What Is GALFAN?

GALFAN is a zinc-aluminum alloy, Zn-5Al-MM, UNS Z38510 in ASTM designation. It consists of 5% aluminum and 95% zinc alloy. The following table lists the chemical requirements of this alloy, according to ASTM B750. Element Composition, % Aluminum 4.2-6.2 Cerium+Lanthanum, total 0.03-0.10 Iron, max 0.075 Silicon, max 0.015 Lead, max 0.005 Cadmium, max 0.005 Tin,

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SAE J527 Brazed Double Wall Low-Carbon Steel Tubing

1. Scope—This SAE Standard covers brazed double wall low-carbon steel tubing intended for general automotive, refrigeration, hydraulic, and other similar applications requiring tubing of a suitable quality for bending, flaring, beading, forming, and brazing. 2. References 2.1 Applicable Publications—The following publications form a part of this specification to the extent specified herein. Unless otherwise specified, the

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A Discussion About Application of Double Wall Brazed Steel Tubing in Air Conditioning

1. Future of Air Conditioning After decades of opening policy and striving of Chinese AC (air condition) manufacturers, China has been recognized as the center of AC industry. The total yield of air conditioners of China in 2011 reached 139 million sets according to reports, about 80% of the global production. Meanwhile, the demand increase

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SAE J526 Welded Low-Carbon Steel Tubing

1. Scope SAE J526 Standard covers welded single-wall low-carbon steel tubing intended for general automotive, refrigeration, hydraulic, and other similar applications requiring tubing of a quality suitable for bending, flaring, beading, forming, and brazing. 2. References 2.1 Applicable Publication—The following publication forms a part of this specification to the extent specified herein. Unless otherwise indicated, the latest

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