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12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
Specifications
Brand Name :
TOBO
Model Number :
Alloy Steel Round Bar
Certification :
CE&ISO
Place of Origin :
China
MOQ :
1 PCs
Price :
Negotiation
Payment Terms :
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :
10000 pcs / month
Delivery Time :
15-30 Working days
Packaging Details :
According to your requirements
Productname :
Alloy Steel Round Bar
Surface :
Black, peeled
Material :
Alloy Steel
Packing :
BUNDLES
Section Shape :
Round
Elongation :
≥12%
Tensilestrength :
600-1200 MPa
Out Dia :
1/2''~48''
Surface Hardness :
HRC 18-25
Production Technology :
Hot Rolled Or Forged Condition
Yieldstrength :
350-900 MPa
Diameter :
¢16mm~¢205mm
Impact Value :
≥50 J
Tolerance :
±1%
Thickness :
1-100MM
Description

12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects

This Q345B low alloy steel round bar features a 12mm diameter and is specifically designed for war/military and electricity/power industries. Made from high-quality low alloy steel, it offers excellent tensile strength, good toughness and stable mechanical properties, meeting the strict requirements of heavy-duty and high-reliability applications.
The round bar is produced through hot rolling or precision processing, ensuring a uniform internal structure, smooth surface and precise dimensional tolerance. Its high strength and durability make it ideal for manufacturing military equipment components, power transmission accessories, electrical engineering structural parts and supporting hardware.
Compliant with relevant national and industrial standards, it undergoes strict quality inspection including chemical composition analysis and mechanical property testing. Suitable for harsh working environments, it provides a reliable, cost-effective material solution for military and power industry projects.
Products round bar
Material SS400 S45C S20C
Standard ASTM A240,GB/T3280-2007,JIS4304-2005,ASTM A167
Length 3-12m
Size 8-400mm
Application ships building industry,petroleum,chemical industries, war and electricity industries, food processing and medical industry, boiler heat exchanger, machinery and hardware fields.
Payment Terms L/C , T/T or Western Union

ABOUT US

We specialsied in kinds of steel products more many years,especially in hot rolled steel round bars ,square bars,flat bars ,cold drawn bars and forged bars.
Our main material are all carbon steel and alloy steel ,such as :aisi1020 1035 1045 1055 s20c s35c s45c s55c ss400 a36 c20 c35 c45 ck45 aisi4140/scm440 aisi4340/40crnimoa aisi8620H,40cr,gcr15,sae52100,20Mn,40Mn,St52,St37,S235JR,etc

1. Grade:

45# 45B S45C C45 CK45 Cm45 AISI1045 SAE1045 ASTM1045 XC45 1.0503 0.1191 1.1201

2. Specification:

Dia: 20-300mm, Length:2000-13000mm or as required

3. Process:

Hot rolled, black surface

4. MOQ:

20mt.

5.. Chemical composition:

Grade C Si Mn P S B
45#

0.42

0.50

0.17

0.37

0.50

0.80

Max

0.035

Max

0.035
45B

0.42

0.49

0.17

0.37

0.60

0.90

Max

0.035

Max

0.035

0.0005

0.0035
S45C

0.42

0.48

0.15

0.35

0.60

0.90

Max

0.030

Max

0.035
1045

0.43

0.50

0.15

0.35

0.60

0.90

Max

0.030

Max

0.050

6.Quality condition

1): Straightness: 3mm/m (max)
2): Corner Radius: 3(max)
3): The ends will be end cut or gas cut
4): No cracks on the surface

7. Standard:

According to national standard (GB)for our products, if not, supply according to national standards(GB) or agreement.

Standards
ASTM / ASME,GB,DIN, JIS,T14975, etc
Steel Grade
200, 201B , 201H ,301, 303, TP304, TP304L/304L, 321 ,TP321, 316, TP316L, 316L, 316Ti,
Out Diameter
6mm to 2000mm or customized
Wall Thickness
0.5-220mm
Length
5.8m ,6m,or customized
Tolerance
Out diameter : +/-0.15mm ,Thickness: +/-11% of wall thicknessLength: +/-4.5mm - 0mm
Surface
Mirror Polish,Satin Polish,Without Polish,NO.1,NO.4
MOQ
1 ton
Supply ability
3000 tons per month
Packing
3, bundles to be covered by polythene & strapped securely
Payment terms
T/T or L/C,TT 30% in advance ,70% balance after received B/L copy
Delivery terms
FOB CFR CIF EX Works DDU
Delivery time
Within 5-20 days after received the deposit or as client's requirements

12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects


Delivery&packing


Packaging: In wooded cases , pallets or according to clients' requirements


Shipping: Tianjin port, Shanghai port and the other main ports in China


Our service
FAQ
Q:Are you trading company or manufacturer ?
A: We are factory.


Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.


Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.


Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.

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12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects

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Product Detail
Brand Name :
TOBO
Model Number :
Alloy Steel Round Bar
Certification :
CE&ISO
Place of Origin :
China
MOQ :
1 PCs
Price :
Negotiation
Contact Supplier
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12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects
12mm Diameter Q345B Low Alloy Steel Bar for Military & Power Engineering Projects

TOBO STEEL GROUP CHINA

Verified Supplier
8 Years
shanghai, shanghai
Since 1998
Business Type :
Manufacturer, Agent, Importer, Exporter, Trading Company, Seller
Main Products :
Nickel Alloy Pipe, Super Duplex Stainless Steel Pipe, Austenitic Stainless Steel Pipe
Total Annual :
3,000,000-10,000,000
Employee Number :
200~300
Certification Level :
Verified Supplier
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