查询词典 alloy steel

Mm. 7.5.3 Requirements for quality of weld joint's surface: a No crack, not fusional, bubble, slag, splash; b Surface of seam of pipeline with design temperature lower than -29℃, stainless steel pipeline and alloy steel pipeline with trend of harden quenching shall be free from undercut.

The surface shall be smooth 7.5.3 焊接接头表面的质量应符合下列要求： 28 SH 3501-2002 a 不得有裂纹，未熔合，气孔，夹渣，飞溅存在； b设计温度低于-29℃的管道，不锈钢和淬硬倾向较大的合金钢管道焊缝表面，不得有咬边现象；其他材质管道焊缝咬边深度不应大于 0.5mm，连续咬边长度不应大于 100mm，且焊缝两侧咬边总长不大于该焊缝全长的 10%； c 焊缝表面不得低于管道表面，焊缝余高Δh 应符合下列要求： 1 100%射线检测焊接接头，其Δh≤1+0.2b1，且不大于 2mm； 2 其余的焊接接头，Δh≤1+0.2b1，且不大于 3mm。

These CRM's are for analysis of carbon steel and mild low alloy steel by spectrochemical methods.

此类标样用于碳钢、中低合金钢的光谱分析。

An ultra-high strength, weldable, low alloy steel with excellent cryogenic temperature toughness in the base plate and in the heat affected zone when welded, having a tensile strength greater than 830 MPa (120 ksi) and a micro-laminate microstructure comprising austenite film layers and fine-grained martensite/lower bainite laths, is prepared by heating a steel slab comprising iron and specified weight percentages of some or all of the additives carbon, manganese, nickel, nitrogen, copper, chromium, molybdenum, silicon, niobium, vanadium, titanium, aluminum, and boron; reducing the slab to form plate in one or more passes in a temperature range in which austenite recrystallizes; finish rolling the plate in one or more passes in a temperature range below the austenite recrystallization temperature and above the Ar3 transformation temperature; quenching the finish rolled plate to a suitable Quench Stop Temperature; stopping the quenching; and either, for a period of time, holding the plate substantially isothermally at the QST or slow-cooling the plate before air cooling, or simply air cooling the plate to ambient temperature.

在基体板以及焊接时的热影响区处的低温韧性优异的超高强度、可焊接、低合金钢具有高于830MPa（120ksi）的抗拉强度，并且具有包含奥氏体薄膜层和细晶粒的马氏体／下贝氏体板条的显微层状组织，所述钢的制备过程为：加热含有铁以及特定重量百分比的添加元素的钢坯，所述添加元素为碳，锰，镍，氮，铜，铬，钼，硅，铌，钒，钛，铝，以及硼中的一些或全部；在奥氏体可发生再结晶的温度范围内，采用一个或多个道次，将所述钢坯轧制成板材；在低于奥氏体再结晶温度但高于Ar 3 转变点的温度下，采用一个或多个道次对所述板材进行终轧；将所述终轧板材淬火至一适当淬火终止温度；停止所述淬火；或者在空冷前在QST点基本等温保持所述板材一段时间，或者对所述板材进行缓慢冷却，或者只是简单地将所述板材空冷至室温。

Our company is specializing in the production of alloy steel hotbelt, excellent cold-rolled steel band, in the wide strip of large enterprises.

本公司是专业生产热镀铝锌合金钢带、冷轧优特钢带、中宽板带的大型企业。

The company operating the United States Lancaster double-resistant metal band Saw Blade excellent cutting performance, quality and a wide range of practical, applicable to all types of cutting section and various forms of steel and alloy steel, and with any type of belt Saw Supporting the use of.

本公司经营的美国耐斯特双金属带锯条切削性能优良，质量稳定，具有广泛的实用性，适用于切削各种类型断面和各种形状的钢材及合金钢，并可与任何类型的带锯床配套使用。

Easy car sales Rail, alloy steel, stainless steel, polished rod?

销售易车铁、合金钢、不锈钢、磨光棒？

Jiaocheng Shanxi Xin Sheng Machinery Co., Ltd. is a professional manufacturer of high-manganese steel, alloy steel and various grades of Ductile Iron Castings Foundry Enterprise.

山西交城县鑫昇机械有限公司是一家专业生产的高锰钢、合金铸钢以及各种牌号球墨铸铁件的铸造企业。

Shanghai Dalong Hot-work Engineering Co.,Ltd, now has annual capacity of 7,800T of a variety of forge works,of which stainless steel forge works of different specifications and brands amounts to 4,500T and alloy steel forge works of 3,000T.

上海大隆热加工工程有限公司现年产各类锻件7800T，其中各种标准、牌号的不锈钢锻件4500T、合金钢锻件3000T。

Our company is production and sales of professional pipe fitting manufacturers, is a professional manufacturer of carbon steel, alloy steel pipe fittings professional production enterprises.

我公司是生产销售管件的专业厂家，是一家专业生产碳钢、合金钢管件专业生产企业。

My company is production and sales of professional pipe fittings manufacturers, is a professional manufacturer of carbon steel, alloy steel pipe fittings professional production enterprises.

我公司是生产销售管件的专业厂家，是一家专业生产碳钢、合金钢管件专业生产企业。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。