Certificates:
1. ISO9001:2000 quality system certificate
2. AD 2000-Merkblatt WO/TRD100 Boiler Pressure Vessel Specification Certificate
3. PED Certificate
4. ISO 14001:2004 Environmental Management System Certificate
5. Manufacture License of Special Equipment People's Republic of China
6. D&B Certificate
7. Tarim Oil Market Access Certificate
Production Prosess:
1. Cutting: material is cool cut or saw cut.
2. Forging: after heating up, all material blocks are free forged, die forged or ring rolled according to their size.
3. Heat Treatment: We have 6 sets of electric shaft furances,3 sets of high-temperature, car type electric furnaces, and can do normalizing treatment and drawing temper.
4. Machining: Rough parts are machined by engine lathe and digital lathe according to the size, flange type and tolerance requirement.
5. Drilling: The semi-finished-products are drilled.
6. Surface treatment: Die-stamp, wash, paint, oil or galvanize flanges according to the customers' requirement.
7. Packing: Pack the flange as requested