High-Impact Wear Resistance Ultra-High Manganese Steel Castings

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High-Impact Wear Resistance Ultra-High Manganese Steel Castings

These highly wear-resistant castings are manufactured from alloy steel with an ultra-high manganese content, representing a high-performance material developed specifically for environments involving large-scale equipment, high-strength loads, and severe impact-abrasion. By increasing the manganese content and optimizing the alloy composition, the product achieves superior work-hardening capabilities and impact resistance.

During operation, the surface of the casting rapidly hardens upon impact, forming a highly wear-resistant layer, while the interior retains excellent ductility and toughness; this results in a "wear-resistant-as-it-wears" characteristic.

The product is ideally suited for large-scale mining and heavy-duty crushing equipment, capable of withstanding high-energy impacts and the demands of continuous, long-term operation.

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NO. Kinds Brand number C Si Mn Cr Mo Ni Cu S P AK (J/cm²) HRC σb (MPa) Metallographic Structure
1 Medium Carbon Medium Chromium I ZG30Cr5MoRE 0.25~0.35 0.3~1.0 0.3~1.0 4.5~5.5 0.2~1.0 — — ≤0.045 ≤0.045 ≥25 ≥45 — M+B+C
2 Medium Carbon Medium Chromium II ZG40Cr5MoRE 0.35~0.45 0.3~1.0 0.3~1.0 4.5~5.5 0.2~1.0 0.1~0.4 ≤0.1 ≤0.045 ≤0.045 ≥20 ≥48 — M+B+C
3 Medium Carbon Low Alloy Steel ZG40Cr5MoNiRE 0.3~0.5 1.1~1.6 0.3~1.0 1.2~1.8 0.2~0.6 1.4~1.8 — ≤0.04 ≤0.04 ≥30 ≥40 — M+F
4 Low Carbon High Alloy Steel ZG20Cr9NiMo 0.15~0.35 ≤1.0 0.3~1.0 8~10 0.4~0.8 0.5~1.0 — ≤0.045 ≤0.045 ≥40 ≥40 — M+C
5 Cr-Ni-Mo Alloy Steel ZG45Cr3NiMoMn-RE 0.4~0.50 0.3~0.8 0.6~1.2 2.0~3.2 0.3~0.5 — — ≤0.04 ≤0.04 ≥20 ≥50 — M+C
6 90 Chromium Alloy Steel ZG90Cr6MoMn 0.85~0.95 0.4~0.8 0.4~0.8 5~8 0.2~0.4 — — ≤0.045 ≤0.045 ≥7 ≥50 — M+C
7 Conventional High Manganese Steel ZGMn13 1.1~1.4 0.3~1.0 11~14 — — — — ≤0.06 ≤0.10 ≥147 HB≥229 637 A+C
8 Modified High Manganese Steel ZGMn13Cr2MoVTiNbRe 1.1~1.3 0.3~1.0 11~14 1.8~2.5 — Ti:0.2~0.4 — ≤0.06 ≤0.10 ≥80 ≥240 — A+C
9 Super High Manganese Steel ZGMn17Cr2 1.1~1.4 0.3~1.0 16~19 5~2.5 — 4~6 — ≤0.06 ≤0.10 ≥50 ≥260 — A+C
10 Heat Resistant Steel ZG20Cr26Ni5 ≤0.20 ≤0.20 ≤0.20 1.0~2.0 ≤0.5 11~14 — ≤0.04 ≤0.04 — — 590 A+F
11 HH ZG20Cr26Ni12 0.2~0.5 ≤0.20 ≤0.20 24~28 ≤0.5 19~22 0~1.2 ≤0.045 ≤0.045 — — 490 A+F
12 HK ZG40Cr25Ni20 0.35~0.45 ≤0.20 ≤0.20 24~28 ≤0.5 0~1.0 0.8~1.2 ≤0.045 ≤0.045 — — 440 A+F
13 High Chromium Cast Iron KmTBCr15Mo2 2~2.8 ≤1.2 0.5~1.0 23~27 0.2~2.5 0~1.5 0~2.0 ≤0.06 ≤0.10 ≥53 — — M+A+C
14 High Chromium Cast Iron KmTBCr20Mo2 2~3.0 ≤1.2 0.5~1.0 13~18 1.5~2.5 0~1.5 1~2.0 ≤0.06 ≤0.10 ≥3 ≥58 — M+A+C
15 High Chromium Cast Iron KmTBCr26 2~3.0 ≤1.2 0.5~1.0 23~28 0.1~1.0 0~1.0 0~1.0 ≤0.06 ≤0.10 ≥55 — — M+A+C
16 High Chromium Cast Steel ZGCr12SiMn-GT 1.0~2.0 ≤1.2 0.5~2.0 12~14 0.1~1.0 0~1.0 0~1.0 ≤0.06 ≤0.10 ≥3.2 ≥55 — M+A+C
17 High Chromium Cast Steel ZGCr15SiMn-GT 1.0~2.0 ≤1.2 0.5~2.0 15~17 0.1~1.0 — — ≤0.06 ≤0.10 ≥3.5 ≥55 — M+A+C

Product Features:
Ultra-high manganese alloy formulation for outstanding wear resistance;
Rapid work-hardening rate;
High impact resistance and resistance to cracking;
Suitable for large-scale, heavy-duty equipment;
Long service life, reducing replacement costs.

Applications:
Large-scale mining crushing equipment, iron and steel metallurgical equipment, cement production lines, and large grinding mills.

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Anhui Ningguo Wanfu New Material Science and Technology Development Co., Ltd. is located at the foot of the Huangshan Mountain -- the capital of wear-resistant materials in China, the provincial high-tech economic and technological development zone, and is a professional manufacturer of wear-resistant materials series products.
Wear-resistant material technology combined with grinding technology as the guide, sets scientific research, design, development, manufacturing, and technical services as one. With a resin sand extrusion model automatic production line, resin sand automatic production line, iron film coated sand casting production line, with no box shape casting production lines, automatic oil quenching heat treatment production line, desktop car and well type heat treatment furnace, shot blasting machine and direct reading spectrometer, chemical analysis instruments, metallurgical microscope, durometer, impact tester, etc. A full set of production and physical and chemical testing equipment...

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