High Recovery Rate Energy Conservation Cr Element B2 B3 High Impact Toughness Forging Steel Ball Mill Ball Customized 60-65 HRC Black Forged Steel Ball

Product Description

Product Description

Cr Element B2 B3 High Impact Toughness Forging Steel Balls Mill Ball Customized 

Update:March 12th, 2026

Technical parameters of forging steel ball
Inch	Size	T weight	Tolerance(mm)	Material	Surface hardness(HRC)	Volume hardness(HRC)
3/4"	D20mm	0.037+/-0.005	2+/-1	B2	63-66	63-66
1"	D25mm	0.072+/-0.01	2+/-1	B2	63-66	63-66
11/4"	D30mm	0.13+/-0.02	2+/-1	B2	63-66	63-66
11/2"	D40mm	0.30+/-0.04	2+/-1	B2	62-66	62-66
2"	D50mm	0.6+/-0.05	2+/-1	B2	62-65	61-64
21/2"	D60mm	1.0+/-0.05	2+/-1.5	B2	62-65	60-62
21/2"	D65mm	1.3+/-0.05	2+/-1.5	B2	61-64	60-62
21/2"	D65mm	1.3+/-0.05	2+/-1.5	B3	61-63	60-62
3"	D75mm	2.0+/-0.06	3+/-2	B3	61-63	60-62
3"(Hot rolled)	D80mm	2.0+/-0.06	3+/-2	B3	60-63	60-62
3"(Forged)	D80mm	2.1+/-0.06	3+/-2	B3	60-62	53-57
31/2"	D90mm	3.0+/-0.07	3+/-2	B3	60-63	59-62
4"	D100mm	4.1+/-0.15	3+/-2	B3	60-63	59-62
4.5"	D115mm	6.3+/-0.15	3+/-2	B3	60-63	57-60
5"	D125mm	8.1+/-0.3	3+/-2	B3	59-62	55-60

Chemical composition	C%	Si%	Mn%	Cr%	P%	S%	Ni%
B2	0.72-1.03	0.15-0.35	0.3-1.2	0.2-0.6	≤0.035	≤0.035	i≤0.25
B3	0.53-0.88	1.2-2.00	0.50-1.20	0.7-1.20	≤0.035	≤0.035	i≤0.25

Warm prompt

 If you need to customize, or other parameters of the product,You can contact us at any time by clicking the link below: https://chinagarnetsand.en.made-in-china.com/contact-info.html

What does Jinan Junda Industrial Technology Co., Ltd. do?

Jinan Junda Industrial Technology Co., Ltd. is a manufacturer and supplier specializing in sandblasting abrasives and equipment, as well as surface treatment solutions. Established in 2005, the company produces a range of products including Steel Shot, Steel Grit, Garnet Sand,Glass Beads,Copper Slag,Brown Fused Alumina, White Fused Alumina,Black Silicon carbide powder,Forged Steel Ball,Cast Steel Ball,Chrome Steel Ball,Carbon Steel Ball,Stainless Steel Ball,Paint Sprayer Machine,Air Compressor,Air Storage Tank,Sandblasting machines, and related spare parts. It also offers customized engineering support, OEM/ODM services, and holds international certifications such as ISO 9001 and CE. Serving clients worldwide across industries like surface preparation and corrosion control, Jinan Junda is recognized for its quality products, professional service, and competitive pricing.
In addition, we have obtained lS0 901 certification, CE certification, and KOC certification. Selling well in all cities and provinces around China,our products are also exported to clients in more than 100 countries and regions as the USA,Canada, Chile, Peru, Argentina, Australia, Germany, UK, Denmark, Norway,Russia,Saudi Arabia,Japan, Malaysia and South Africa. We also welcome OEM and ODM orders. Whether selecting acurrent product from our catalog or seeking engineering assistance for your application, you cantalk to our customer service center about your sourcing requirements.

What is the quality of service and support provided by Jinan Junda Industrial Technology Co., Ltd.?

We are located in Jinan with convenient transportation access.Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements to ensure full customer satisfaction in many different Sand Blasting,Surface Preparation, and Corrosion Control industries.
Adhering to the business principle of mutual benefits, we have a reliable reputation among ourcustomers because of our professional services, quality products and competitive prices. We warmly welcome customers from at home and abroad to cooperate with us for common success.

Which certifications has our company obtained?

Our operations and products are backed by key international certifications, including ISO 9001 for quality management, CE for the European market, and KOC for South Korea. These credentials are not just badges of compliance but essential enablers of our global reach, supporting our exports to a network of over 100 countries and reinforcing our clients' trust in our professional standards.

Q1:What's the delivery time?

A : 5-10 work days after receiving client's payment
 
Q2: What's package?
A: wooden box packaging
 
Q3: Do you have any timely technology supports?
A: we have a professional technology supporting team for your timely services. We prepare the technical documents for you, also
you can contact us by telephone, online chat (whats, skype, phone).
 
Q4: What's the payment method?
A: T/T, WESTERN UNION, MONEY GRAM,LC...
 
Q5: How to ensure that I received the machine undamaged?
A: At first , our package is standard for shipping, before packing, we will confirm product undamaged, otherwise, please contact
within 2days. Because we've bought insurance for you, we or shipping company will be responsible!
 
If any need, please contact us any time!!!
We are well aware that a satisfactory shopping experience is not only dependent on excellent product quality, but also requires thoughtful and reliable after-sales service.
From the moment you chose us, we have embarked on a long-term commitment and protection.No matter what problems you encounter, our after-sales team will provide you with efficient and prompt solutions with a warm and patient attitude. Your satisfaction is our eternal pursuit.