Alloy plate

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Category: Alloy plate


Product Details


15CrMo alloy plate series pearlite structure heat-resistant steel has high thermal strength (δ b ≥ 440MPa) and oxidation resistance at high temperatures, and has certain resistance to hydrogen corrosion.

Classified by thickness

Thin steel plate<4 millimeters (thinnest 0.2 millimeters), thick steel plate 4-60 millimeters, extra thick steel plate 60-115 millimeters The width of the thin plate is 500~1500 millimeters; The width of the thickness is 600~3000 millimeters The steel grade of thick steel plate is generally the same as that of thin steel plate. In terms of quality, except for bridge steel plates, boiler steel plates, automotive manufacturing steel plates, pressure vessel steel plates, and multi-layer high-pressure vessel steel plates, some types of steel plates such as automotive beam steel plates (thickness 2.5-10 millimeters), patterned steel plates (thickness 2.5-8 millimeters), stainless steel plates, heat-resistant steel plates, etc. intersect with thin plates. 2. Steel plates are divided into hot-rolled and cold-rolled according to rolling.

Classified by purpose

(1) Bridge steel plate (2) Boiler steel plate (3) Shipbuilding steel plate (4) Armor steel plate (5) Automotive steel plate (6) Roof steel plate (7) Structural steel plate (8) Electrical steel plate (silicon steel sheet) (9) Spring steel plate (10) Other

Classified by structure

1. Steel plates for pressure vessels: indicated by capital letter R at the end of the grade, and their grade can be expressed as yield point, carbon content, or alloy element content. For example: Q345R, Q345 is the yield point. For example, 20R, 16MnR, 15MnVR, 15MnVNR, 8MnMoNbR, MnNiMoNbR, 15CrMoR, etc. are all expressed in terms of carbon content or alloy elements.

2. Steel plate for welding gas cylinders: represented by uppercase HP at the end of the grade, and its grade can be represented by the yield point, such as Q295HP, Q345HP; It can also be represented by alloy elements such as 16MnREHP.

3. Boiler steel plate: indicated by lowercase 'g' at the end of the grade. Its grade can be represented by the yield point, such as Q390g; It can also be expressed by carbon content or alloy elements, such as 20g, 22Mng, 15CrMog, 16Mng, 19Mng, 13MnNiCrMoNbg, 12Cr1MoVg, etc.

4. Steel plates for bridges: represented by lowercase 'q' at the end of the grade, such as Q420q, 16Mnq, 14MnNbq, etc.

5. Steel plates for automotive beams: represented by capital letter L at the end of the grade, such as 09MnREL, 06TiL, 08TiL, 10TiL, 09SiVL, 16MnL, 16MnREL, etc.

 

Brand number

C

Si

Mn

P

S

V

Nb

Al

Ti

Q345A

≤0.20

≤0.55

1.00-1.60

≤0.045

≤0.045

0.02-0.15

0.015-0.060

 

0.02-0.20

Q345B

≤0.20

≤0.55

1.00-1.60

≤0.040

≤0.040

0.02-0.15

0.015-0.060

 

0.02-0.20

Q345C

≤0.20

≤0.55

1.00-1.60

≤0.035

≤0.035

0.02-0.15

0.015-0.060

≥0.015

0.02-0.20

Q345D

≤0.18

≤0.55

1.00-1.60

≤0.030

≤0.030

0.02-0.15

0.015-0.060

≥0.015

0.02-0.20


WORKSHOP

Which continuously satisfy different needs of customer around the world in the steel supply chain area. Professional sales team, providing customers with first-class services; strict purchasing and quality inspection team, carefully selecting high-quality raw materials; advanced scientific and technical team to improve production and reduce costs for customers; excellent design and processing team, carefully crafted and refined; intimate shipping logistics team protecting product transportation.

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FAQ
Q

Why should we trust your company?


A
We have been engaged in the steel business for many years, and our headquarters is located in Qingdao Shandong Province. You are welcome to visit us in any way. You can leave a message to us in any way.
Q

What does your factory do regarding quality control?


A
We have obtained ISO, CE and other certifications. From materials to products, we check every process to maintain good quality.
Q

What is your delivery time ?


A
Our delivery time is about one week, mostly depending on the number of customers served.
Q

Can I get samples before order ?


A
Yes, of course. Usually our samples are free. We can produce your orders following your samples or technical drawings.
Q

Are you a factory or trading company?


A
We are professional manufacturer for steel, and our company is also a very professional trade company of steel products.We can also provide a wide range of steel products.
Product packaging
Waterproof paper, and steel strip packed. Standard Export Seaworthy Package.
Suit for all kinds of transport,or as required.
Shipping Method: 
1.Shipping by containers 
2.Shipping by bulk ship
The packaging method can be customized according to customer requirements.
WORKSHOP
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