Comparison Table Of Domestic And Foreign Alloy GradeMaterialChinaFormer 
Soviet UnionAmericaEnglandJapanFrenchGermanyGBГOCTASTMBSJISNFDINHigh 
Quality 
Carbon 
Structural 
Steel08F08KП1006040A04S09CK C10881008045M10S9CK C1010F 1010040A10 XC10 101010,101,012045M10S10CXC10C10,CK1015151015095M15S15CXC12C15,CK1520201020050A20S20CXC18C22,CK2225251025 S25C CK2530301030060A30S30CXC32 35351035060A35S35CXC38TSC35,CK3540401040080A40S40CXC38H1 45451045080M46S45CXC45C45,CK4550501050060A52S50CXC48TSCK5355551055070M55S55CXC55 60601060080A62S58CXC55C60,CK6015Mn15Г10,161,115080A17SB46XC1214Mn420Mn20Г10,211,022080A20 XC18 30Mn30Г10,301,033080A32S30CXC32 40Mn40Г10,361,040080a40S40C40M540Mn445Mn45Г10,431,045080A47S45C  50Mn50Г10,501,052030A52
080M50S53CXC48 Alloy 
Structural 
Steel20Mn220Г 213,201,321150M19SMn420 20Mn530Mn230Г 21330150M28SMn433H32M530Mn535Mn235Г 21335150M36SMn438(H)35M536Mn540Mn240Г 21340 SMn44340M5 45Mn245Г 21345 SMn443 46Mn750Mn250Г 2   ~55M5 20MV     20MnV635SiMn35CГ En46  37MnSi542SiMn35CГ En46  46MnSi440B TS14B35    45B 50B46H    40MnB 50B40    45MnB 50B44    15Cr15X5115523M15SCr415(H)12C315Cr320Cr20X5120527A19SCr420H18C320Cr430Cr30X5130530A30SCr430 28Cr435Cr35X5132530A36SCr430(H)32C434Cr440Cr40X5140520M40Scr44042C441Cr445Cr45X51,455,147434A99SCr44545C4 38CrSi12CrMo38XC/12XM 620CrB 12CD413CrMo4415CrMo15XMA-387CrB1653STC42/STT42/
STB4212CD416CrMo4420CrMo20XM41,194,118CDS12
CDS110STC42/STT42/
STB4218CD420CrMo4425CrMo 4125En20A 25CD425CrMo430CrMo30XM41301717COS110SCM42030CD4 42CrMo 4140708A42
708M40 42CD442CrMo435CrMo35XM4135708A37SCM335CD434CrMo412CrMoV12XMФ     12Cr1MoV12X1MФ    13CrMoV4225Cr2Mo1VA25X2M1ФA     20CrV20XФ6120   22CrV440CrV40XФA6140   42CrV650CrV50XФA6150735A30SUP1050CV450CrV415CrMn15XГ,18XГ     20CrMn20XГ CA5152527A60SUP9  30CrMnSiA30XГ CA     40CrNi40XH3140H640M40SNC236 40NiCr620CrNi3A20XH3A3316  20NC1120NiCr1430CrNi3A30XH3A3325/
3330653M31SNC631H
SNC631 28NiCr1020MnMoB 80B20    38CrMoA1A38XMIOA 905M39SACM64540CAD6.1241CrA1Mo0740CrNiMoA40XHMA4340871M40SNCM439 40NiCrMo22Spring 
Steel60601060080A62S58CXC55C608585C1085/
1084080A86SUP3  65Mn65Г1566    55Si2Mn55C2Г9255250A53SUP655S655Si760Si2MnA60C2Г A9260/
9260H250A61SUP761S765Si7Rolling 
Bearing 
SteelGCr9ШХ9Е51100/
51100 SUJ1100С5105Сг4GCr9SiMn   SUJ3  GCr15ШХ15Е52100534А99SUJ2100С6100Cr6  52100    GCr15SiMnШХ15СГ    100CrMn6Free 
Cutting 
SteelY12A12С1109 SUM12  Y15 В1113220М07SUM22 10S20Y20A20С1120 SUM3220F222S20Y30A30С1130 SUM42 35S20Y40MnА40ГС1144225М36 45MF240S20Wear 
Resistant 
SteelZGMn13116Г 13Ю  SCMnH11Z120M12X120Mn12Carbon 
Tool 
SteelT7y7W1-7 SK7.SK6 C70W1T8у8  SK6.SK5  T8Aу8АW1-0.8C  1104Y175C80W1T8Mnу8Г  SK5  T10у10W1-1.0CD1SK3  T12у12W1-1.2CD1SK2Y2 120C125WT12Aу12АW1-1.2C  ХС 120C125W2T13у13  SK1Y2 140C135WAlloy 
Tool 
Steel8MnSi     C75W39SiCr9XC BH21  90CrSi5Cr2XL3   100СгбCr0613XW5 SKS8 140Cr39Cr29XL   100СгбWB1F1BF1SK21 120W4Сг12X12D3BD3SKD1Z200C12X210Cr12Cr12MoVX12MD2BD2SKD11Z200C12X165CrMoV469Mn2V9Г 2Ф2  80M8090MnV89CrWMn9XBГ1 SKS380M8 CrWMnXBГ7 SKS31105WC13105WCr63Cr2W8VЗХ2В8ФH21BH21SKD5X30WC9VX30WCrV935CrMnMo5XГ M  SKT5 40CrMnMo75CrNiMo5XHML6 SKT455NCDV755NiCrMoV64Cr5MoSiV4Х5МФСH11BH11SKD61Z38CDV5X38CrMoV514CrW2Si4XB2C  SKS4140WCDS35-1235WCrV75CrW2Si5XB2CS1BSi  45WCrV7High 
Speed 
Tool 
SteelW18Cr4VР18Т1ВТ1SKH2Z80WCV
2018-4-1S18-0-1W6Mo5Cr4V2Р6МЗN2ВМ2SKH9Z85WDCV
06-05-04-02S6-5-2W18Cr4VCo5Р18К5Ф2T4BT4SKH3Z80WKCV
18-05-04-01S18-1-2-5W2Mo9Cr4VCo8 M42BM42 Z110DKCWV
09-08-04-02-01S2-10-1-8Heat 
Resistant 
Steel2Cr23Ni1320X23H12309/S30900309S24SUH309Z15CN24.13 2Cr25Ni2120X25H20C2310/S31000310S24SUH310Z12CN25.20CrNi25200Cr25Ni20 310/S31008 SUS310S  0Cr17Ni12Mo208X17H13M2T316/S31600316S16SUS316Z6CND17.12X5CrNiMo18100Cr18Ni11Nb08X18H12E347/S34700347S17SUS347Z6CNNb18.10X10CrNiNb1891Cr13Mo   SuS410J1  1Cr17Ni214X17H2431/S43100431S29SUS431Z15CN16-02X22CrNi170Cr17Ni7A109X17H7Ю631/S17700 SUS631Z8CNA17.7X7CrNiA1177
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Detection Tools:

Factory Show:

FAQ

Q1:How about thequality?
A:Third party inspections are always welcomed, like TUV.   All of the goods will be released together with MTC and stamped by TPI. 

Q2: How long is the delivery time?
A: Generally about 5-10 days if the goods in stock. Or will be 15-20 days if the goods are not in stock. And alsoaccording to the quantity.

Q3:Do you provide samples? Free or not?
A: Yes, we could offer the sample for free but do not pay the cost of freight.

Q4:May I customize the steel pipe?
A:Sure you can, we can produce according to your requirement, you can send the CAD ordesign drawing.

Q5:Any value-added Services?
A:Fottunately for you,we are very experience in this industry. We have equipped our warehouse with the necessitiesto perform in-house painting,coating,pipe cutting, jointed welding, and make machanical fabricate per to request.  

Q6: How about the trade terms?
A: EXW, FOB, CFR, CIF, LC will be accepted.