| Lieu d'origine: | Ville de Jinan, province de Shandong, Chine | 
| Nom de marque: | ZW | 
| Certification: | ISO9001:2008 | 
| Numéro de modèle: | boules forgées, boules d'acier de meulage | 
| Quantité de commande min: | 1 tonnes | 
|---|---|
| Prix: | USD 550-680/Ton | 
| Détails d'emballage: | sacs de conteneur, tambour métallique | 
| Délai de livraison: | 21 jours après la confirmation de la commande | 
| Capacité d'approvisionnement: | Production annuelle 80000 tonnes | 
| Dimension: | Coutume | Composition chimique: | C: 0,52-0,65%, Si: 0,15-0,37%, Mn: 0,6-1,2%, P: ≤0,025%, S: ≤0,025% | 
|---|---|---|---|
| Forme: | Rond | Catégorie: | Testeurs de dureté | 
| Mettre en évidence: | heat-treated forged steel balls,cement plant steel balls,hot rolling steel balls | ||
Heat-Treated Forged Steel Balls | Cement Plant Use | Export Ready
1.The breakage rate less than 1.0%, crush resistance is generally cast ball more than 10 times.
2.The impact toughness of high impact toughness than 12J/cm2: 8 meters, more than 20000 times of falling ball experiment.
3.The high hardness, the surface hardness from 42-68 HRC.
4.No deformation,not out of roundness.
5.Compact structure, high performance-price ratio.
| Material | Chemical Elements | |||||
| C | Si | Mn | P/S | Cr | Hardness (HRC) | |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 | 60-65 | 
| 60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 | 58-63 | 
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 | 55-58 | 
| B3 | 0.58-0.66 | 1.3-1.9 | 0.65-0.8 | <0.025 | 0.7-0.9 | 56-65 | 
| B6 | 0.97-1.03 | 0.2-0.3 | 1.0-1.1 | <0.025 | 0.5-0.6 | 61-65 | 
Hardness
| 
 Material 
 | 
 25mm-50mm HRC | 
 60mm-90mm HRC | 
 100mm-125mm HRC 
 | 130-150mm HRC | ||||
| Surface | Core | Surface | Core | Surface | Core | Surface | Core | |
| C45 | 55-58 | 55-58 | 50-68 | 23-30 | 48-52 | 22-26 | 48-52 | 22-25 | 
| 60Mn | 58-62 | 55-60 | 58-62 | 30-36 | 57-61 | 26-32 | 57-61 | 26-30 | 
| B2 | 60-64 | 58-64 | 57-64 | 45-60 | 55-60 | 38-48 | 55-60 | 38-42 | 
| B3 | 62-65 | 60-65 | 60-65 | 58-65 | 56-65 | 50-62 | 56-63 | 50-55 | 
| B6 | 62-65 | 60-65 | 61-65 | 58-65 | 60-63 | 50-62 | 61-63 | 50-55 | 

Strict quality control of steel material from LAIWU STEEL FACTORY GROUP, the Biggest
factory group in North of China.

1.Traditional Hammer Forging:
Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing
2. Hot Rolling


1.Surface quality inspection.
2.Size.
3.Surface hardness test.
4.Core pulling the volume hardness test.
5. The impact toughness test.
6. Metallographic examination.
7. Drop test.
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements


Our company is located in Zhangqiu ,Jinan City,Shandong Province, which is provided with superior geographical position and convenient transportation. Our company covers an area of 15,000 square meters,with two million registered capital .And there are 150 existing staff,including 21 technicians.
Our main products: forging grinding steel balls,and (high,low,medium) chrome alloyed casting iron balls,casting cylpebs,grinding rods.
Application of our products: various mines,cement plants,power stations and chemical industries.
Priorities of our products: High hardness, good wear resistance, breakage rate lower than 1%.



Personne à contacter: Mrs. cherry lee
Téléphone: +8613793138983
Télécopieur: Jinan Zhongwei Casting And Forgi
Répondent-: Rue Puji, district de Zhangqiu, ville de Jinan, province du Shandong, Chine
Adresse usine:Lejia, ville de Puji, ville de Zhangqiu Jinan, province de Shandong, Chine