For non-standard flanges as per customers' drawings

1.Plate/Flat     2.Slip on

3.Welding Neck  4.Blind

5.Socket Weld   6.Lap joint

7.Threaded      8. Backing Ring

1.150#,300#,400#,600#,900#,1500#,2500#;

2. PN6,PN10,PN16,PN25,PN40

3. JIS 5K,10K,15K,20K

10-2000mm,

DN10-DN2000

10A-2000A

Carbon Steel:

1.ASTM A105, ASTM A36,

2.S235jr, st37.2 ,c22.8, C40, P245gh,p250gh.

3.SS400,SF440.

4.Chinese Q235A,Q235B,20#steel,20Mn,16Mn

Surface treatment:

1.Yellow or black painting

2. Electro galvanizing

3. Hot dip galvanized

4. Polyethylene PE Coated

5. Transparent ansi-rust oil

Normalizing, Annealing, Quenching+Tempering

or as per projects requirements