... . iron,steel,copper,stainless steel,aluminium,etc. Welding Parts1. Material: Various materials according to ASTM, DIN,JIS, EN, ISO, GB ... standards2. Process: According to the customers3. Surface finish: Powder coating or painting with ... according to customers' drawings.5. Delivery: By sea, air or express according to customers' required.6. Certificate: ISO9001 Welding parts, ...