Yuhong Group Co.,Ltd
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Delivery Time | 10days-> |
| Payment Terms | T/T, L/C |
| Supply Ability | 1500 tons per month |
| Material Grade | 1.4301 / 1.4307 / 1.4401 / 1.4404 / 1.4571 / 1.4438 |
| Standard | DIN 17456, DIN 17458, EN10216-5, EN10204-3.1, NACE 0175 |
| NDT | ET, UT, HT, PT |
| Application | Construction,Decoration,Industry,boiler,Chemical |
| Surface | Annealing,pickling,polishing |
| Technique | Cold Rolled Hot Rolled,Seamless/Welded |
| Outer diameter | 6~1200 |
| Thickness | 1-95mm |
| Place of Origin | China |
| Brand Name | YUHONG Group |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Model Number | EN10216-5 1.4301 / 1.4307 / 1.4401 / 1.4404 / 1.4571 / 1.4438 |
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Product Specification
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap | Delivery Time | 10days-> |
| Payment Terms | T/T, L/C | Supply Ability | 1500 tons per month |
| Material Grade | 1.4301 / 1.4307 / 1.4401 / 1.4404 / 1.4571 / 1.4438 | Standard | DIN 17456, DIN 17458, EN10216-5, EN10204-3.1, NACE 0175 |
| NDT | ET, UT, HT, PT | Application | Construction,Decoration,Industry,boiler,Chemical |
| Surface | Annealing,pickling,polishing | Technique | Cold Rolled Hot Rolled,Seamless/Welded |
| Outer diameter | 6~1200 | Thickness | 1-95mm |
| Place of Origin | China | Brand Name | YUHONG Group |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Model Number | EN10216-5 1.4301 / 1.4307 / 1.4401 / 1.4404 / 1.4571 / 1.4438 |
| High Light | seamless boiler tubes ，stainless steel seamless pipes | ||
EN10216-5 1.4404 Stainless Steel Seamless Tube
| Grade | Material | C | Si | Mn | P | S | N | Cr | Mo | Ni | Ti | others |
| Ferritic or martensitic steels | ||||||||||||
| X2CrTi12 | 1.4512 | 0.030 | 1.00 | 1.00 | 0.040 | 0.015 | 10.50to12.50 | 6×(C+N)to0.65 | ||||
| X6CrAl13 | 1.4002 | 0.08 | 1.00 | 1.00 | 0.040 | 0.015 | 12.00to14.00 | 0.10to0.30Al | ||||
| X6Cr17 | 1.4016 | 0.08 | 1.00 | 1.00 | 0.040 | 0.015 | 16.00to18.00 | |||||
| X3CrTi17 | 1.4510 | 0.05 | 1.00 | 1.00 | 0.040 | 0.015 | 16.00to18.00 | 4×(C+N)+0.15 to 0.80 | ||||
| X12Cr13 | 1.4006 | 0.08 to 0.15 | 1.00 | 1.50 | 0.040 | 0.015 | 11.50to13.50 | 0.75 | ||||
| Austenitic steels | ||||||||||||
| X5CrNi18-10 | 1.4301 | 0.07 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 17.00to19.50 | 8.00to10.50 | |||
| X2CrNi19-11 | 1.4306 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 18.00to20.00 | 10.00to12.00 | |||
| X2CrNiN18-10 | 1.4311 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.12to0.22 | 17.00to19.50 | 8.50to11.50 | |||
| X6CrNiTi18-10 | 1.4541 | 0.08 | 1.00 | 2.00 | 0.045 | 0.015 | 17.00to19.00 | 9.00to12.00 | 5×C to 0.70 | |||
| X6CrNiNb18-10 | 1.4550 | 0.08 | 1.00 | 2.00 | 0.045 | 0.015 | 17.00to19.00 | 9.00to12.00 | 10×Cto1.00Nb | |||
| X5CrNiMo17-12-2 | 1.4401 | 0.07 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 16.50to18.50 | 2.00to2.50 | 10.00to13.00 | ||
| X2CrNiMo17-12-2 | 1.4404 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 16.50to18.50 | 2.00to2.50 | 10.00to13.00 | ||
| X6CrNiMoTi17-12-2 | 1.4571 | 0.08 | 1.00 | 2.00 | 0.045 | 0.015 | 16.50to18.50 | 2.00to2.50 | 10.50to13.50 | 5×C to 0.70 | ||
| X2CrNiMoN17-13-3 | 1.4429 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.12to0.22 | 16.50to18.50 | 2.50to3.00 | 11.00to14.00 | ||
| X2CrNiMo18-14-3 | 1.4435 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 17.00to19.00 | 2.50to3.00 | 12.50to15.00 | ||
| X3CrNiMo17-13-3 | 1.4436 | 0.05 | 1.00 | 2.00 | 0.045 | 0.015 | 0.11 | 16.50to18.50 | 2.50to3.00 | 10.50to13.00 | ||
| X2CrNiMoN17-13-5 | 1.4439 | 0.030 | 1.00 | 2.00 | 0.045 | 0.015 | 0.12to0.22 | 16.50to18.50 | 4.00to5.00 | 12.50to14.50 | ||
Specification:
ASME SA213/A213: Standard Specification for Seamless Ferritic and Austenitic Alloy-
Steel Boiler, Superheater and Stainless Steel Heat Exchanger Tubes.
ASTM A249 / A249M:Standard Specification for Welded Austenitic Steel Boiler, Superheater
Heat-Exchanger, and Condenser Tubes.
Other Standard:DIN 17456 , DIN 17458, EN10216-5, GOST 9940-81, GOST 9941-81, JIS-G3463,...
Material Grade:
| American Standard | Austenitic Steel: TP304,TP304L,TP304H, TP304N, TP310S,TP316,TP316L,TP316Ti,TP316H, TP317,TP317L, TP321, TP321H,TP347, TP347H,904L… Duplex Steel : S32101,S32205,S31803,S32304,S32750, S32760 Others:TP405,TP409, TP410, TP430, TP439,... |
| Europen Standard | 1.4301,1.4307,1.4948,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438, 1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501 |
| GOST | 08Х17Т,08Х13,12Х13,12Х17,15Х25Т,04Х18Н10,08Х20Н14С2, 08Х18Н12Б,10Х17Н13М2Т,10Х23Н18,08Х18Н10,08Х18Н10Т, 08Х18Н12Т,08Х17Н15М3Т,12Х18Н10Т,12Х18Н12Т,12Х18Н9, 17Х18Н9, 08Х22Н6Т, 06ХН28МДТ |
Size Range:
| Production | Outside Diameter | Wall Thickness |
| BoilerTube | 6.00mm to 101.6mm | 0.5mm to 8mm |
Final Finishing
Solution Annealed & Pickled/Bright Annealed.
Type of Tubes:
U-bend & Straight.
Some of the quality tests carried out by us includes:
| Corrosion Test | Conducted only when specially requested by the client |
| Chemical Analysis | Test done as per required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
| Air Under Pressure Test | To check any evidence of air leakage |
| Visual Inspection | After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:
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Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9... YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...
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