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Top Supplier Cities : -   Tianjin   Shanghai  
Oct-29-09
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Name: Seamless Steel Pipe Place of
Origin: China Material: 20# (ASTM A106/A53 GRB)
Specification range: OD: 1/4---24in.
WT: SCH 40 SCH80 SCH160
Executive standards: GB8163---1999,
ASME B36.10M---1996
Despite of the above standards, we can also supply seamless steel pipes with standard of API 5L---2000, DIN, JIS and so on, and also develop new products according to the requirements of our clients. Application: Seamless steel pipes for low and medium pressure boiler, high pressure boiler, ship, liquid service, petroleum cracking, chemical fertilizer equipment, drawing-oil-equipment and structure purposes. Packing: Bundles, seaworthy packing Main Export Market: The Middle East, Southeast Asia, Africa, America.
May-08-09

Galvalume Unilume

MOQ: Not Specified
Supplier From Beijing, China
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CGL
* Size:
Strip Thickness: 0.30-2.0mm
Strip Width: 600-1600mm
* Coating Mass:
GI: 60-720G/M2
GA: 60-180G/M2
SGL: 60-250G/M2
Jan-07-09

Fastener

$1
MOQ: Not Specified
Supplier From Beijing, Haidian, China
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Fastener
Sep-19-07
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1. ASTM A733
Pipe: ASTM/A53
Threads: ANSI/ASME B1.20.1
2. ASTM A687
Pipe: ASTM B43
Threads:ASTM B43
Diameter: 1/8" to 6"
Length: 18" to 20"

Pipe Bend (90 degree, 45 degree, 22.5 degree) is available.
Mar-27-07
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We mainly produce stainless steel wire with diameters from 0.015mm to 0.125 mm
At first material:304, 304l, 316, 316l, 304n
Tiny silk production line of stainless steel:
1. At first the material ratings examination
2. Cold pull
3. The semi-processed goods examination
4. Back the fire
5.Examination
6.Packing
Stainless wire and its produce are widely applied to petrochemistry, avigation, weave, printing, electrommunication, environment protection, medical treatment, daily-used consumer goods and other interrelated fields as a industrial fundamental material.
Application of products:
As a kind of basic industrial material, stainless steel microwire and products made from it are widely used in fields of petrochemistry, aviation & spaceflight, textile, printing, electronic communication, environmental protection, medi-cal treatment and daily articles
The company owns over 20 sets of micro wire drawn machines which can make 0.015-0.125 mm stainless steel micro wire. The yearly output is more than 50 tons. The equipments deploy plc program to auto control tension and wire array for various types of bobbin.
345 Steel Suppliers
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Sep-29-06

Steel Channels

MOQ: Not Specified
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Features:
1) dimensions: 5# ~ 30#
2) spec: q235
3) length: 6 ~ 12m
4) standard: gb or jis

Packing:
Bare bundle or bulk
Sep-29-06

Medium Plate

MOQ: Not Specified
Supplier From Beijing, Beijing, China
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Features:
1) low carbon and low alloy plates, 6-100mm thickness, q235, q345
2) q235:
A) c: 0.12-0.22
B) si: 0.30-0.70
C) mn: 0.30 (max.)
D) p: 0.045 (max.)
E) s: 0.045 (max.)
3) q345a(b): cf_0.20, mn 1.0-1.6, sif_0.55, sf_0.035, alfª0.015, v 0.02-015,
Nb 0.015-0.06, ti 0.02-0.2

In bundle
Oct-12-15
Supplier From Beijing, China, China
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Jul-03-23
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Machining capacity 1.6m in diameter, total length 10m, and roll surface length 6m.
Jan-15-19
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Name: BS4568 GI conduit pipe
Standard: BS4568
Use: for cable management system.
Size: 20mm 25mm 32mm 40mm and 50mm
MOQ: one 20GP container.
Length: 3m and 3.75m
Thickness: 1.6mm and 1.5mm
Grade: class4 and Class3
Finish: hot dip galvanized and pre-galvanized
Aug-11-16

Alloy Round Bars

$100
MOQ: Not Specified
Supplier From Beijing, China
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Specifications
� grade: alloy steel
� standard: aisi, astm, bs, din, gb, jis
� od:10-500mm
� thickness: max:800mm
� width: 205mm~2300mm
� length: 1000mm~6000mm
� place of origin: china (mainland)
� model number: 1.7220 / scm430 / 30crmo4 / 4130 ; 4140/42crmo4/1.7225; en24 34crnimo6 1.6582 4340.
� application: mould steel
� technique: forged
� special use: mold steel , statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
� shape: round bars/flat bar/plate
� technology: hot rolled/forged/cl od d

raw
� heat treatment: annealing/q+t
� surface treatment:black/peeling/polishing/machined
� delivery condition: hot rolled or forged/ peeled or black surface/annealed or qt
� customer's logo: available
� test: sgs/ut100%/elements testing
� certificate: iso/mill certificate
� experience: ten years manufacturer experience
Aug-11-16

Astm/aisi Standard Alloy Round Bar

$100
MOQ: Not Specified
Supplier From Beijing, China
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Round Bar
Specifications
· Grade: Alloy steel
· Standard: AISI, ASTM, BS, DIN, GB, JIS
· OD:10-500mm
· Thickness: Max:800mm
· Width: 205mm~2300mm
· Length: 1000mm~6000mm
· Place of Origin: China (Mainland)
· Model Number: 1.7220 / SCM430 / 30CrMo4 / 4130; 4140/42CrMo4/1.7225; En24 34CrNiMo6 1.6582 4340.
· Application: Mould steel
· Technique: Forged
· Special Use: Mold Steel ,Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
· Shape: Round bars/Flat bar/Plate
· Technology: Hot Rolled/Forged/Clod Draw
· Heat treatment: Annealing/Q+T
· Surface treatment:Black/Peeling/Polishing/Machined
· Delivery condition: Hot rolled or forged/ Peeled or black surface/annealed or QT
· Customer's logo: Available
· Test: SGS/UT100%/Elements testing
· Certificate: ISO/Mill certificate
· Experience: Ten years manufacturer experience
Aug-11-16

En/din Standard Alloy Round Bar

$100
MOQ: Not Specified
Supplier From Beijing, China
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Round Bar
Specifications
· Grade: Alloy steel
· Standard: AISI, ASTM, BS, DIN, GB, JIS
· OD:10-500mm
· Thickness: Max:800mm
· Width: 205mm~2300mm
· Length: 1000mm~6000mm
· Place of Origin: China (Mainland)
· Model Number: 1.7220 / SCM430 / 30CrMo4 / 4130 ; 4140/42CrMo4/1.7225; En24 34CrNiMo6 1.6582 4340.
· Application: Mould steel
· Technique: Forged
· Special Use: Mold Steel ,Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
· Shape: Round bars/Flat bar/Plate
· Technology: Hot Rolled/Forged/Clod Draw
· Heat treatment: Annealing/Q+T
· Surface treatment:Black/Peeling/Polishing/Machined
· Delivery condition: Hot rolled or forged/ Peeled or black surface/annealed or QT
· Customer's logo: Available
· Test: SGS/UT100%/Elements testing
· Certificate: ISO/Mill certificate
· Experience: Ten years manufacturer experience
Aug-11-16

Gb Standard Alloy Round Bar

$100
MOQ: Not Specified
Supplier From Beijing, China
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Round Bar
Specifications
· Grade: Alloy steel
· Standard: AISI, ASTM, BS, DIN, GB, JIS
· OD:10-500mm
· Thickness: Max:800mm
· Width: 205mm~2300mm
· Length: 1000mm~6000mm
· Place of Origin: China (Mainland)
· Model Number: 1.7220 / SCM430 / 30CrMo4 / 4130 ; 4140/42CrMo4/1.7225; En24 34CrNiMo6 1.6582 4340.
· Application: Mould steel
· Technique: Forged
· Special Use: Mold Steel ,Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
· Shape: Round bars/Flat bar/Plate
· Technology: Hot Rolled/Forged/Clod Draw
· Heat treatment: Annealing/Q+T
· Surface treatment:Black/Peeling/Polishing/Machined
· Delivery condition: Hot rolled or forged/ Peeled or black surface/annealed or QT
· Customer's logo: Available
· Test: SGS/UT100%/Elements testing
· Certificate: ISO/Mill certificate
· Experience: Ten years manufacturer experience
Chemical composition
Standard Number C Mn Si Cr Mo P S Ni
GB 42CrMo 0.38~0.45 0.50~0.8 0.17~0.37 0.9~1.2 0.15~0.25 =0.035 =0.035 =0.3
AISI 4140 0.40~0.45 0.75~1.0 0.15~0.35 0.8~1.1 0.15~0.25 =0.035 =0.040
GB 40CrNiMoA 0.37~0.44 0.17~0.37 0.50~0.80 0.6~0.9 0.15~0.25 =0.035 =0.035 1.25~1.65
AISI 4340 0.38~0.43 0.15~0.35 0.60~0.80 0.7~0.9 0.20~0.30 =0.035 =0.040 1.65~2.00
Aug-11-16

Asi 4130 Round Bar

$100
MOQ: Not Specified
Supplier From Beijing, China
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ASTM/AISI Standard Alloy Round Bar
AISI 4130 is a low alloy steel containing molybdenum and chromium as strengthening agents. The carbon content is nominally 0.30% and with this relatively low carbon content the alloy is excellent from the fusion weldability standpoint.
Specifications
· Grade: Alloy steel
· Standard: AISI, ASTM, BS, DIN, GB, JIS
· OD:10-500mm
· Thickness: Max:800mm
· Width: 205mm~2300mm
· Length: 1000mm~6000mm
· Place of Origin: China (Mainland)
· Model Number: 1.7220 / SCM430 / 30CrMo4 / 4130 ; 4140/42CrMo4/1.7225; En24 34CrNiMo6 1.6582 4340.
· Application: Mould steel
· Technique: Forged
· Special Use: Mold Steel ,Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
· Shape: Round bars/Flat bar/Plate
· Technology: Hot Rolled/Forged/Clod Draw
· Heat treatment: Annealing/Q+T
· Surface treatment:Black/Peeling/Polishing/Machined
· Delivery condition: Hot rolled or forged/ Peeled or black surface/annealed or QT
· Customer's logo: Available
· Test: SGS/UT100%/Elements testing
· Certificate: ISO/Mill certificate
· Experience: Ten years manufacturer experience
General Scope
This grade is similar to 4140 in scope which has a higher carbon level giving 4130 an advantage when it comes to weldability, this weldability is achieved at the cost of through section hardenability.
AISI 4130 steel is a low alloy steel that is used in structural designs that may be found in applications such as aircraft engine mounts or welded tubing. It is well known for its ease of welding and ability to harden in commercial applications. It is commonly referred to as chromium-molybdenum steel.
Dec-03-15

Floor Scale

$200
MOQ: Not Specified
Supplier From Beijing, Beijing, China
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1)LED display
2)with four load cells
3)stable in weight
4)simple counting
5)with 4 pieces of alloy steel load cells.
6) all-steel structure platform, arabesquitic or plat pan
7)reposition automatically, finalize the transfer structure once



Gross weight 80kg
Aug-12-25
Supplier From Beijing, , China
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Apr-02-15
Supplier From Beijing, China
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Mar-07-25
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Hot Rolled Steel Bar
Hot rolled steel bar is made of low carbon steel and ordinary alloy steel at high temperature. This production process makes the steel bar have high strength, excellent plasticity and toughness, as well as good corrosion resistance. The main characteristics of hot rolled reinforcement are its high tensile strength, wear resistance, good impact resistance, so it has a good bearing capacity. In addition, hot rolled steel bars can also be deformed by cold processing to meet different construction site needs.

Practical Applications
Bolts
Fasteners
Hydraulic Tubes
Fittings
Gear blanks
Shafts
Tank Flanges
Hubs
Connecting rods
Mar-07-25
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Cold Rolled Steel Bar
Cold rolled steel is produced by a rolling metal forming process where the metal stock passes through one or more pairs of rolls to provide uniformity and reduce the thickness of the metal. If the temperature of the metal being rolled is below its recrystallization temperature, the process is called cold rolling.

Cold rolled steel is produced by a rolling metal forming process where the metal stock passes through one or more pairs of rolls to provide uniformity and reduce the thickness of the metal. If the temperature of the metal being rolled is below its recrystallization temperature, the process is called cold rolling.

Cold rolled steel bar is a kind of steel product made by special processing process. It conducts cold processing process such as cold pull and cold pull at room temperature, so as to obtain more accurate size and excellent physical properties. This reinforcement usually exhibits high strength, high hardness and good corrosion resistance, making it outstanding in various engineering applications. The surface quality of the cold roll round bar is very good. After the cold rolling treatment, the surface flatness is high and smooth without distortion, which makes its bonding ability with concrete stronger and improves the stability of the overall structure. In addition, the cold rolled steel rod also has good ductility and toughness, although its ductility is slightly worse compared to the hot rolled steel bar, but it can still maintain good performance under high strength load.

Cold Rolled Steel Bar Characteristics
Surfaces are more finished and tolerances are tighter.
Cold rolled steel bars are true and square, with sharp edges and corners.
Smooth surfaces tend to feel greasy.
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