High Chromium Cast Iron ,also called Wear-Resistant Cast Iron is Leesh Sand Casting Foundry all year round casting products. This Casting Processing Production Process Flow is one of our typical High Chromium Cast Iron Casting. For confidential reason, we have covered the temperature. For any enquiry, pelase feel free contact us david.lee@leesh.cn 高铬铸铁（抗磨铸铁）铸件铸造加工生产工艺流程 High Chromium […]
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Leesh Holdings is a professional and experienced sand cast steel manufacturer capable of producing all standard cast steel grades including GB, ASTM, Australia AS, Europe EN and ISO specifications. With years of manufacturing experience, global customers and strict quality control systems, we provide high-quality sand cast steel products with competitive prices. We can customize cast steel parts
Cast Steel Grades: GB ASTM AS EN ISO Equivalent Comparison Read More »
Leesh Sand Casting Process We have been continuously pouring 2520 (310S) stainless steel all year round for global customers serving harsh environments. Strict material compliance, competitive costs and reliable lead times are the key factors to win the market. If you have requirements for heat-resistant and wear-resistant materials, Leesh is definitely your best partner. Contact: david.lee@leesh.cn 2520(310S) Stainless
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EN 10293 GE300 / GS‑60 (1.0558) – Material Specification & Sand Casting Production Material Overview EN 10293 GE300, historically known as GS‑60 (1.0558), is a widely used carbon steel casting material defined by the European standard EN 10293 (Steel Castings for General Engineering Uses). It replaces the older German standard DIN 1681:1985 and delivers reliable
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Heat Treatment Training Seminar Heat Treatment Training Seminar CopyRight@Leesh Holdings | If quoted, please indicate the source. Table of Contents 1. Basic Knowledge of Heat Treatment 2. Properties of Metal Materials 3. Applications of Heat Treatment Process Products 4. Factors Affecting Heat Treatment Quality 1. Basic Knowledge of Heat Treatment 1.1 What is Heat Treatment?
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Comprehensive casting tolerance guide: ISO 8062 (GB/T6414) CT5-CT7 linear tolerances, VDG P690 investment casting specs (D1/D2/D3), angular tolerance (±0.5°~±1°), and straightness (0.127mm/25mm) for manufacturing quality control.
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Abrasion Resistant White Iron Castings ASTM A532 / A532M Class Type Grade As-Cast or As-Cast + Stress Relieved (min) Hardened or Hardened + Stress Relieved Chilled As-Cast (min) Annealed (max) Typical Values HRC HV HB HRC HV HB HRC HV HB HRC HV HB HRC HV HB I A Ni-Cr-HiC 550 53 600 600 56
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Dear all attention: All molds/moulds/toolings and drawings are the assets and property of our customers. We will not use the customer’s molds/moulds/toolings to produce any products for any party other than the mold owner, nor will we share the customer’s drawings and proprietary process information with any other irrelevant parties. Leesh Holdings Co., Ltd. 2026/1/13
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As 2025 draws to a close, we want to take a moment to thank our outstanding team, trusted customers, and valued suppliers. It has been a growing year for Leesh Holdings, with growth across all areas of the business, and we are grateful to everyone who contributed to achieving these goals. As the holy season
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GOST 613-79: Tin Foundry Bronzes Standard GOST 613-79: Tin Foundry Bronzes. Grades Standard Information Standard Number: ГОСТ 613-79 Title: Tin Foundry Bronzes. Grades Replaced Standard: ГОСТ 613-65 Implementation Date: January 1, 1980 Classification Code: ОКП 17 3620 Approved by: Decree of the State Committee of the USSR for Standards dated April 26, 1979 No. 1555
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