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 | TP304/304L , TP316/316L , TP321/321H, TP347/347H, TP310/310S , S31803, S32750, S32760 , S32205 , UNS NO8904 |
| Standard | ASME SA213 , ASTM A213 , ASME SA789 , ASTM A789 , ASME B677, ASTM B677 |
| NDT | ET, UT, HT , PT |
| Place of Origin | China,USA, Korea, UE |
| Brand Name | YUHONG SPECIAL STEEL |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Model Number | TP304/304L , TP316/316L , TP321/321H, TP347/347H, TP310/310S , S31803, S32750, S32760 , S32205 , UNS NO8904 |
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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 | TP304/304L , TP316/316L , TP321/321H, TP347/347H, TP310/310S , S31803, S32750, S32760 , S32205 , UNS NO8904 | Standard | ASME SA213 , ASTM A213 , ASME SA789 , ASTM A789 , ASME B677, ASTM B677 |
| NDT | ET, UT, HT , PT | Place of Origin | China,USA, Korea, UE |
| Brand Name | YUHONG SPECIAL STEEL | Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Model Number | TP304/304L , TP316/316L , TP321/321H, TP347/347H, TP310/310S , S31803, S32750, S32760 , S32205 , UNS NO8904 | ||
| High Light | heat exchanger pipe ，heat recovery pipe | ||
Stainless Steel Seamless Tube, ASTM A213, ASTM A789, Hydraulic Test / Eddy Current Test / Ultraulic Test.
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: |
| 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 |
| Heat Exchanger Tube | 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:
>250 Million
Employee Number:
>158
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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