SA-449

SA-449 (一般用途热处理钢制六角头螺钉、螺栓和螺柱，最小抗拉强度 120/105/90 ksi)· ASME (美国) · 11 种材料

名称	材料组别
SA-449 Type 1 Alloy Boron Steel	结构钢	chevron_right
SA-449 Type 1 Alloy Steel	结构钢	chevron_right
SA-449 Type 1 Boron Steel	结构钢	chevron_right
SA-449 Type 1 Carbon Steel	结构钢	chevron_right
SA-449 Type 2	结构钢	chevron_right
SA-449 Type 3-A	结构钢	chevron_right
SA-449 Type 3-B	结构钢	chevron_right
SA-449 Type 3-C	结构钢	chevron_right
SA-449 Type 3-D	结构钢	chevron_right
SA-449 Type 3-E	结构钢	chevron_right
SA-449 Type 3-F	结构钢	chevron_right