5-7 days after your deposit, or according to the quantity
Standard
GB 5310-1995, GB/T 8162-1999, JIS G3463-2006, API, API 5CT, BS EN10296, BS EN10025, BS EN 10297, BS EN10219, BS EN10217, ASTM A106-2006, ASTM A213-2001, DIN 1629/3, DIN EN 10216-1-2004, DIN EN 10208-1-1998, DIN EN 10217-1-2005