精密不锈钢管类型：无缝
· 外径：Φ6-Φ108
· 壁厚：0.3-6mm
特殊定制：精度达到±≤0.02
· 执行标准： GB/T3639 ，ASTM ,JIS , DIN
· 精密光亮管化学成分：
·
C | Si | Mn | Cr | Ni | S | P | Mo | ||
TP304 | ≤0.08 | ≤1.0 | ≤2.0 | 18.0-20.0 | 8.0-10 | ≤0.03 | ≤0.045 | ||
304 | 0Cr18Ni9 | ≤0.07 | ≤1.0 | ≤2.0 | 17.0-19.0 | 8.0-11.0 | ≤0.03 | ≤0.035 | |
TP316L | ≤0.035 | ≤1.0 | ≤2.0 | 16.0-18.0 | 10.0-14.0 | ≤0.03 | ≤0.045 | 2-3 | |
316L | 00Cr17Ni14Mo2 | ≤0.03 | ≤1.0 | ≤2.0 | 16.0-18.0 | 12.0-15.0 | ≤0.03 | ≤0.035 | 2-3 |
精密不锈钢管产品用途：
· 气缸、 汽车、机械、电子、精密机械设备配管等行业。
· 精密光亮管处理工艺：精度可以达到±≤0.02mm，管内壁粗糙度ra≤0.7μm，
· 内壁抛光后ra≤0.25-0.4μm,表面光滑。
精密不锈钢管尺寸公差www.jmbxgg.com
GB3639/T精密无缝钢管尺寸公差对照表（精密光亮管） | ||||
外径尺寸范围 | GB/T3639(GB8713) | DIN2391(EN10305) | 本公司正常范围 | 本公司特殊范围 |
4mm-30mm | ±0.10mm | ±0.08mm | ±0.05mm | ±0.02mm |
31mm-40mm | ±0.15mm | ±0.15mm | ±0.05mm | ±0.03mm |
41mm-50mm | ±0.20mm | ±0.20mm | ±0.05mm | ±0.03mm |
51mm-60mm | ±0.25mm | ±0.25mm | ±0.08mm | ±0.03mm |
61mm-70mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
71mm-160mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
壁厚公差范围 | ±0.12mm | ±0.10mm | ±0.05mm | ±0.03mm |
