Product details as follows:

1) Name:  carbon steel flange, stainless steel flange, alloy steel flange

 2) Size:DN15 to DN800 and according to the customer requirement

3) Material: carbon steel, stainless steel, alloy steel, cast steel

4) Standard: ISO, DIN, JIS, SNSI, SMSI, GB/T12459, GB/T

5) Certification: CE, ISO 

6) Surfance: rust-proof oil, black painted, vanish, galvnanizing and

                   as per customer requirement