Tag Archives: double wall

ASTM A254 7×0.7mm Bundy Welded (Brazed) Steel Pipe OD 7mm Wall 0.7mm

Now have plenty of stock of 7×0.7mm Bundy tubes, with copper coated both inside and outside. Please don’t hesitate to contact us to get an quote! Product: copper brazed steel tube, double wall, Bundy welded; OD: 7mm; Wall: 0.7mm, 0.028″; MFG method: copper brazed (Bundy welded), followed by cold drawing and re-annealing; Mechanical properties: following […]

Tube Products

GOST 11249-80 Steel Rolled-Up Soldered Double-Layer Brazed Tubes

This standard applies to steel convoluted double-layer brazed pipes intended for pipelines of hydraulic systems of combines, tractors, automobiles, household refrigerators, etc. 1. Assortment 1.1. The shape, dimensions and mass of 1 m of pipes must correspond to those indicated in Fig. 1 and in Table 1.   1.2. The length of the pipe is made: dimensional – […]

Standards

Double Walled ASTM A254 Steel Tubing

ASTM A254 defines the standard specifications for double walled steel tubing (copper brazed). Engineered Industries Limited offers double walled ASTM A254 tubing with great quality, and very quick delivery. We have plenty of stock of regular size tubing, and offer flexible packing and shipping options based on many year experience of ocean freight and airway […]

Tube Products

IS8119 Class I Copper Brazed Steel Tubing 12.7x1mm Shipped to India

Tubes of 12.7x1mm were shipped from our local factory, cut in 5.8 meter length, packed in steel case, by heavy trucks to Shanghai. The tubes were made to Indian standard of copper brazed steel tubing IS8119 Class I, double wall structure. They shall be used further to manufacture tube parts for railway hydraulic systems. Tubes […]

Cases

1/8″ 3.17mm OD Copper Brazed Double Wall Capillary Steel Tube

Tube Type: Double wall brazed MFG: Bundy welding OD: 3.17mm, 1/8″ Wall: 0.7mm, 0.6mm, 0.5mm optional Heat Treatment: Extra annealed to soft condition Typical Mechanical Performance: Tensile 310~350 MPA, yield 210~240MPa, elongation 30~35%. Typical Application: Replacing copper tubes used in ACR compressors Packaging: Rolled in small coils fit in carton box, or cut to straight […]

Tube Products

How to Tell Double Wall Bundy Tubes from Single Wall Bundy Tubes

Many buyers are confused by names of the double wall and single wall Bundy tubes. Once a while one of our client who needed double wall Bundy tube, but the tubes he purchased from somewhere else were actually single wall tubes coated with copper both inside and outside. Buyers of Bundy tubes should firstly clearly […]

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