钢种Grade

特性Feature

用途Application

301
1Cr17Ni7

cr，Ni含量低于304，经冷加工后有高硬度，铁道车辆、传送带、螺栓螺母用??
301 steel has lower Cr,Nicontent than
304 teel,its haroness after cold
working,it's used fortains,conveyer
belt,crew ???

主要用于冷轧钢板，钢带，热轧钢板，棒材,列车，航空器、车辆，弹簧
cold rolling steel(armor)plate,steel belt hot rollingsteel plate,barmaterial,trains,aircraft, vehicles,spring．

301
00Cr17Ni7N

在301的基础上降低C的含量，从而改善了晶间腐蚀，添加N,弥补C含量烽低而引起的强度下降???
301LN steel is made by lowering the Ccontent in 301 steel and by imporving intergranular corrosion resistance of welde,streng th deterioration due to reduced? C content has been reinforced by adding N

常用于公路、铁路、车辆结构件等用途
Frame snd exterior decoration of vehicle．

304
1.4301
0Cr18Ni9

作为一种用途广泛的钢，具有良好的耐蚀性， 耐热性，低温强度和机械特性。冲压、弯曲等热加工性好，无热处理硬化现象??
It’s the steel most widely used．It has good corrosion resistance，thermalresistance，strenght at low-temperature and mechanical properties.It also has good normal temprature drawability such as deep drawing,bending etc,and does not harden not hard with heat treatment.

家庭用品、汽车配件、医疗器具、建材、化学，食品工船舶部件，使用温度-196℃-800℃
(Usable temperature range: -196℃-800℃)household table ware,automobile parts,medical instruments,building material,chemical and food industry.

304
1.4306
00Cr18Ni10

作为低C的304钢，在一般状态下，其耐蚀性与304钢相似，但在焊接后或者消除应力后，其抗晶间腐蚀能力优秀。在未进行热处理的情况下，亦能保持良好的耐蚀性，一般在400℃以下使用，使用温度-196℃-800℃
Its made a ultra-low carbon 304steel type which has similar corrosion resistance with 304 steel normal condition.Itsresistanceto integranuar corrosion after welding and stress elimination is superior.It possesses corrosion resistant properties withuout undergoing heat treatment．

应用于抗晶间腐蚀性要求高的化学、煤碳、石油产业的野外露天机器、建材、耐热零件及热处理有困难的零件
It’s used at temperature under 400℃(usable temperature range：-196℃-800℃)for the machinery used in the chemical coal and petroleum which require high intergraular Corrosion resistance,and parts that are difficult to heat trest．

304N
0Cr19Ni9N

在Ocr19Ni9加N强度提高，塑性不降低，同时降低S、Mn的含量
304N stee is made by increasing the N，it’s harsness increase，but the plasticity does’t decrease,the S and Mn content decrease，

作为结构用强度部件路灯、水箱，水管，门
Water tanks，water pipes pipes,door

304Cu
Ocr18Ni9Cu

添加Cu抗菌及成型良好，有利于使用在卫生要求高的环境及深加工产品
With the addition of Cu,304Cu steel has good formability and antilbacteria,it takes advantage of the environment that require high saniation and deep drawability．

保温杯，厨房用水槽，集体用餐设备，门手柄及各类拉手
Thermos bottles,kitchen sinks，pots，doomobs．

305
1Cr18Ni9Cu

与304相比，加工硬化性能，施压加工特殊拉拔，冷墩用
Its working and hardnening is lower than 304,it is used for rotaion and press
working,particularly for pull and cold rolling．

钢板，棒材，钢带
Steel plate，bar material，steel strip．

309S
1.4828
0Cr23Ni13

腐蚀性比0Cr19Ni9好，实际上作为耐腐蚀钢使用
Its corrosion resistance is better than 0Cr19Ni9,in fact,it is? used for hot resistance steel．

钢板，棒材，钢带
Steel plate，bar material，steel strip．

310S
1.4841
0Cr25Ni20

抗氧化性比OCr23Ni13好，但实际上作为耐热钢使用
It’S oxidization reslsance is better than OCr23Ni13,but in fact,it is used as heat
resistance steel．

钢板，棒材，钢带
Steel plate，bar material，steel strip．

316
1.4401
0Cr17Ni12Mo2

因为添加了Mo，其耐腐蚀性、耐孔蚀、耐高温强度优良，有利千使用在结构体上，在海水和其他各种介质中耐腐蚀性比0Cr19Ni9好
With the addition of Mo,316 steel has superiorcoeeosion resisance,pitting
resistance and high temperature strength,it’sgoodfor structure．The corrosion resistance is better than 0Cr19Ni9 in the seawater andother medium．

海水设备，化学，造纸，燃料，醋酸，化肥生产设备，食品工业，沿海地垦设施
Salt water equipment, chemical, papermaking, dyes, acetic acid,reclaiming facility along the coast．

316Ti
1.4571
0Cr17Ni12Mo2Ti

添加Ti使316提高耐晶间腐蚀，它具有所有0Cr17Ni12Mo2的优点，但比它更好
With the addition Of Ti,it has hifher intergranular corrosion resistance than 316 steel．It possessesa all the advantage of 0Cr17Ni12Mo2Ti，but it is better than it.

用于抗硫酸，蚁酸，醋酸的设备品种以棒材为主
It is used for the equipment can resist sulfuric acid,formic acid，acetic acla，Most of these products are bar material．

316L
1.4404
00Cr17Ni14Mo2

是316的超低碳，它保留了316的特性，耐晶间腐蚀能力更好
316L steel is a superlow-carbon316 steel．It reseves the feature of 316 and has the higher intergranular corrosion．

316钢类之中特别需要耐晶间腐蚀的产品
It is in the need of intergranular corrosion resistance in 316 steel type.

316N
00Cr17Ni13Mo2N

在316钢中加入N，能显著提高钢的强度，不降低塑性，使材料的厚度减薄，做耐腐蚀性较好，强度较高的部件
Adding the N to 316 steel can enhance the strength of ilt obviously without
decreasing the plasticity and the thickness can be reduced,itwas used as parts that has good corrosion resistance and high intensity．

用于316系列中间能明显减少厚度的各类不锈产品
It is used for all sorts of stainless steel peoducts which can be thickened in 316 Steel．

316J1
00Cr18Ni14Mo2Czu2

加Cu后，其耐腐蚀性，耐点腐蚀都比316强After the addition of Cu,the corrosion resistance and drop corrosion resistance is stronger than 316．

用于耐硫酸材料
It generally used for material that resists sulfuric acid．

317
0Cr19Ni13Mo3

因Mo高，耐点腐蚀比316好，一般做染色设备，阀门等使用
Because of high Mo,the drop corrosion resistance is stronger than 316．It genemlly used for dyed equipment, Valve ect．

用于抵抗各类酸的设备，漂白设备等
Antiacid equipment，bleaching equiment．

321
1.4541
0Cr18Ni9Ti

在304钢基础上添加Ti，主要能进一步防止晶间腐蚀，适合使用在430-900℃环境，但不推荐做装饰部件
321steel is made by adding the Ti content in 304 steel．It mainly avoid in tergranular coffosion further．The usable temperature is l96-800℃，but it is not suitable for decoration parts．

作焊芯，抗磁仪襄，医疗器械，耐酸容器及输送管道等
Welding，antimagneftsm instrument，medical macanery，acid-resisting container，tranSpOrtatiOnpipe，etc

347
1.4550
0Cr18Ni11Nb

含Nb更能进一步提高钢的耐晶间腐蚀性
Because of containing Nb，it can increase the intergranular corrosion resistance of the steel further．

品种有棒材，板材和带材
Bar material，plate material，belt material.