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来源:www.jn-syj.com 发布于:2019/6/10 11:32:52 点击量:
JB/T12791-2016油封弹簧接头强度测量:8.5.4.1油封弹簧有效长度HX≤150mm时,将油封弹簧从接头对面剪断,两端分别装夹到试验机上下卡头内,每端夹持圈数3圈,保持拉伸弹簧有效长度35%的状态30s,接头区域不脱落为合格;HRJ Spring Tester;
8.5.4.2油封弹簧有效长度150mm<HX≤1200mm时,从距油封弹簧接头两端各50mm±3圈处剪断,两端分别装夹到试验机上下卡头内,每端夹持圈数3圈,保持拉伸弹簧135mm的状态30s,恢复拉伸前状态时弹簧不伸长或变形为合格;HRJ Spring Tester;
150mm油封弹簧接头强度测量;≤1200mm油封弹簧接头强度测量;静载荷弹簧试验机;动载荷弹簧试验机;机械弹簧拉压试验机;HRJ Spring Tester;碳素弹簧钢丝试验机;高疲劳强度弹簧试验机;阀门弹簧试验机;冷拉弹簧钢丝试验机;镀层弹簧钢丝试验机;直条弹簧钢丝试验机;卷簧试验机;不锈弹簧钢丝试验机;奥氏体弹簧钢丝测试机;HRJ Spring Tester;沉淀硬化不锈弹簧钢丝检测;自紧弹簧试验机;5000N旋转油封弹簧试验;500N骨架油封弹簧试验;3000N装配式油封弹簧试验;2000N往返式油封弹簧检测;500N往复运动弹簧试验;DIN油封弹簧试验机;ABC型油封弹簧试验机;HRJ Spring Tester;AS型油封弹簧试验机;BS型油封弹簧试验机;CS型油封弹簧试验机;弹簧接头区域强度试验;
油封弹簧一般应用在减震器油封或旋转油封上,油封弹簧检查重要项目有材料直径、弹簧外径、有效长度、初拉力F0、接头强度、表面处理;HRJ Spring Tester;油封弹簧检查一般项目有外观、紧密性、盘扭、接头间隙、接头膨胀;油封弹簧盘扭检验,将弹簧扭成8字形,从300mm高度自由落下,落在平板上,8字形消失变成O字形为合格;
初拉力F0是弹簧在冷卷时形成的内力,其值为弹簧开始产生拉伸变形时所需作用力;F5表示弹簧拉伸有效长度的5%时的负荷;F10表示弹簧拉伸有效长度的10%时的负荷;HX表示油封弹簧有效长度;GB/T4357冷拉碳素弹簧钢丝;HRJ Spring Tester;GB/T24588不锈弹簧钢丝;ISO 8458-2;
Oil Seal Spring Joint Strength Test;Oil Seal Spring Twist Test;Joint Area Strength Test;Cold-drawn non-alloy steel wire for springs;HRJ Spring Tester;Stainless steel wires for spring;Oil Seal Spring Tensile Tester;Mould Coil Spring Tester;Spring Fatigue Testing Machine;Spring Torsion Fatigue Tester;Spring Transverse Stiffness Tester;Gas Spring Fatigue Tester;More position Spring Fatigue Tester;Helical Spring Compression Tester;HRJ Spring Tester;Coil Spring Fatigue Tester;Battery Spring Tester;Sofa Spring Tester;Air spring Stiffness Tester;Spring bumper Tester;Helical Spring Compression Tester;Automobile Leaf Spring Tester;Table top Spring Tester;Vertical Spring Tester;Torsion Bar Spring Fatigue Tester;Switch Spring Tester;HRJ Spring Tester;Clock spring Tester;Hydraulic Spring Tester;Seal element Spring Tester;China Spring Tester;Asia Spring Tester;World Spring Tester;Various Spring Tests;Various Testing Machine;Laboratory Equipment;China Material Tests;Asia Material Tests;World Material Tests;International Type Material Tester;Testing Machines Manufacturer;Mechanics Tester Manufacturer;Tester Service Center;Tester Fittings Supply Center;Test Accessories Design Manufacture Center;Special Test Accessories Center;Testing Machine Accessories;Material Tester Attachment;Material Tester Fixture;Jinan HengRuiJin Testing Machine Co.,Ltd.
3118云顶集团;弹簧检测仪器制造商;山东省力值硬度计量委员
(试验机服务中心)(试验机配件供应中心)(特殊夹具定制中心)
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