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High Quality Die Alloy Flat Bar

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10003


Availabe Sizes

Round Bar

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Sheet/Plate

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4


1.Internatioal Standard

GBDINASIAJIS
4Cr131.2083420-


2.Chemical Composition(Wt%) 

Steel GradeChemical Composition(%)
CSiMnPSCr
1.20830.36-0.42 ≤1.00≤1.00≤0.030≤0.030 12.50-13.50
SUS420J20.26-0.35≤1.00≤1.00≤0.035≤0.03012.00-14.00
4200.26-0.40≤1.00≤1.00≤0.040≤0.03012.00-14.00
S1360.380.90.5≤0.040≤0.03013.6
4Cr130.36-0.45≤0.60≤0.80≤0.035≤0.03012.00-14.00


3.Available Size(mm) 

Flat Bar Size(mm)Round bar Size(mm)
ThicknessWidthLengthDiameterLength
10-700155-22002000-600020-2003000-550


Product Process

Electric-Furnace Smelting(EF)→Ladle Furnace(LF)→Vacuum Degassing(VD)→ Argon protected ingot →Multidirectional Forging → (Concave forging →)Normalizing+Hydrogen Diffusion Annealing → Ultrasonic Flaw Detection →Queching+Tempering Prehardened


10007

Heat Treatment

Annealing: 810 - 830 °C

Hardness after annealing: Max230 HB

Stress-relieving: Approx. 650 °C

Hot forming: 1050 - 850 °C

Hardening: 970 - 990 °C

Quenching media: Oil, Vacuum

Hardness after quenching: 30-36 HRC

Hardness after tempering:

10008

Our Service

A. Steel plates: Cutting by bandsaw machine, milling, heat treatment, etc

B. Round bars: Cutting by bandsaw machine, peeling, grinding and turned, heat treatment, etc


10009

Application

Widely used in a die casting mold, hot extruding die, brass casting die, high strength plastic dies, etc.


10010

Stock

High-quality stock for various steel flat bar and round the bar.

Alloy steel / Cold work steel / Hot work steel / Plactic mold steel and Stainless

Hot sales grade : DC53/ H13 / P20 / SCM440 / Q235,etc.


For more tool and die steel please check the list:

10011
Delivery Time

1) For abundant stock, 7-15 days.

2) For customized products, 15-30 days.

Changsha Yuxin Steel Co., Ltd is honored import and export rights by government. We are the professional manufacturer and exporter of special steel and steel solution provider. We worked in steel industry more than 15years, always to provide high quality, competitive price and good solution for customers.


Our main products.
Raw material in steel round bar, steel flat, steel plate, steel tube in carbon steel, alloy steel, tool steel, mould steel , bearing steel, stainless steel, super alloy, special alloy.

And roller, shafts, cylinder, steel plank, steel rings, by casting, rolling, forged. Forgings according to drawings.

We also provide steel machinery processing service, steel cut,steel milling, heat treatment, and mould base by CNC.
Laser cut plate, Laser cut pipe, we have10 sets of 6KW laser cutting machine, 1 set of benders, 1 set of leveler machine for plates. We can make stainless steel box, stainless steel enclosure. OEM according to customers.

Welcome to visit us and audit our factory. We insist on Quality First, Credit Frist.

Hope we have chance to cooprate !

Q: Can you send samples?
A: A:We could send you the samples,sample cost is according to actual material cost and transport fee should be paid by you.

Q: What product information do I need to provide?
A: You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

Q: What are the shipping ports?
A: Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.

Q: How long does your delivery time take?
A: In general, our delivery time is within 7-45 days, and may be delayed if the demand is extremely large or special circumstances occur.

Q: Can I go to your factory to visit?
A: Of course, we welcome customers from all over the world to visit our factory.

Q: Does the product have quality inspection before loading?
A: Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.

Q: Why choose us?
A: Quality first is our faith,price is competitive,and we have worked in steel industrial more than 15 years,we have professional team and engineers can give technical support and service to meet your projects request.Welcome to visit us.

Q: What is your terms of payment?
A: We usually accept 30% T/T in advance.70% in the period of shipment.L/Cand other payment can negotiated.


PRODUCT CATEGORY

CONTACT US

 No.119, B23, Economic and technological development zone, Changsha, Hunan, China
+86-137 2385 1057
 +86-135 4964 9673

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Changsha Yuxin Steel Co.,Ltd is a company honered import and export rights by government.We are the professional manufacturer and exporter of special steel in China. In the past 20 years, we always worked in domestic and foreign steel industry. 

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PRODUCT CATEGORY

CONTACT US

 No.119, B23, Economic and technological development zone, Changsha, Hunan, China
+86-137 2385 1057
 +86-135 4964 9673
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