Detail

1.Application standards:

    Design and manufacturing: GB/T 12238-89

    Structural length: GB/T 12221-2005

    Butt-welding connections: GB/T 12224-2015

    Valve inspection and testing: GB/T 13927-92

2.Main connection dimensions

Note:

   ☆ Indicates handwheel operated valve;

   ☆ Indicates gearbox operated valve;

   △ Indicates pneumatic operated valve;

   ★Indicates electric operated valve;

   /  Indicates not applicable;

   Items not covered in the table can be manufactured according to customer requirements.

3.Triple offset butterfly valve supply scope

4.Technical performance specifications


Quality and inspection:
       Regular check on production line at each working procedure, and one special inspector inspecting the goods in random during the period time of production.regular performance check on finished goods.        
Production step:
       1.The raw materials are cast or forged and processed into semi-finished products.
       2.Processing the semi-products in works shop
       3.Assembling the goods
       4.Testing the sealing in pressure and checking quality of the goods
       5.Package
       6.Delivery the goods on time
Package:
        1.The pakage standard:inside PVC bag and small box and standard export carton
        2.If you have any special requirements pakage,we can pakage as per your artworks.
Primary Competitive Advantages:
       1) We have several years of experience in manufacturing various types of valves professionally.
       2) Products are of good quality, with reasonable prices.
       3) Our style:Promise must be kept and action must be prompt and fruitful.

       Our business idea:All for customers and everything from innovation.The size standards can be customized according to your specific requirements. Please feel free to contact us for more details.