40 mm diameter stainless steel bellows semi finished products for weld thick wall

plastic bags+paper cases+wooden cases

Zhucheng Yongbang Pipe Co., LTD. is located in Zhucheng,Shandong,China. Yongbang is a professional manufacturer of high quality stainless steel vacuum bellows,corrugated hoses and other standard vacuum components. We make vacuum bellows range from DN10 to DN300 mm.Our products are widely used in college laboratories, semiconductor industry, vacuum coating engineering, LED Industry, solar energy, nuclear and other scientific and industrial markets.

1. who are we?
We are based in Shandong, China, start from 2010,sell to Domestic Market(48.00%),Mid East(10.00%),Southeast Asia(10.00%),North America(5.00%),Eastern Asia(5.00%),Eastern Europe(5.00%),South Asia(5.00%),South America(5.00%),Africa(3.00%),Western Europe(2.00%),Southern Europe(2.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
vacuum bellows,KF bellows,flexible hose,stainless steel bellows,corrugated tube

4. why should you buy from us not from other suppliers?
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5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery；
Accepted Payment Currency:USD,EUR,HKD,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union,Cash;
Language Spoken:English,Chinese