YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 10000 Tons/Month |
| Delivery Time | 5 - 90 Days |
| Packaging Details | Ply-Wooden Case + Iron Frame |
| Material Grade | A335 P22 |
| Standard | ASTM A335 , ASME SA335 |
| External Diameter | >38.1 |
| Ends | PE , BE |
| Tube Material | Nickel Alloy , Alloy , Stainless Steel , Duplex Stainless Steel , Carbon |
| Application | Boiler |
| Brand Name | YUHONG |
| Model Number | Boiler Tube |
| Certification | ABS, DNV-GL, LR, BV, CCS, KR, ASME, TUV, SGS, BV, IEI, IBR, ISO9001, ISO 14001, ISO 18001 |
| Place of Origin | China , Korea |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 10000 Tons/Month |
| Delivery Time | 5 - 90 Days | Packaging Details | Ply-Wooden Case + Iron Frame |
| Material Grade | A335 P22 | Standard | ASTM A335 , ASME SA335 |
| External Diameter | >38.1 | Ends | PE , BE |
| Tube Material | Nickel Alloy , Alloy , Stainless Steel , Duplex Stainless Steel , Carbon | Application | Boiler |
| Brand Name | YUHONG | Model Number | Boiler Tube |
| Certification | ABS, DNV-GL, LR, BV, CCS, KR, ASME, TUV, SGS, BV, IEI, IBR, ISO9001, ISO 14001, ISO 18001 | Place of Origin | China , Korea |
| High Light | Alloy Steel Boiler Tube ，Oil Industries Alloy Steel Boiler Tube ，Gas Industries seamless steel tube | ||
ASTM A335 P22 Alloy Steel Boiler Seamless Tube For Oil & Gas Industries , Marine Applications
Grade A335 P22 is a specification for seamless ferritic alloy-steel pipe intended for high-temperature service. It is particularly suitable for applications involving high-pressure and high-temperature environments, such as in power plants and petrochemical plants.
ASTM A335 P22 seamless boiler tubes are particularly effective in the power generation, petrochemical, chemical processing, industrial boiler, oil and gas, and marine industries. Their ability to withstand high temperatures and corrosive environments ensures long-term reliability and efficiency in demanding applications.
Chemical Composition:
| Grade | C | Mn | P | S | Si | Cr | Mo |
| A335 P22 | 0.05–0.15% | 0.30-0.60% | ≤ 0.25% | ≤ 0.25% | 0.50% maximum | 1.90–2.60% | 0.87–1.13% |
Mechanical Properties:
| Grade | Tensile Strength | Yield Strength | Elongation | Hardness |
| A335 P22 | Minimum 415 MPa (60,200 psi) | Minimum 205 MPa (30,000 psi) | 20% minimum in 50 mm | ≤ 220 HB (Brinell Hardness) |
Key Features:
Applications:
1. Petrochemical Industry
2. Marine Applications
3. Oil and Gas Industry
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...
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