K41245 0.12 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P9 S50400 0.15 0.30~0.60 0.025 0.025 0.50~1.00 8.00~10.00 0.44~0.65
P11 K11597 0.05~0.15 0.30~0.61 0.025 0.025 0.50~1.00 1.00~1.50 0.44~0.65
P12 K11562 0.05~0.15 0.30~0.60 0.025 0.025 0.50 0.80~1.25 0.44~0.65
P15 K11578 0.05~0.15 0.30~0.60 0.025 0.025 1.15~1.65 - 0.44~0.65
P21 K31545 0.05~0.15 0.30~0.60 0.025 0.025 0.50 2.65~3.35 0.80~1.60
P22 K21590 0.05~0.15 0.30~0.60 0.025 0.025 0.50 1.90~2.60 0.87~1.13
P91 K91560 0.08~0.12 0.30~0.60 0.020 0.010 0.20~0.50 8.00~9.50 0.85~1.05
P92 K92460 0.07~0.13 0.30~0.60 0.020 0.010 0.50 8.50~9.50 0.30~0.60

 

Note: (S)A335 P91 other chemical composition are : V 0.18~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.06~0.10
(S)A335 P92 other chemical composition are : V 0.15~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.04~0.09; W 1.5~2.00 ; B 0.001~0.006

 

Products Display

 

Factory video

 

Warehouse Storage

The steel supplied by our company is enclosed with the original material book of the steel factory.
* Customers can choose any length or other requirements they want;
* Ordering or purchasing all kinds of steel products or special specifications.
* Adjust the temporary lack of specifications in this library, saving you from the trouble of rushing to purchase;
* Transport services, can be delivered directly to your designated place;
The materials sold, we are responsible for the overall quality tracking, for you to eliminate worries.Our network export station has been exported to more than 50 countries and regions. 
Customers are located on five continents.200,000 tons of steel exported. Accumulated sales of hundreds of millions of yuan, won unanimous praise.
The company provides a variety of products to meet your various needs. Since the establishment of the company, we adhere to the "quality first, customer first, reputation based" business principle, always try our best to meet the potential needs of customers. With the inexorable development of economic globalization, our company is sincerely willing to cooperate with enterprises all over the world to achieve a win-win situation.
Business purpose: quality first, reputation first, integrity first, to recommend all kinds of high quality products to the society, service all walks of life.

 

 

Packing and shipping


Packaging   when each plate weight is under 1 ton, it will be in bundle with steel strips 2-4, when each plate weight is over 1ton, it will be piece by piece.
20 feet container contains dimension    Width under 2300mm, length under 6000mm
40 feet container contains dimension    Width under 2300mm, length under 12000mm
By bulk vessel    Freight charge is low by bulk cargo, and large heavy sizes can not be loaded into containers can shipping by bulk cargo

 

 

Customer feedback

1. Q: Are you trading company or manufacturer ?
A: We are professional manufacturer for steel pipe, and our company also is a very professional a trade company for steel
products. we can also provide a wide range of steel products.

2. Q: Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time .Honesty is our company's tenet.

Q: Can you send samples?
A: Of course, we can send samples to all over the world, our samples are free, but customers need to bear the courier cost.

4. Q: Do you accept the third party inspection?
A: Yes absolutely we accept.

Q: What product information do I need to provide?
A: You need to provide grade, width, thickness and the ton you need to buy.

Q: Can I visit your factory?
A: Of course, we welcome customers from all over the world to visit our factory.

Q: Does the product have quality inspection before loading?
A: Of course, all our products have undergone strict quality inspection before packing, and unqualified products will be destroyed.

Q5: How is your technical support?
A5: We provide lifetime online support through Whatsapp/ Wechat/ Email.  Any problem after delivery, we will offer you call anytime.
6.  How do you make our business long-term and good relationship?
1.  We keep good quality and competitive price to ensure our customers benefit ;
2.  We respect every customer as our friend and we sincerely do business and make friends with them?

Please feel free to leave us message if you have any question about us and our products.

 

 

Application field

Customers are located on five continents.200,000 tons of steel exported. Accumulated sales of hundreds of millions of yuan, won unanimous praise.
The company provides a variety of products to meet your various needs. Since the establishment of the company, we adhere to the "quality first, customer first, reputation based" business principle, always try our best to meet the potential needs of customers. With the inexorable development of economic globalization, our company is sincerely willing to cooperate with enterprises all over the world to achieve a win-win situation.
Business purpose: quality first, reputation first, integrity first, to recommend all kinds of high quality products to the society, service all walks of life.

 

COOPERATIVE PARTNER


FAQ

FAQ

A1: We are the professional manufacturer of stainless/carbon/galvanized steel products located in China. Welcome to contact us and visit our factory before you place orders.

FAQ

A2: Of course you can. We can produce according to your samples or technical drawings. Contact us by whatsapp or email to get free samples and you will get the sample after 3-7 working days.

FAQ

A3: We can send free samples to you, we can accept third-party testing. We also have test certificate, every batch goods will be testing before shipment, and the testing report will delivery to you with your goods.

FAQ

A4: Exported to more than 50 countries mainly from Qatar, America, Russia, Belarus, Saudi Arabia, United Arab Emirates, Kuwait, Brazil, Egypt, Turkey, Jordan, India, etc.

FAQ

A5:Within 5 days for stock size, 7-15 working days for customized size.

FAQ

A6: Yes, we have a strong developing team. The products can be made according to your request

FAQ

A7: If you are scheduling to place a small quantity order or trial order, feel free to contact us, we can meet your requirements.

FAQ

A8:We have ISO 9001, MTC, third parties' inspections are all available such SGS, BV ect.

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