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  • Jiangsu Jiangsu Hengdali Steel Industry Co., Ltd.
  • Jiangsu Jiangsu Hengdali Steel Industry Co., Ltd.
  • Jiangsu Jiangsu Hengdali Steel Industry Co., Ltd.
  • Jiangsu Jiangsu Hengdali Steel Industry Co., Ltd.
  • Jiangsu Jiangsu Hengdali Steel Industry Co., Ltd.

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 :

Seamless Alloy Steel Tube

MOQ :

2 TONS

CUSTOMIZED:

Customized Logo , Customized Packaging , Product Customization

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.
 

ProductSEAMLESS / ERW / SAW ALLOY STEEL PIPE
Dimension6 mm - 1080 mm
Thickness1mm - 135 mm
Length3 m - 12 m or according to the requirements of clients
StandardASTM GB DIN
Steel gradeA106/53/179/214/192/210 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 termsFOB/CIF/CFR
Payment termsT/T, L/C
Delivery portTianjin, China
Delivery time10 or according to the real quantity of the tubes
Surface treatmentBlack painting
Varnish painting
3PE
Hot galvanized
or other coating according to your requirements
Bare tube
End of tubesBeveled, plain, thread, plastic caps
InspectionUltrasonic examination, eddy inspection, hydrosttic testing etc.
PackageBundles, lossen or according to your requirements
CertificateAPI 5L/5CT, ISO, PED etc.

Technical data

Chemical  Composition

C, %Mn, %P, %S, %Si, %Cr, %Mo, %
0.05-0.150.30-0.600.025 max0.025 max0.50-1.001.00-1.500.44-0.65

Mechanical Properties

Tensile Strength, MPaYield Strength, MPaElongation, %
415 min205 min30 min

Outside Diameter & Tolerance

ASTM A450Hot rolledOutside Diameter, mmTolerance, 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 DrawnOutside Diameter, mmTolerance, 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 A335NPSOutside Diameter, inchTolerance, 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 A450Hot rolledOutside Diameter, mmTolerance, %
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 DrawnOutside Diameter, mmTolerance, %
OD≤38.1+20/-0
OD>38.1+22/-0
ASTM A530NPSOutside Diameter, inchTolerance, %
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

GradeUNSC≤MnP≤S≤Si≤CrMo
P1K115220.10~0.200.30~0.800.0250.0250.10~0.50-0.44~0.65
P2K115470.10~0.200.30~0.610.0250.0250.10~0.300.50~0.810.44~0.65
P5K415450.150.30~0.600.0250.0250.504.00~6.000.44~0.65
P5bK515450.150.30~0.600.0250.0251.00~2.004.00~6.000.44~0.65
P5cK412450.120.30~0.600.0250.0250.504.00~6.000.44~0.65
P9S504000.150.30~0.600.0250.0250.50~1.008.00~10.000.44~0.65
P11K115970.05~0.150.30~0.610.0250.0250.50~1.001.00~1.500.44~0.65
P12K115620.05~0.150.30~0.600.0250.0250.500.80~1.250.44~0.65
P15K115780.05~0.150.30~0.600.0250.0251.15~1.65-0.44~0.65
P21K315450.05~0.150.30~0.600.0250.0250.502.65~3.350.80~1.60
P22K215900.05~0.150.30~0.600.0250.0250.501.90~2.600.87~1.13
P91K915600.08~0.120.30~0.600.0200.0100.20~0.508.00~9.500.85~1.05
P92K924600.07~0.130.30~0.600.0200.0100.508.50~9.500.30~0.60

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

Jiangsu Hengdali Steel Industry Co., Ltd. is a modern enterprise integrating production, processing and trade, and is a leading iron and steel enterprise group in China.
The main products of the company: seamless steel pipe, steel plate, round rod, galvanized pipe, galvanized sheet, copper plate, copper pipe, aluminum plate, aluminum tube, PPGI,PPGL, stainless steel plate, stainless steel tube, stainless steel belt, stainless steel products, etc.

 

 

Packing and shipping

Our products rely on high-quality product quality, good reputation, and innovative marketing concepts, selling well overseas, such as the United States, Europe, the Middle East, Southeast Asia, Japan, South Korea and other more than 80 countries around the world, with close and good trade partnerships.

 

 

Application field

The company has established strategic partnership with well-known iron and steel enterprises to achieve effective integration of production, supply and marketing resources and further improve product quality. Through years of unremitting efforts and hard work, the company builds a reputation system with excellent quality, and trusts merchants with comprehensive and meticulous service. 

 

Customer visit

Application Areas


We guarantee you a product at a competitive price and we will be at your service to meet all your specifications and needs.

Integrating production, processing and trade

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, etc.

PetroleumPetroleum
Marine ExplorationMarine Exploration
Coal MineCoal Mine
Architectural EngineeringArchitectural Engineering
Electric FieldElectric Field
Boiler FieldBoiler Field
PetroleumPetroleum
Marine ExplorationMarine Exploration
Coal MineCoal Mine
Architectural EngineeringArchitectural Engineering
Electric FieldElectric Field
Boiler FieldBoiler Field

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