2025-09-28
Chemical composition of 321 stainless steel seamless pipe: Carbon: ≤0.08, Silicon: ≤1.00, Manganese: ≤2.00, Sulfur: ≤0.030, Phosphorus: ≤0.035, Chromium: 17.00-19.00, Nickel: 9.00-12.00, Nitrogen: ≤1.0
Common standards for 321 stainless steel seamless pipe: ASME SA-213/SA-213M, ASME SA-312/SA-312M,