Main devices of heat treatment line: step quenching and tempering furnaces, hi-pressure water descaling unit, spray quenching unit , three-roller and three-unit sizing machine of OD 550mm, hot-straightening device of OD 273mm, cold-straightening device of OD 273mm, normalizing cold-bed, pipe-body transverse and longitudinal EMI thicknesser, pipe-end MPI machine, on-line measuring/stenciling machine, sampling saw, 80Mpa hydrostatic testing machine, UT device, cutter-head and chamfering machine, painting devices.

熱處理線主要設(shè)備：步進(jìn)式淬火爐和回火爐色艹国产、高壓水除鱗裝置色综合色狠狠天天综合色h、噴淋式淬火裝置久久精品国产91久久综合麻豆自制、φ550三輥三機(jī)架定徑機(jī)JIZZ日本国产大陆内射极品、φ273溫矯直機(jī)、φ273冷矯直機(jī)2021偷拍、正火冷床日本精品成年在线观看视频网站、管體縱橫向漏磁探傷測(cè)厚機(jī)、管端磁粉探傷機(jī)人人人操人人爱、在線測(cè)長(zhǎng)/噴印機(jī)欧美淫人、取樣鋸、80MPa水壓試驗(yàn)機(jī)不卡日本黄色三级片、超聲波探傷機(jī)午夜日韩、銑頭倒棱機(jī)、涂漆裝置干操逼网站。

The results show that new residual stress is about 6MPa under air-cooled normalizing; due to chilling effect of surface quenching, the temperature differences between coarse bar and thin bar in stress frame, and between surface and core of the coarse bar are tremendous; in quenching process, the stress of the certain areas in the coarse bar is maximum at 2s, more than 420MPa, the stress frame casting has the bigger possibilities of fracture.

結(jié)果表明大屌干屄视频，正火空冷時(shí)新產(chǎn)生的殘余熱應(yīng)力約6MPa；淬火時(shí)由于表面激冷作用久久亚洲国产精，應(yīng)力框在粗細(xì)桿間及粗桿的表面和芯部都有巨大溫差亚洲视频在线播放路线一；鑄件在淬火的過(guò)程中，粗桿的某些部位在2s時(shí)等效應(yīng)力達(dá)到最大国内大量揄拍在线视频，超過(guò)了420MPa国产一级婬乱片A片片片，極有可能導(dǎo)致鑄件斷裂。

Company Business: all kinds of mold, tools, mechanical parts of the vacuum, quenching, deep cold, nitrogen, carburizing, quenching and tempering, annealing, burning black, high-frequency and other conventional heat treatment, cymbals aging copper, stainless steel type of Bright Quenching and tempering, hardness testing, materials analysis.

公司經(jīng)營(yíng)范圍：各種模具欧美人人操人人爽人人摸、刀具久草国产在线视频、機(jī)械零件的真空、淬火线上看黄片、深冷日韩午夜网页在线观看免费、氮化、滲碳日韩AA无码视频、調(diào)質(zhì)在线看黄片.com、退火、煲黑在线免费网站、高頻和其它常規(guī)熱處理等国产日韩亚洲精品欧美，鈸銅時(shí)效、不銹鋼類的光亮淬火和回火在线观看中文、硬度測(cè)試中国美女一级婬片A片免费播放、材質(zhì)分析。

The frequency about 30KHZ small may quench Φ10 about the high accuracy axis,the hard level maintains in 1 mm,may quench ￠250 the diameter macro-axis,also may quench Φ500 about the gear.

淬火類設(shè)備 Quenching class equipment 頻率在30KHZ左右久久99久久2，小者可淬Φ10左右高精度小軸3d无码h，淬硬層保持1.5mm以內(nèi)，可淬Φ250直徑大軸免费一级A片毛毛片在线播放i，也可淬Φ500左右齒輪免费AⅤ网址在线播放。1、汽車配件、摩托車配件的淬火處理久久精品无码一级毛片88AV。2午夜福利在线观看网站、機(jī)械零件的熱處理。

The frequency about 30KHZ small may quench Φ10 about the high accuracy axis,the hard level maintains in 1 mm,may quench ￠250 the diameter macro-axis,also may quench Φ500 about the gear. 1人人玩人人操人人摸、Quenching of The car fittings,the motorcycle fittings are dealt with 2黄色视频在线不卡免费观看、Metal parts heat treatment.

淬火類設(shè)備 Quenching class equipment 頻率在30KHZ左右，小者可淬Φ10左右高精度小軸呻吟av影院，淬硬層保持1.5mm以內(nèi)九色最新地址，可淬Φ250直徑大軸，也可淬Φ500左右齒輪污黄色视频。1自拍高潮日韩在线视频播放、汽車配件、摩托車配件的淬火處理黑鬼操亚洲人，銅陵高頻感應(yīng)加熱廠家廠家電話：性交一级视频网站。2、機(jī)械零件的熱處理免费在线观看黄的网站。

The process parameters of medium frequency induction hardening for minicar half shaft s were introduced.

介紹了微型車半軸中頻淬火工藝參數(shù)大又大粗又爽又黄w网站，表明冷卻系統(tǒng)對(duì)半軸整體淬火的重要作用，產(chǎn)品質(zhì)量符合技術(shù)要

Coil is the earlier heat treatment enterprises in our province, after more than 10 years of development, the company from an oil-tempered steel pipeline development to the present six, one of which is the introduction of foreign advanced technology of strip lead to hardening Pipeline fire, a domestic leading position in this formed on the basis of a set of their production process, with strong competitiveness.

是我省較早鋼帶熱處理企業(yè)人人人人人人妇人人人干，經(jīng)過(guò)十幾年的的發(fā)展操人人操人人爽爽爽操操操，公司由原來(lái)的一條帶鋼油淬火回火流水線發(fā)展到現(xiàn)在的6條，其中一條是引進(jìn)國(guó)外先進(jìn)工藝的鋼帶鉛淬火回火流水線高清无码激情，處于國(guó)內(nèi)的領(lǐng)先地位，在這基礎(chǔ)上形成了一套自己的生產(chǎn)工藝午夜福利视频网址，具有較強(qiáng)的競(jìng)爭(zhēng)能力AAA免费看黄片。

This paper studies the technology and properties of 60AT NbRE microalloy point rails heat treatment that rail head was heated by medium frequency induction and cooled by pressure air.

AT尖軌全長(zhǎng)熱處理采用中頻感應(yīng)加熱、壓縮空氣吹冷淬火日韩欧美乱伦中文字幕，對(duì) 6 0AT鈮稀土微合金道岔尖軌進(jìn)行軌頭全長(zhǎng)欠速淬火工藝及性能的研究欧美AAAAA一级黄片。

Manufacture of steel gears are quenched and tempered steel, hardened steel, case hardening steel and nitrided steel.

制造齒輪的鋼有調(diào)質(zhì)鋼、淬火鋼午夜一级免费视频、滲碳淬火鋼和滲氮鋼播播岛热岛影院久久。

The samples were heated to 1600℃ and kept for 20 min, some of them were water-quenched directly, and the others were furnace-cooled to a predetermined temperature and kept for 20 min and then quenched.

部分試樣加熱到1600℃保溫20 min后直接淬火得到；其他試樣1600℃保溫20 min国产精品自在线拍国产下载，爐冷到特定溫度再保溫20 min后淬火得到欧美乱大交免费。