欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看

欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Intr⛄oductionCulture欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Development欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:𒆙Video display欧ꦅ美性受XXXX黑人⭕XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Marketing network欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Company new꧙sIndustryMedia欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Innovation欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Disc Spring欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Wave Spring欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Die Spring欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Coil Spring欧ღ美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Fr💧iction Spring欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看🌼:Nitrog💙en Gas SpringBoltWashCirclip涨紧套泵用备件Lucoma欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:PPE washer欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:PPE dryer欧美性受XXXX黑人XYX💃性爽_欧美视频一区二区三区_欧美一区二区在线观看:Car Fire BlanketTesting欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:Innovation欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看:ProductionMessages
Set Homepage | Favorite
Contact us

Address:Building 🐠18, No.1288 zhongchun Road, Minhang District , Shanghai, P.R.C, 201109


Tel :+86 21 5843 0024

Mobile:+86 18964762017

E-mail:

info@dkwm.cn

website:

dkwm.cn

Product Search
Go

低温弹簧的规范手艺参数比拟

欧美(mei)性(xing)受XXXX黑(hei🍌)人XYX性(xing)爽_欧美(mei)视频一区(qu)(qu)二区(qu)(qu)三区(qu)(qu)_欧美(mei)一区(qu)(qu)二区(qu)(qu)在线观看:DIN 2093 and GB 1972 借喻:-

All requirements are identic💯al except 💎Raw Material and Load Tolerances

欧(ou)美性受XXXX黑人XYX性爽_欧(ou)美视频一(yi🌼)区二区三区_欧(ou)美一(yi)区二区在线观看:除(chu)原材料(liao)和公役标(biao)准(zhun)不一(yi)样外, 的 学手艺标(biao)准(zhun)均分歧点.

▨DIN 2093 prefers Narrow Tolerances in Load requirements.

欧美(mei)性受XXXX黑人XYX性爽(shuang)_欧美(mei)视频一(yi)区(qu)二区(꧒qu)三(san)区(qu)_欧美(mei)一(yi)区(qu)二区(qu)在线观看:DIN 2093 对(dui)力(li)值公役的需求十倍严酷.

DIN 2093 prefers to use Alloy Car⛦bon Steel (50CrV4) instead of Plain Carbon steel (60Si2Mn or C-80)

DIN 2093 最佳(jia)的选择(ze)碳(tan)素(su)钢(gang)钢(gang)(50CrV4)𒉰, 而国(guo)际标准认同渗碳(tan)钢(gang)板(60SiMn 或C-80)

It is a High Quality Alloy steel over plain ✨carbon steel because of Elements like Cr and V.

欧(ou)美(mei)(mei)性(xing)受(shou)XXXX黑人XYX性(xing)爽_欧(ou🍌)美(mei)(mei)视频一(yi)区二(er)区三区_欧(ou)美(mei)(mei)一(yi)区二(er)区在线观看:的合金钢钢比通俗易懂探索钢极(ji)具更(geng)高的的品行(xing), 理由是(shi)干预的Cr原素和V原素:

 Cr ad🌠ds strength to the material a🅘nd V gives more grain refinement. (Fine Grain Size of 3 to 5)

欧美性受XXXX黑(hei)人XYX性爽_欧美视(shi)频一(yi)区(qu)(qu)(qu)二(er)区(qu)(qu)(qu)三区(qu)(qu)(qu𝄹)_欧美一(yi)区(qu)(qu♋)(qu)二(er)区(qu)(qu)(qu)在线观看(kan):Cr可突显文件(jian)的力(li)度(du), 而V可供求(qiu)更优质的晶相(xiang)布(bu)局(ju)图.

 Toughness of this Fine Grained Alloy steel is better than Coarse Grained 🎐Plain Carb🎶on steel.

欧(ou)(ou)美(mei)性受XXXX黑人XYX性爽_欧(ou)(ou)美(mei)视频一(yi)(yi)区二区三区_欧(ou)🎐(ou)美(mei)一(yi)(yi)区二区在线观看:紧密的(de)(de)晶相战(zhan)略(lve)格局(ju)比粗(cu)拙的(de)(de)晶相战(zhan)略(lve)格局(ju)使锰钢钢具备(bei♑)最(zui)佳的(de)(de)坚韧.

Because of bettﷺer grain structures, this material gives better results after Heat Treatment w.r.t. uniform Hardness.

欧(ou)美性(xing)受(shou)XXXX黑人XYX性(xing)爽_欧(ou)美💖视频一(yi)区(qu)(qu)二区(qu)(qu)三(san)区(qu)(qu)_欧(ou)美一(yi)区(qu)(qu)二区(qu)(qu)在线观看:由(you)于非常好的晶相分布, 中碳钢钢在热正确(que)处理后是可(ke)以可(ke)能拿到非常好的可(k🤪e)以,列(lie)如, 分岐的硬度标(biao)准.

 Presence of alloy 🍬elements like V gives more stable microstructure.

欧美性(xing)受(shou)XXXX黑人XYX性(xinꦛg)爽_欧美视(shi)频一区(qu)(qu)二区(qu)(qu)三区(qu)(qu)_欧美一区(qu)(qu)二区(qu)(qu)在线观看(kan):金属成分,比(bi)如V, 的有,使資(zi)料(liao)享有更紧(jin)定(ding)的微(wei)观粒子设计.

 Sphero♌dized annealed structure adds ductility to the material as required for Cold Forming Operation.

🔜欧(ou)美性受(shou)XXXX黑人XYX性爽_欧(ou)美视频(pin)一区(qu)二(er)(er)区(qu)三区(qu)_欧(ou)美一区(qu)二(er)(er)区(qu)在线(xian)观看:球(qiu)体热(re)处理合(he)理布(bu)局突(tu)显(xian)了个(ge)人信息的(de)拓展性, 妥善于冷机(ji)头加工制(zhi)作.

 50CrV4 can be easily formed, blanked ﷽or shaped, heat treated, hardened and temper🌸ed. And hence mainly Intended for Disc Springs.

欧(ou)美(mei)性受XXXX黑人XYX性爽(shuang)_欧(ou)美(me🥃i)视频一区(qu)二区(qu)三区(qu)_欧(ou)美(mei)一区(qu)二区(qu)在线观看:50CrV4 更草(cao)率成型模样、机加工或(huo)扩(kuo)容(rong)和热(re)处理(li), 是(shi)以更为(wei)宜造建碟(die)形螺(luo)旋弹(dan)簧

欧美性受XXXX黑人XYX性爽_欧美视频一区二区三区_欧美一区二区在线观看: