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Seamless Alloy Steel Tube

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.


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Product Details

Product introduction

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

Warehouse Storage

Our company is committed to providing a range of high-quality, innovative and cost-effective steel products that are widely used in various industries. We strive to create value for customers and meet their various needs. The company has the operating advantages of complete specifications, low prices, and fast delivery. With its trustworthy and quality-focused service concept, the company has won the trust and praise of customers at home and abroad.

Warehouse Storage

Packing and Shipping

Our products have been exported to Southeast Asia, the Middle East, South America, Europe, Oceania and other countries and regions, enjoying a good reputation. The product packaging has an inner layer of waterproof paper and an outer layer, iron packaging, and wooden pallets that are fumigated and fixed. It can effectively protect products from corrosion during ocean transportation. Domestic and foreign customers are welcome to call us for consultation and ordering.

Packing and Shipping

Application Field

The main supply areas are: aerospace, chemical industry, shipbuilding, nuclear energy, trains, environmental protection, precision processing, auto parts, machinery, electronic products, molds, medical equipment, construction, decoration, etc.

Application Field

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FAQ


Q

What product information do I need to provide?


A

Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

Q

It's my first time to import steel products, can you help me with it?


A

Sure,we have agent to arrange the shipment, we will do it together with you.

Q

What about product prices information?


A

Prices various according to periodic price changes of raw materials.

Q

What ports of shipment are there?


A

Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can specify other ports according to your needs.

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