indicator ion exchange indica aquarium treatment Photos Catalog - page 46 - ECeurope Market

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  Effect Double Quenching Heat Treatment 5120 Alloy Material Microstructure Properties

  Alloys - Dongguan Songshun Mould Steel Co., Ltd. - China - July 28, 2025 - 521.00 Dollar US$

  Effect of two quenching heat treatments on structure and performance (I) Changes in structure After two quenchings, the original structure of 5120 alloy material (such as ferrite and pearlite) is transformed into a fine and uniform martensite structu...

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  G51200 Steel Carburizing Quenching Low Temperature Surface Hardening Treatment

  Minerals and ores and metals - Dongguan Songshun Mould Steel Co., Ltd. - China - July 28, 2025 - 419.00 Dollar US$

  Carburizing + quenching + low temperature tempering (most commonly used) This is the preferred process for surface hardening of G51200 steel, suitable for scenarios requiring high surface hardness (58-63 HRC) and core toughness (≥900 MPa tensile stre...

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  Din 1 7027 Steel Rust Prevention Treatment Process Method

  Metal and mineral industries - Dongguan Songshun Mould Steel Co., Ltd. - China - July 28, 2025 - 416.00 Dollar US$

  Rust prevention treatment of DIN 1.7027 steel 1. Phosphating Forms a porous phosphate layer, which is conducive to lubrication and rust prevention, and is often used for parts such as bolts. 2. Black Oxiding Generates a magnetic iron oxide film (Fe₃O...

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  Improve Performance 30cr Steel Material Heat Treatment Specifications

  Minerals and ores and metals - Dongguan Songshun Mould Steel Co., Ltd. - China - August 11, 2025 - 303.00 Dollar US$

  Heat treatment is an important means of improving the properties of metal materials. The heat treatment specifications for 30Cr material include two key steps: quenching and tempering. The quenching temperature is set at 860°C, followed by oil coolin...