KSU31是一款通用性较强的涂层粉末冶金高速钢（HSS-E）材质，广泛应用于多种丝锥产品。该牌号采用PVD TiN涂层，在钢、不锈钢、球墨铸铁及铸铝等多种材料的攻丝加工中具有较好的综合表现。
涂层与基体技术
KSU31采用针对多种材料攻丝优化的涂层与基体组合设计：
基体技术：采用粉末冶金高速钢（HSS-E），碳化物分布均匀，晶粒细小，有助于提高切削刃的稳定性和抗崩刃性能。
涂层类型：PVD TiN（氮化钛）涂层，具有较好的耐磨性和通用性，适用于钢、不锈钢、球墨铸铁及铸铝等多种材料的加工。
应用领域
该牌号主要面向以下材料的攻丝加工场景：
| 材料类别 | 具体材料 | 典型应用 | 相关丝锥系列 |
|---|---|---|---|
| 钢材（P类） | 碳钢、合金钢 | 通用机械零部件、汽车零件 | T830、T838、T857、T877 |
| 不锈钢（M类） | 奥氏体不锈钢、马氏体不锈钢 | 医疗器械、食品机械 | T830、T838、T857、T877 |
| 铸铁（K类） | 灰铸铁、球墨铸铁 | 发动机缸体、泵体 | T830、T838、T857 |
| 有色金属（N类） | 铸铝合金 | 汽车零部件、通用机械 | T830、T838、T857 |
相关刀片型号
| 编号 | 型号 | 材质 | 描述 |
| 6172968 | T838M020X040R6H-D1 | KSU31 | M2X0,4 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6172970 | T838M030X050R6H-D1 | KSU31 | M3X0.5 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173002 | T838M040X070R6H-D1 | KSU31 | M4X0,7 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173004 | T838M050X080R6H-D1 | KSU31 | M5X0,8 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173006 | T838M050X080R6H-D6 | KSU31 | M5X0,8 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173010 | T838M060X100R6H-D1 | KSU31 | M6X1 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173012 | T838M060X100R6H-D6 | KSU31 | M6X1 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173018 | T838M080X125R6H-D1 | KSU31 | M8X1,25 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173020 | T838M080X125R6H-D6 | KSU31 | M8X1,25 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173028 | T838M100X150R6H-D1 | KSU31 | M10X1,5 ISO2 (6H) 3F DIN 371 C HSS-E |
| 6173030 | T838M100X150R6H-D6 | KSU31 | M10X1,5 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173058 | T838M120X175R6H-D6 | KSU31 | M12X1,75 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173066 | T838M140X200R6H-D6 | KSU31 | M14X2 ISO2 (6H) 3F DIN 376 C HSS-E |
| 6173111 | T838M160X200R6H-D6 | KSU31 | M16X2 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173117 | T838M180X250R6H-D6 | KSU31 | M18X2,5 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173133 | T838M200X250R6H-D6 | KSU31 | M20X2,5 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173139 | T838M220X250R6H-D6 | KSU31 | M22X2,5 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173145 | T838M240X300R6H-D6 | KSU31 | M24X3 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173149 | T838M270X300R6H-D6 | KSU31 | M27X3 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173155 | T838M300X350R6H-D6 | KSU31 | M30X3,5 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173157 | T838M330X350R6H-D6 | KSU31 | M33X3,5 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173159 | T838M360X400R6H-D6 | KSU31 | M36X4 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173171 | T838M390X400R6H-D6 | KSU31 | M39X4 ISO2 (6H) 4F DIN 376 C HSS-E |
| 6173173 | T838M420X450R6H-D6 | KSU31 | M42X4,5 ISO2 (6H) 5F DIN 376 C HSS-E |
| 6173008 | T838MF060X075R6H-D4 | KSU31 | MF6X0,75 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173014 | T838MF080X075R6H-D4 | KSU31 | MF8X0,75 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173016 | T838MF080X100R6H-D4 | KSU31 | MF8X1 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173022 | T838MF100X075R6H-D4 | KSU31 | MF10X0,75 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173024 | T838MF100X100R6H-D4 | KSU31 | MF10X1 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173026 | T838MF100X125R6H-D4 | KSU31 | MF10X1,25 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173052 | T838MF120X100R6H-D4 | KSU31 | MF12X1 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173054 | T838MF120X125R6H-D4 | KSU31 | MF12X1,25 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173056 | T838MF120X150R6H-D4 | KSU31 | MF12X1,5 ISO2 (6H) 3F DIN 374 C HSS-E |
| 6173060 | T838MF140X100R6H-D4 | KSU31 | MF14X1 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173064 | T838MF140X150R6H-D4 | KSU31 | MF14X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173069 | T838MF160X150R6H-D4 | KSU31 | MF16X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173113 | T838MF180X150R6H-D4 | KSU31 | MF18X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173115 | T838MF180X200R6H-D4 | KSU31 | MF18X2 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173119 | T838MF200X150R6H-D4 | KSU31 | MF20X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173131 | T838MF200X200R6H-D4 | KSU31 | MF20X2 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173135 | T838MF220X150R6H-D4 | KSU31 | MF22X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173141 | T838MF240X150R6H-D4 | KSU31 | MF24X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173143 | T838MF240X200R6H-D4 | KSU31 | MF24X2 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173147 | T838MF270X150R6H-D4 | KSU31 | MF27X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173151 | T838MF300X150R6H-D4 | KSU31 | MF30X1,5 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173153 | T838MF300X200R6H-D4 | KSU31 | MF30X2 ISO2 (6H) 4F DIN 374 C HSS-E |
| 6173277 | T838NC02500-20R2B-D1 | KSU31 | 1/4-20 UNC 2B 3F DIN 371 C HSS-E |
| 6173279 | T838NC02500-20R2B-D6 | KSU31 | 1/4-20 UNC 2B 3F DIN 376 C HSS-E |
| 6173285 | T838NC03125-18R2B-D1 | KSU31 | 5/16-18 UNC 2B 3F DIN 371 C HSS-E |
| 6173287 | T838NC03125-18R2B-D6 | KSU31 | 5/16-18 UNC 2B 3F DIN 376 C HSS-E |
| 6173301 | T838NC03750-16R2B-D1 | KSU31 | 3/8-16 UNC 2B 3F DIN 371 C HSS-E |
| 6173303 | T838NC03750-16R2B-D6 | KSU31 | 3/8-16 UNC 2B 3F DIN 376 C HSS-E |
| 6173307 | T838NC04375-14R2B-D6 | KSU31 | 7/16-14 UNC 2B 3F DIN 376 C HSS-E |
| 6173311 | T838NC05000-13R2B-D6 | KSU31 | 1/2-13 UNC 2B 3F DIN 376 C HSS-E |
| 6172876 | T838NC05625-12R2B-D6 | KSU31 | 9/16-12 UNC 2B 4F DIN 376 C HSS-E |
| 6172880 | T838NC06250-11R2B-D6 | KSU31 | 5/8-11 UNC 2B 4F DIN 376 C HSS-E |
| 6173261 | T838NC06-32R2B-D1 | KSU31 | #6-32 UNC 2B 3F DIN 371 C HSS-E |
| 6173074 | T838NC07500-10R2B-D6 | KSU31 | 3/4-10 UNC 2B 4F DIN 376 C HSS-E |
| 6173078 | T838NC08750-9R2B-D6 | KSU31 | 7/8-9 UNC 2B 4F DIN 376 C HSS-E |
| 6173082 | T838NC10000-8R2B-D6 | KSU31 | 1"-8 UNC 2B 4F DIN 376 C HSS-E |
| 6173269 | T838NC10-24R2B-D1 | KSU31 | #10-24 UNC 2B 3F DIN 371 C HSS-E |
| 6173086 | T838NC11250-7R2B-D6 | KSU31 | 1 1/8"-7 UNC 2B 4F DIN 376 C HSS-E |
| 6173273 | T838NC12-24R2B-D1 | KSU31 | #12-24 UNC 2B 3F DIN 371 C HSS-E |
| 6173090 | T838NC12500-7R2B-D6 | KSU31 | 1 1/4"-7 UNC 2B 4F DIN 376 C HSS-E |
| 6173094 | T838NC13750-6R2B-D6 | KSU31 | 1 3/8"-6 UNC 2B 4F DIN 376 C HSS-E |
| 6173102 | T838NC17500-5R2B-D6 | KSU31 | 1 3/4"-5 UNC 2B 5F DIN 376 C HSS-E |
| 6173281 | T838NF02500-28R2B-D1 | KSU31 | 1/4-28 UNF 2B 3F DIN 371 C HSS-E |
| 6173283 | T838NF02500-28R2B-D4 | KSU31 | 1/4-28 UNF 2B 3F DIN 374 C HSS-E |
| 6173289 | T838NF03125-24R2B-D4 | KSU31 | 5/16-24 UNF 2B 3F DIN 374 C HSS-E |
| 6173305 | T838NF03750-24R2B-D4 | KSU31 | 3/8-24 UNF 2B 3F DIN 374 C HSS-E |
| 6173309 | T838NF04375-20R2B-D4 | KSU31 | 7/16-20 UNF 2B 3F DIN 374 C HSS-E |
| 6173313 | T838NF05000-20R2B-D4 | KSU31 | 1/2-20 UNF 2B 3F DIN 374 C HSS-E |
| 6172878 | T838NF05625-18R2B-D4 | KSU31 | 9/16-18 UNF 2B 4F DIN 374 C HSS-E |
| 6173072 | T838NF06250-18R2B-D4 | KSU31 | 5/8-18 UNF 2B 4F DIN 374 C HSS-E |
| 6173263 | T838NF06-40R2B-D1 | KSU31 | #6-40 UNF 2B 3F DIN 371 C HSS-E |
| 6173076 | T838NF07500-16R2B-D4 | KSU31 | 3/4-16 UNF 2B 4F DIN 374 C HSS-E |
| 6173267 | T838NF08-36R2B-D1 | KSU31 | #8-36 UNF 2B 3F DIN 371 C HSS-E |
| 6173080 | T838NF08750-14R2B-D4 | KSU31 | 7/8-14 UNF 2B 4F DIN 374 C HSS-E |
| 6173271 | T838NF10-32R2B-D1 | KSU31 | #10-32 UNF 2B 3F DIN 371 C HSS-E |
| 6173088 | T838NF11250-12R2B-D4 | KSU31 | 1 1/8"-12 UNF 2B 4F DIN 374 C HSS-E |
| 6172656 | T839M030X050R6H-D1 | KSU31 | M3X0,5 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172658 | T839M040X070R6H-D1 | KSU31 | M4X0,7 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172660 | T839M050X080R6H-D1 | KSU31 | M5X0,8 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172682 | T839M060X100R6H-D1 | KSU31 | M6X1 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172684 | T839M080X125R6H-D1 | KSU31 | M8X1,25 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172686 | T839M100X150R6H-D1 | KSU31 | M10X1,5 ISO2 (6H) 3F DIN 371 E HSS-E |
| 6172688 | T839M120X175R6H-D6 | KSU31 | M12X1,75 ISO2 (6H) 3F DIN 376 E HSS-E |
| 6172690 | T839M140X200R6H-D6 | KSU31 | M14X2 ISO2 (6H) 3F DIN 376 E HSS-E |
| 6172702 | T839M160X200R6H-D6 | KSU31 | M16X2 ISO2 (6H) 4F DIN 376 E HSS-E |
| 6172706 | T839M200X250R6H-D6 | KSU31 | M20X2,5 ISO2 (6H) 4F DIN 376 E HSS-E |
| 5629792 | T854NPT00625-27R-A | KSU31 | 1/16-27 NPT 4F RHSF HSS-E TiN |
| 5629796 | T854NPT01250-27R-A | KSU31 | 1/8-27 NPT 4F RHSF HSS-E TiN |
| 5629794 | T854NPT01250-27R-AS | KSU31 | 1/8-27 NPT SS 4F RHSF HSS-E TiN |
| 5629799 | T854NPT02500-18R-A | KSU31 | 1/4-18 NPT 4F RHSF HSS-E TiN |
| 5629801 | T854NPT03750-18R-A | KSU31 | 3/8-18 NPT 4F RHSF HSS-E TiN |
| 5629803 | T854NPT05000-14R-A | KSU31 | 1/2-14 NPT 4F RHSF HSS-E TiN |
| 5629906 | T854NPT07500-14R-A | KSU31 | 3/4-14 NPT 4F RHSF HSS-E TiN |
| 5629908 | T854NPT10000-11.5R-A | KSU31 | 1-11 1/2 NPT 4F RHSF HSS-E TiN |
| 5629809 | T854NPTF01250-27R-A | KSU31 | 1/8-27 NPTF 4F RHSF HSS-E TiN |
| 5629807 | T854NPTF01250-27R-AS | KSU31 | 1/8-27 NPTF SS 4F RHSF HSS-E TiN |
| 5629811 | T854NPTF02500-18R-A | KSU31 | 1/4-18 NPTF 4F RHSF HSS-E TiN |
| 5629813 | T854NPTF03750-18R-A | KSU31 | 3/8-18 NPTF 4F RHSF HSS-E TiN |
| 5629815 | T854NPTF05000-14R-A | KSU31 | 1/2-14 NPTF 4F RHSF HSS-E TiN |
| 6059168 | T857G01250-28R-D56 | KSU31 | 1/8-28 G ISO 228 3F RHSF C DIN5156 HSS-E |
| 6059170 | T857G02500-19R-D56 | KSU31 | 1/4-19 G ISO 228 3F RHSF C DIN5156 HSS-E |
| 6059172 | T857G03750-19R-D56 | KSU31 | 3/8-19 G ISO 228 4F RHSF C DIN5156 HSS-E |
| 6059174 | T857G05000-14R-D56 | KSU31 | 1/2-14 G ISO 228 4F RHSF C DIN5156 HSS-E |
| 6059178 | T857G07500-14R-D56 | KSU31 | 3/4-14 G ISO 228 4F RHSF C DIN5156 HSS-E |
| 6059180 | T857G08750-14R-D56 | KSU31 | 7/8-14 G ISO 228 4F RHSF C DIN5156 HSS-E |
| 6059182 | T857G10000-11R-D56 | KSU31 | 1-11 G ISO 228 5F RHSF C DIN5156 HSS-E |