国内阀门材料常用技术标准 碳钢焊条尺寸
| 焊 条 直 径 | 焊 条 长 度 | ||
| 基本尺寸 | 极限偏差 | 基本尺寸 | 极限偏差 | 
| 1.6 | ±0.05 | 200~250 | ±2.0 | 
| 2.0 | 250~350 | ||
| 2.5 | |||
| 3.2 | 350~450 | ||
| 4.0 | |||
| 5.0 | |||
| 5.6 | 450~700 | ||
| 6.0 | |||
| 6.4 | |||
| 8.0 | |||
This region has not yet joined our new website. You will now continue to the existing site for 完美·体育-完美online(中国)