Custom Size Solid Alloy Steel Round Bar for Medical & Ship Building Industry
This solid alloy steel round bar is a high-performance structural material, specially designed for medical industry and ships building industry, with fully customizable size to meet diverse project requirements. Made of premium alloy steel, it features dense internal structure, high mechanical strength, excellent toughness and corrosion resistance, adapting to the strict standards of both two industries.
For the medical industry, it is processed with high precision to ensure smooth surface, non-toxicity and stable performance, suitable for manufacturing medical equipment accessories, surgical instruments, and medical device structural parts. For the ship building industry, it boasts strong corrosion resistance against seawater, humidity and harsh marine environments, ideal for marine structural components, shipboard equipment parts and offshore engineering accessories.
The round bar supports custom size (diameter, length, tolerance) according to customer drawings and technical requirements, with flexible customization options to fit different application scenarios. Produced through advanced forging or hot rolling process, it has precise dimensional accuracy, uniform material properties and reliable quality. Strict quality inspection (including chemical composition analysis, mechanical performance testing) ensures compliance with industry standards, providing a safe and durable material solution for medical and ship building fields.
| 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
|
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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