1) Material:carbon,alloy or stainless steel 2).
high quality Flange 3) What you want are what we pursuit Product ... to GB, JIS, ISO, ANSI,
ASTM, BS, DIN, etc. standard, which can meet the ISO9001
quality control and inspection.
As long ... ensure the best quality for customers, ensure our strict quality assurance system will conduct throughout the entire production. high quality forged socket weld ...