... GB/T 1220, JIS G4303, stainless steel bar details:1. Product name: Stainless Steel Round Bar 2. Standard: AISI,SUS,GB ... ,300,400series, 201,202,301,304,304L,310S,316,316L,410,430,etc4. Size: 1/4''--4'' Length:According to ... can provide spectroscopic analysis for your products to ensure your quality .2. laser cutting machine tool 3. Bending machine 4. ... steel bar 201 202 301 304 316 310 409 410