Gold Member Since 2009
Audited Supplier

Zhejiang Good Fittings Co., Ltd.

Pipe Fitting, Elbow, Stainless Steel Pipe Fittings manufacturer / supplier in China, offering Stainless Steel Ss Fitting Pipe Fittings Bw Cap, Stainless Steel Pipe Fitttings (Packing Case), Stainless Steel Butt Welding Elbow with CE (R=3D) and so on.

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Heat treatment [Sep 23,2013]
Heat treatment
Heat treatment is a metal material is placed within the certain medium heat, heat preservation, cooling, by changing the material surface or internal metallographic organization structure, to control the performance of a metal hot working process.