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Brand Name : YUHONG
Model Number : Studded Fin 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
MOQ : 1 PC
Price : 1 - 10000 USD
Payment Terms : L/C, T/T
Supply Ability : 10000 Tons/Month
Delivery Time : 5 - 90 Days
Packaging Details : Ply - Wooden Case + Iron Frame
Base Pipe : Alloy Steel Seamless Pipe: ASTM A335 P11, P12, P1, P22, P23, P5, P9, P91, P92
Welding Type : High Frequency Welding
Fin Type : Studded Tube, Pin Tube, Oil Furnace Tube , Steam Furnace Tube, Reforming Tube
Fin Height : 5~30mm
Fin Material : Carbon Steel
Fin pitch : 8~30mm
ASTM A335 P9 Studded Fin Tube For Fired Heater,Steam Boiler
ASTM A335 GR.P9 Studded Fin Tube are made from high-alloy steel and are designed for high-temperature and high-pressure applications.ASTM A335 G.P9 Studded Fin Tube maintain excellent strength and hardness at elevated temperatures, making them suitable for use in boilers and heat exchangers.
This material exhibits high resistance to corrosion, making it ideal for use in chemical processing and petrochemical environments.This material have good weldability, allowing for easy connections with other materials, suitable for complex structural applications and can withstand significant mechanical loads under high pressure, ensuring system stability and safety.
Chemical positions:
ASTM A335 P9 | ||||||
C | Mn | P | S | Si | Cr | Mo |
≤0.15% | 0.30~0.60% | ≤0.025% | ≤0.025% | 0.50~1.00% | 8.0~10.0% | 0.90~1.10% |
Mechanical properties of ASTM A335:
Property | Tensile Strength | Yield Strength | Elongation | Hardness | Modulus of Elasticity | Poisson's Ratio |
Value | 415 - 550 MPa (60 - 80 ksi) | 240 MPa (35 ksi) minimum | 20% minimum | 85 HRB maximum, 200 HB maximum | ~200 GPa (29 x 10^6 psi) | ~0.3 |
Specifications For Various Types Of Finned Tubes:
Yuhong Group Fin Tube Specification | |||||
Type | Description | Base tube | Fin specification (mm) | ||
O.D. (mm) | Fin pitch | Fin height | Fin thick | ||
Embedded | G-type fin tube | 16-63 | 2.1-5 | <17 | ~0.4 |
Extruded | Single metal combined metal | 8-51 | 1.6-10 | <17 | 0.2-0.4 |
Low fin tube t-type fin tube | 10-38 | 0.6-2 | <1.6 | ~0.3 | |
Bamboo tube corrugated tube | 16-51 | 8~30 | <2.5 | / | |
Wound | L/KL/LL type fin tube | 16-63 | 2.1-5 | <17 | ~0.4 |
String | String fin tube | 25-38 | 2.1-3.5 | <20 | 0.2-0.5 |
U-type | U-type tube | 16-38 | / | / | / |
Welding | HF-welding fin tube | 16-219 | 3~25 | 5~30 | 0.8-3 |
H/HH type fin tube | 25-63 | 8~30 | <200 | 1.5-3.5 | |
Studded fin tube | 25-219 | 8~30 | 5~30 | φ5-20 |
Advantages:
Applicatons:
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ASTM A335 P9 Studded Fin Tube For Fired Heater Steam Boiler Images |