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Jiangsu Liangyi Co.,Limited  is a professonal open die forging  factory from china. The company has 460 emplyees, which include 9 senior engineers, 32 intermediate engineers and 140 technicians.
  With high standard quality control policy, Liangyi products have gained many certifications, such as CCS, BV, DNV, LR, NK.
 Since establised in 1997, our forging parts has been exported to many countries, such as American, European countries, Asian countries, and so on. 
Our products are widely used in petroleum and chemical industry, power generation, shipbuilding, heavy machinery, Oil Gas applications:such as christmas trees,wellhead
We can forge all steel grades as follows 
   Alloy and carbon steel forging steel grades:
ASTM A181 Class 60,ASTM A504 Class L, ASTM A516 Grade 60,ASTM A551 Class A,ASTM A668/A668MClass E Class D Class F CLass C ,ASME SA336/182 Gr. F22,SA 336 Gr F22V, SA 336/182 Gr. F12,SA 182 F9, ASME SA 336 Gr. F1,ASME SA 508 Gr. 3,SA 508 Gr.4,ASTM A470/A470M Class 4 Class 8 Class 7,ASME SA266 Gr2 Gr4 GR1 ASME SA-765/SA-765M Grade 4,A182-F1,A182-F9,A182-F11,A182-F12,A182-F21,ASTM A471/ A471 Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 10 Class 11 ,A182-F22,A182-F36,SA516 GR 70,SA516 GR 60,A182-F91,A182-F92,A694-F42,A694-F46,A694-F48,A694-F50,A694-F60,A694-F70, SA-350 LF1,SA-350 LF2,SA-350 LF3,SA-350 LF5,SA-350 LF6,20Mn5,28Mn6,AISI 1045,AISI 1055,AISI 1060,AISI 1070,P235GH,P245GH,P250GH,P265GH,P280GH,P285QH,P295GH,P305GH, 355GH,P355N, P355NH, P355NL1,P355NL2,P355QH,P355QH1,P420QH,P460Q,P460QH,P500,P500QH,P500QL1, P500QL2,S235J0,S235J2,S235J2G3,S235JR,S235JRG2,S275J2,S275J0, S275JR, S275N, S275NL,S355G7,S355G8,S355G9,S355G10,S355G12,S355J0,S355J0H,S355J2,S355J2G3, S355J2H,S355JR,S355K2,S355N,S355NL,S420N,S420NL,S460N Mod.S460Q,S460QL,S460QL1, S500QL,AMS 6418,AISI 4140,AISI 4130,AISI 4135,AISI 4340,AISI 4320,AISI 4317,AISI 4337,AISI 4130,AISI 4142, AISI 9260,AISI 9315,AISI 9840,AISI 94B30,AISI 9850,AISI 8630,AISI 8620,AISI 9840,AISI 8622H,AISI 9310,AISI 4145H,AISI 4145H,AISI 4145H Mod,AISI 4330V,AISI 4330V Mod.AISI 4150,AISI 1020,42CrMo4,25CrMo4,34CrNiMo6,17CrNiMo6-4 20NiCrMo22,34CrMo4,30CrNiMo8,36CrNiMo4,16CrNiMo12,40NiCrMo7,41CrALMo7,30NiCrMo12,18CrMos4,18CrNiMo7-6,18CrNiMo5,17CrNiMo6,16MnCr5,St52-3,S355j2g3,50CrMo4,39NiCrMo3,20NiCrMo2-2,11CrMo9-10,13CrMo4-514CrMoV6.9,18CrMo4,30CrMoV9 30CrNiMo8,31CrMo12, 1CrMoV9, 32CrMo12,43CrMo4,43CrMo4.6,60CrMo3-3,100CrMnSi6-4,C22.8,SA105,16Mo3,20MnMoNi4-5(1.6311),15NiCuMoNb5(1.6368),13CrMo4-5,10CrMo9-10 (1.7380),12CrMo9-10,13CrMoV9-10,X10CrMoVNb9-1(1.4903),X10CrMoVNb 9-2 (1.4901),12Ni14 (1.5637),X8Ni9 (1.5662),X2CrNiMoN 17-13.5(1.4439),X1NiCrMoCu25-20-5 (1.4539),X1CrNiMoCu20-18-7 (1.4547),X1CrNiMoCuN25-20-7(1.4529),X20CrMoV12-1,X20CrMoV11-1,1.4922,X10CrMoVNb9-2(1.4901),16Mo5,12CrMo19-5,1.6981 21CrMoNiV4-7,1.2888 X20CoCrWMo10-9,100Cr6,AISI 52100,E52100,1.3505,1.4923,X22CrMoV12-1,1.2313,21CrMo10,51CrV4,1.8159,50CrV4, 39NiCrMo3,40CD3,1.6510,18MnMoNi5-5,1.6308,1.6582,20MnMoNi4-5,1.6311,13CrMoV9-10,30Mn5,S42Cr1,S34CrNi,S34MnV,20MnV6,20MV6 ,20MnV, 42CrV6,1.7561,1.6743,32NiCrMo10-4,14CrMoV6-9,1.7735,1.7734,1.7736,14CrMoV6.9,15CDV6,1.6956,33NiCrMoV14-5,1.7337,16CrMo4-4,X13CrMoCoVNbNB 9-2-1,X14CrMoVNbN,20MnMoNi55,1.6948,26NiCrMoV11-5,1.4933,X11CrNiMo12,1.6952,24NiCrMoV14,26NiCrMoV14-5,30CrMoV4.11,26CrMoNiVNb8,15MnV5.1.5213,2MnVT,1.5223,1.6961,24NiCrMoV10-10,1.6946,30CrMoNiV5-11,1.6945,22CrMoNiWV8-8,1.6749,23CrNiMo7-4-7,1.6962,1.6963,25NiCrMoV12-7,27NiCrMoV16-7,1.6957,27NiCrMoV15-6,1.6732,28NiCrMo5-5,1.6347,26NiMoV14-4,1.4926,X21CrMoV12-1,X20CrMoV12-1,1.4934,16MnD5,18MnD5,20MnD5,83CrMoV9,1.2375,X11CrMoWVNb 9-1-1,1.4905,X10CrNiMoV12-2-2,X12CrNiMoV12-2,1.4906,X12CrMoWVNbN10-1-1,X18CrMoNbVN11-1,X12CrNiWTiB16-13,1.4962,X19CrMoNbVN11-1,1.4913,21CrMoV57,1.7709,21CrMoV5-11,1.8070,12CrNiMo6,12CrNiMo7-6,EN24,EN8,EN9,EN19,070M20,080M40,708M40,817M40,070M55,34cralni7-10,20nicrmo14-6,24nicrmov10-10,1.3813,WB36,T36/P36,15NiCuMoNb5-6-4,1.6368)


  Stainless Steel Forged Steel Grades
A182-F6a,A182-F6b,A182-F6NM,1.4313,X3CrNiMo13-4,UNS C41500,ASTM A/ASME SA182/965 Grade F304,F304L/304H,F316L/316H,F316Ti,AISI 321,UNS S32100,1.4541,F321H,F347,F310,F317,317L,AISI 314,UNS S31703,1.4438,SUS 317L,AISI 347,UNS S34700,1.4550,AISI 416,AISI 420,AISI 430,AISI 403,AISI 409,AISI 410,AISI 431,AISI 440C,1.4125,UNS S44004,AISI 440B,AISI 440A,AISI 309,UNS S30900,1.4828,AISI 309S,UNS S30908,1.4833,AISI 317LN,UNS S31753,1.4434,AISI 310s,UNS S31008,SAF 2520,1.4845,AISI 310,UNS S31000,1.4810,AISI 316 Ti,UNS S31635,1.4571,316L Mod,1.4435,724L,X2CrNiMo18-14-3,AISI 330,UNS N08330,1.4886,RA330,A182-F48,A182-F348,Nitronic 50,Xm-19,UNS S20910,1.3964,Nitronic 40,Nitronic 60,UNS S32800,Nitronic 30,Xm-11,Xm-10,UNS S21800,A-286,UNS S66286,ASTM A453 Grade 660,1.2779,1.4980,1.4944,Alloy 20,904L,UNS N08904,1.4539,PH13-8Mo,UNS S13800,1.4534,XM-13,15-5ph,UNS S15500,1.4545,XM-12,17-4pH,1.4542,AISI 630,17-7ph,UNS S17700,1.4568,AISI 631,1.4532,AISI 632,pH15-7Mo,Al-6Xn,UNS N08367,654smo,UNS S32654,1.4652,A182-F44,Uns S31254,1.4547,254smo,A182-F45,A182-F51,UNS S31803,1.4462,X2CrNiMoN22-5-3,,SAF 2205,A182-F53,UNS S32750,1.4410,Saf 2507,A182-F60,Uns S32760,A182-F55,1.4501,Zeron 100,A182-F62,UNS S32550,A182-F61,A182-F52,A182-F49,1.4462,1.4501,UNS S31050, F310 MoLN,AISI 422,1.4935,X21CrMoNiV12-1,SUH 616,Sanicro 28,UNS N08028,Custom 450,UNS S45000,Custom 455,UNS S45500,UNS S31803,SAF 2205, SAF 2507,Custom 465,UNS SS46500,1.4313,1.4301,1.4306,1.4401,1.4404,1.4406,1.4541,1.4571,1.4550,1.4462,1.4465,1.4565,1.4539,X1NiCrMoCu25-20-5,UNS S20910,1.3964,X2CrNi18-9, X2CrNiMo17-12-2,X2CrNiMoN22-5-3, X3CrNiMo13-4,X4CrNiMo16-5-1,X5CrNi18-10,X5CrNiMo17-12-2,X6CrNiTi18-10,X8CrNiTi18-10,X10CrMoVNb9-1,X12Cr13, X12CrMoWVNbN10-1-1,X17CrNi16-2,X20Cr13,X22CrMoV12-1,X30Cr13,X46Cr13,X4CrNiMo16-5-1,1.4418,AISI 305,1.4303,X4CrNi18-12,1.2332,1.6552,1.6545,19-9 DL Alloy Grade 19-9 DL,UNS S63198,1.4563,1.4563,,X1NiCrMoCu31-27-4,1.4008,UNS S41400,AISI 414,AISI 301,1.4310,X10CrNi18-8,UNS S32050,EN 1.4662/UNS S82441,X2CrMnNiMoN26-5-4/1.4467,UNS S31050,1.4466,X1CrNiMoN25-22-2,AISI 329,Uns S32900,1.4460,X3CrNiMoN27-5-2,X2CrNiMoV13-5-2,1.4415,UNS S41427/UNS S41425/S41426,GX4CrNi13-4,1.4317,1.6908,1.6354,X2NiCrMoTi10-10-5,X2NiCoMo18-9-5,X2NiCoMo18-16-5,1.2706,X2NiCoMo18-8-5,1.6379,AISI 316LN ,1.4910,X3CrNiMoBN17-13-3,UNS S31653,X2CrNiMoN22-5-3,FV520B,X5CrNiMoCuNb14-5,1.4594,1.4432,X2CrNiMo17-12-3.AERMET 100 ALLOY,UNS K92580,AISI 303,1.4305,AISI 446,1.4749.X18CrN28,AISI 444,UNS S44400,1.4521,RA333,UNS N06333,2.4608,AISI 633,UNS S35000,Alloy 350,AISI 634,UNS S35500,Alloy 355,astm a705 gr 630,
 ASTM A565/A565M XM32,Z8CNT18-11,Z6CN18-10,Z6CN17-16,z2cn19-10,X2CrNi18-9,1.4307,Z2CN19-10NS,Z2 cn 19-10 n2,Z2CN18-10,1.4306,X2CrNi19-11,Z2CND17-12,Z2CND18-12,Z6CND17-12,Z5CND17-12,1.4548,X5CrNiCuNb17-4-4,X15CrNiSi25-4,1.4821 ,ASTM A565 Grade 616,1.4939,X12CrNiMo12,AISI 403Cb,UNS S41040,153 Ma,UNS S30415,1.4818,,UNS S30815,253MA,1.4835,1.4841,Xm-11,UNS S21904,Alloy 21-6-9,AISI 317lMN ,UNS S31726,A182 F48,A182-F49,UNS S34565,1.4565,Alloy 24,1.3964,X2CrNiMnMoNNb21-16-5-3,1.3952,X2CrNiMoN18-14-3,,UNS S35315,1.4854,X6NiCrSiNCe35-25,353mA,UNS N08031,1.4562,X1NiCrMoCu32-2,Alloy 31,Alloy 20,UNS N08020,2.4660,SAF 2304,UNS S32304,1.4362,A182-F60,UNS S32205,,SUS 329J3L,INCOLOY Alloy 27-7MO,UNS S31277,X8CrMnN18-18 


Nickel alloy and Super ALloy Steel Grades
Nickel 200, Nickel 201,Monel 400,Monel R-405,Monel K-500,Hastelloy C-22,Hastelloy X,UNS N06002,2.4665,Hastelloy C-4,hastelloy G30,hastelloy g35,hastelloy g50,Hastelloy B-2,Hastelloy C-276,Hastelloy C-2000,Hastelloy B-2,Hastelloy B-3,Nimonic 75,Nimonic 90,Nimonic 80A,Nimonic 105,Nimonic 901,Inconel 600,inconel 601,inconel 617,inconel 625,inconel 686,inconel 690,inconel 693,inconel 706,inconel 718,inconel 725,inconel X-750,inconel 751,inconel 783,incoloy 800,incoloy 800H,incoloy 800HT,Incoloy 825,Incoloy 926,Incoloy 890,Incoloy 925,incoloy 926,UNS N08926,1.4529,INCOLOY 801,Incoloy 901,Incoloy 945, Incoloy Alloy 903,Incoloy alloy 907,Incoloy alloy 840,Incoloy A-286,NI-SPAN-C Alloy 902,MP35N,MP159,Multimet N155,Haynes 230,Haynes 188,Hastelloy Alloy Hybrid-Bc1,UNS N10362,2.4708,Haynes 25, UNS R30605 Alloy L605 L-605 ,Haynes HR-120 ,Haynes HR-160 ,Udimet 500,Rene 41,Waspalloy,Invar 36,Invar 42,Rene 41,UNS N07041,2.4973,Alloy 45TM ,UNS N06045,2.4889,Stellite 6B,Kovar alloy,Refractaloy26,R26,Waspaloy Alloy,UNS N07001,2.4654,Maraging C300,Maraging C350,Maraging C250 UNS NO6022,UNS NO6200, UNS No5500,UNS NO6002,UNS N010665, UNS N10276, UNS N10001,UNS N07080,UNS N06600, UNS N06601,UNS NO6625,UNS N06686,UNS N06693,UNS N06690,UNS N07718,UNS N07725,UNS N07750,Uns R30556/N06058/N08535/R20033 UNS N07716,UNS N07773,UNS N07776,UNS N09777,UNS N08800,UNS N08811,UNS N08810,UNS N08825,UNS N09925,UNS S66286,UNS N07500,UNS K93600 2.4602,2.4675,2.4816,2.4663,2.4642,2.4668,2.4669,1.4958,2.4858,2.4375,2.4665,2.4617, 2.4819.2.4631,2.4851,2.4606,1.4876,1.4959,1.4980,2.4983,2.4656,

 Titanium alloys
TITANIUM- Gr. 1 / 2 / 5 /7/ 12/16 ASTM B 381 - F1 

Copper Alloy

UNS C36500,UNS C44300,UNS C44400,UNS C44500,UNS C46400,UNS C46500,UNS C61300,UNS C61400,UNS C63000,UNS C63200,UNS C70600,UNS C70620,UNS C71500,UNS C71520,UNS C72200

Aluminum alloy
1070A,1060,1100,1200 ,2A11,2017,2A12,2024 ,2014,2219,3003 3A21,5A02,5052,5A03,5A05,5A06,5083,5086,5454,6061,6063,6A02,6082,6005,7049, 7050, 7075, 7079, 7175 and 7475  

AMS grade 
AMS 6348/AMS 6370/AMS 6409/AMS 6414/AMS 6415/AMS 6484/AMS 5643/AMS 5653/AMS 5610/AMS 5622/AMS 5645/AMS 5655/AMS 5659/AMS 5647/AMS 5613/AMS 5648/AMS 5611/AMS 5646/AMS 5627/AMS 5639/AMS 5612/AMS 5630/AMS 5750/AMS 5711/AMS/5616/AMS 5754/AMS 5772/AMS 5731/AMS 5665/AMS/5666/AMS 5662/AMS 5661   


 Tool And Die Steel
AISI 6F7, AISI A2,AISI O1,AiSI O2,AISI S7,AISI D6,AISI S1, AISI D2, AISI A6, AISI O7,AISI L2, H13,H11,H12,AISI L6,H21,H10,H10A,H19,314,H19A,P20,P20+Ni, P20+S, S136,718
 SKT6,SKD12,SKD1,SKD2,SKS3,SKS41,SKS95,SKD11,DC53,SKS43,SKD61,SKD6,SKT4,SKD5,SKD7,SKD62,NAK80
 1.2767,1.2363,1.2510,1.2080,1.2436,1.2542,1.2379,1.2824,1.2550,1.2509,1.2210,1.2344,1.2606,1.2782, 1.2678,1.2889,1.2605,1.2343,1.2714,1.2581,1.2365,1.2779,1.2661,1.2083,1.2311,1.2312,1.2738,1.2316
    
   Raw Material, Forging, Heat treating, machining, testing and inspection facilities are organised to provide superior forging parts. We sincerely welcome the friends from all over the world visit Liangyi and have business with us. This will be a win-win chance. Do not hesitate, and just contact us now.
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