Test or certification item 测试或认证名称: 钢结构用高强度垫圈
Test or certification info 测试和认证相关内容: 尺寸,扭矩,耐久
Refer products 涉及产品: 五金
Lead time 周期: 常规服务 regular service 7 工作日 working days ( URGENT service, to be /confirm/i, 加急服务待定 )
Sample size 送样规格: 9pcs finished products 九个成品
Sample report 样本报告:
Photo for reference 涉及图片: