
ASTM-254 Double Wall Bundy Tube 12.7 * 0.7mm For Refrigeration System
surface treatment: copper coated
features:soft and easy to bend
elongation:more than 25%
For Brake & Fuel System
Specification:
specification | dimensional tolerance | Mechanical properties | |||
Diameter tolerance | Wall thickness tolerance | tensile strength | yield strength | elongation | |
Double wall steel tube 12.7*0.7mm | ±0.08 | ±0.08 | ≥290Mpa | ≥180Mpa | ≥25% |
1.material: low carbon steel strip
2.main use: widely used in Heat exchanger,Air conditioning,Condenser,Evaporator etc
3.outer diameter:12.7mm
4.wall thlickness: 0.7mm
5.standard: ASTM-254
6.certification:also passed ISO9001 quality attestation system and ISO14001 Certificate of Environment Management System
7.feature:soft and easy to bend,suit for refrigeration and heat changer tube line making
8.tensile strength:more than 290Mpa
9.yield strength:more than 180Mpa
10.elongation:more than 25%
11.place of origin:changzhou city,jiangsu province,china
13.port of loading:shanghai ,china
14.package:plastic cloth with coil,wooden box,iron pallet etc
15.delivery:as contract
16.supply ability:10000 ton per year
17.brand:wushun
Competitive Advantage:
Bright copper coating,good welding performance.Size is complete and best price with best quality.The products are according to ASTM-254.It has the strong corrosion resistence.The cost is low and the performance is similar to steel pipe.
Application:
Double wall steel tube is made by low carbon steel strip.It is mainly used in Heat exchanger,Air conditioning,Condenser,Evaporator,Refrigerator etc.
CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD.
CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD.
Changzhou Wujin Shunda Precise Steel Tube Co., Ltd., is located in Lijia Town, Changzhou City. Since its foundation in 1996, over years of efforts, the company has become one of the dominant manufacturers in producing steel pipes, evaporators and condensers used in refrigerators in China. This company covers an area of 70000 square meters (construction area) and become one of the dominant manufacturers producing the most complete product category and specifications in China. The company can produce 50000 tons of steel pipe of various types, and 10 million sets of evaporators and condensers every year. Its Wu Shun brand including the precise single welded steel pipe (including single copper welded steel pipes, galvanized single pipes, bright annealed pipes), double-wall pipes, compressor pipes, evaporators and condensers. It supplies quality and reliable products to many well-known refrigerator/freezer and compressor brands in China and abroad. The company has received the certification of ISO9001 quality management system and ISO14001 environmental management system.
Our company leads the direction of industry development. It is one of the major participators in preparing the national standard "GB/T24187-2009" Cold drawing precise single welded steel pipe and "GB/T34020.1-2017" of double wall copper-brazed steel tubes - Part 1 and also participates in drafting the metallurgical industry association standard YB/T4164-2007 Double brazed steel pipe industry, complementing the national standards and industry standard for steel pipes used in refrigerators. In recent years, our company has made innovations independently and constantly, and successively won the honors of New and High Technology Enterprises in Jiangsu Province, Private Technology Enterprises in Jiangsu Province, and Private Technology Enterprises in Changzhou City.