ASTM A519-规格覆盖几种碳和合金钢机械管,热成品或冷轧。在机械管中使用的ASTM A519钢可以铸造铸锭或可以是股线铸造。当不同等级的钢依次划分时,需要鉴定所得的过渡材料。
无缝管是一种没有焊缝的管状产品。它通常通过热工作钢制造,并且如有必要,随后冷加工热工作的管状产品以产生所需的形状,尺寸和性能。该管应以下列形状提供:圆形,方形,矩形和特殊部分。应制定热分析以确定指定的元素的百分比。如果使用二次熔化过程,则应从一个重熔锭或每种初级熔体的一种重熔锭的铸锭中获得热分析。在指定时,在成形之前,应将管子涂有油膜以延迟锈蚀。
OD(mm) | 壁厚单元(mm) | |||||||||||||
2 | 2.5 | 3. | 3.5 | 4. | 4.5 | 5. | 6. | 6..5-7 | 7.5-8 | 8.5-9 | 9.5-10 | 11. | 12. | |
φ25-φ28 | ● | ● | ● | ● | ● | ● | ||||||||
φ32 | ● | ● | ● | ● | ● | ● | ||||||||
φ34-φ36 | ● | ● | ● | ● | ● | ● | ||||||||
Φ38 | ● | ● | ● | ● | ● | ● | ||||||||
φ40. | ● | ● | ● | ● | ● | |||||||||
φ42 | ● | ● | ● | ● | ● | |||||||||
φ45. | ● | ● | ● | ● | ● | ● | ||||||||
φ48-φ60 | ● | ● | ● | ● | ● | ● | ● | |||||||
φ63.5 | ● | ● | ● | ● | ● | ● | ● | |||||||
φ68-φ73. | ● | ● | ● | ● | ● | ● | ||||||||
φ76. | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
φ80. | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
φ83. | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
φ89. | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
Φ95 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
φ102 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
φ108 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
Φ114 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
φ121 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
φ127 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
φ133 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
φ140 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
φ146. | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
Φ152 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
Φ159 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
Φ168 | ● | ● | ● | ● | ● | ● | ● | ● |
年级 |
C | MN. | p≤. | S≤. | Si. | CR. | 莫 |
1008. | ≤0.10 |
0.30-0.50 |
0.040 | 0.050 | - | - | - |
1010. | 0.08-0.13 | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
1018. | 0.15-0.20 | 0.60-0.90 | 0.040 | 0.050 | - | - | - |
1020. | 0.18-0.23. | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
1025. | 0.22-0.28 | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
1026. | 0.22-0.28 | 0.60-0.90 | 0.040 | 0.050 | - | - | - |
4130. | 0.28-0.33. | 0.40-0.60 | 0.040 | 0.050 | 0.15-0.35. | 0.80-1.10 | 0.15-0.25 |
4140. | 0.38-0.43 | 0.75-1.00 | 0.040 | 0.050 | 0.15-0.35. | 0.80-1.10 | 0.15-0.25 |
年级 | 健康)状况 | MPA Tenslle Point. | 产量点 | 伸长 |
1020. | CW. | ≥414 |
≥483 |
≥5% |
SR. | ≥345 | ≥448 | ≥10% | |
一种 | ≥193 | ≥331 | ≥30% | |
N. | ≥234. | ≥379 | ≥22% | |
1025. | CW. | ≥448 | ≥517 | ≥5% |
SR. | ≥379 | ≥483 | ≥8% | |
一种 | ≥207 | ≥365 | ≥25% | |
N. | ≥248 | ≥379 | ≥22% | |
4130. | SR. | ≥586. | ≥724. | ≥10% |
一种 | ≥379 | ≥517 | ≥30% | |
N. | ≥414 | ≥621 | ≥20% | |
4140. | SR. | ≥689. | ≥855 | ≥10% |
一种 | ≥414 | ≥552. | ≥25% | |
N. | ≥621 | ≥855 | ≥20% |
请注意表2中以下缩写的含义:
狗万滚球官网合金钢管含有除碳,铬,硅,锰,钨,钼,钒和有限的其他常见的元素(如锰,硫,硅和磷)之外的大量元素。
我们的团队在维修和生产各类钢铁供应方面经过高度培训和经验丰富。